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Vulnerability details: VCID-v446-d877-f3a3
Vulnerability ID VCID-v446-d877-f3a3
Aliases CVE-2018-1000075
GHSA-74pv-v9gh-h25p
Summary RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a infinite loop caused by negative size vulnerability in ruby gem package tar header that can result in a negative size could cause an infinite loop.. This vulnerability appears to have been fixed in 2.7.6.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv3.1 7.5 http://blog.rubygems.org/2018/02/15/2.7.6-released.html
generic_textual HIGH http://blog.rubygems.org/2018/02/15/2.7.6-released.html
cvssv3.1 7.5 http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
generic_textual HIGH http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
cvssv3.1 7.5 https://access.redhat.com/errata/RHSA-2018:3729
generic_textual HIGH https://access.redhat.com/errata/RHSA-2018:3729
cvssv3.1 7.5 https://access.redhat.com/errata/RHSA-2018:3730
generic_textual HIGH https://access.redhat.com/errata/RHSA-2018:3730
cvssv3.1 7.5 https://access.redhat.com/errata/RHSA-2018:3731
generic_textual HIGH https://access.redhat.com/errata/RHSA-2018:3731
cvssv3.1 7.5 https://access.redhat.com/errata/RHSA-2019:2028
generic_textual HIGH https://access.redhat.com/errata/RHSA-2019:2028
cvssv3.1 7.5 https://access.redhat.com/errata/RHSA-2020:0542
generic_textual HIGH https://access.redhat.com/errata/RHSA-2020:0542
cvssv3.1 7.5 https://access.redhat.com/errata/RHSA-2020:0591
generic_textual HIGH https://access.redhat.com/errata/RHSA-2020:0591
cvssv3.1 7.5 https://access.redhat.com/errata/RHSA-2020:0663
generic_textual HIGH https://access.redhat.com/errata/RHSA-2020:0663
cvssv3 3.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-1000075.json
epss 0.01632 https://api.first.org/data/v1/epss?cve=CVE-2018-1000075
epss 0.01632 https://api.first.org/data/v1/epss?cve=CVE-2018-1000075
epss 0.01632 https://api.first.org/data/v1/epss?cve=CVE-2018-1000075
epss 0.01632 https://api.first.org/data/v1/epss?cve=CVE-2018-1000075
epss 0.01632 https://api.first.org/data/v1/epss?cve=CVE-2018-1000075
epss 0.01632 https://api.first.org/data/v1/epss?cve=CVE-2018-1000075
epss 0.01632 https://api.first.org/data/v1/epss?cve=CVE-2018-1000075
epss 0.01632 https://api.first.org/data/v1/epss?cve=CVE-2018-1000075
epss 0.01632 https://api.first.org/data/v1/epss?cve=CVE-2018-1000075
cvssv3 3.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-74pv-v9gh-h25p
cvssv3.1 7.5 https://github.com/jruby/jruby/commit/0b06b48ab4432237ce5fc1bef47f2c6bcf7843f7
generic_textual HIGH https://github.com/jruby/jruby/commit/0b06b48ab4432237ce5fc1bef47f2c6bcf7843f7
cvssv3.1 7.5 https://github.com/rubygems/rubygems/commit/5971b486d4dbb2bad5d3445b3801c456eb0ce183
generic_textual HIGH https://github.com/rubygems/rubygems/commit/5971b486d4dbb2bad5d3445b3801c456eb0ce183
cvssv3 7.5 https://github.com/rubygems/rubygems/commit/92e98bf8f810bd812f919120d4832df51bc25d83
cvssv3.1 7.5 https://github.com/rubygems/rubygems/commit/92e98bf8f810bd812f919120d4832df51bc25d83
generic_textual HIGH https://github.com/rubygems/rubygems/commit/92e98bf8f810bd812f919120d4832df51bc25d83
cvssv3.1 7.5 https://lists.debian.org/debian-lts-announce/2018/04/msg00000.html
generic_textual HIGH https://lists.debian.org/debian-lts-announce/2018/04/msg00000.html
cvssv3.1 7.5 https://lists.debian.org/debian-lts-announce/2018/04/msg00001.html
generic_textual HIGH https://lists.debian.org/debian-lts-announce/2018/04/msg00001.html
cvssv3.1 7.5 https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html
generic_textual HIGH https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html
cvssv3.1 7.5 https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
generic_textual HIGH https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
cvssv3.1 7.5 https://lists.debian.org/debian-lts-announce/2019/05/msg00028.html
generic_textual HIGH https://lists.debian.org/debian-lts-announce/2019/05/msg00028.html
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2018-1000075
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2018-1000075
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2018-1000075
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2018-1000075
cvssv3.1 7.5 https://usn.ubuntu.com/3621-1
generic_textual HIGH https://usn.ubuntu.com/3621-1
cvssv3.1 7.5 https://www.debian.org/security/2018/dsa-4219
generic_textual HIGH https://www.debian.org/security/2018/dsa-4219
cvssv3.1 7.5 https://www.debian.org/security/2018/dsa-4259
generic_textual HIGH https://www.debian.org/security/2018/dsa-4259
Reference id Reference type URL
http://blog.rubygems.org/2018/02/15/2.7.6-released.html
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
https://access.redhat.com/errata/RHSA-2018:3729
https://access.redhat.com/errata/RHSA-2018:3730
https://access.redhat.com/errata/RHSA-2018:3731
https://access.redhat.com/errata/RHSA-2019:2028
https://access.redhat.com/errata/RHSA-2020:0542
https://access.redhat.com/errata/RHSA-2020:0591
https://access.redhat.com/errata/RHSA-2020:0663
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-1000075.json
https://api.first.org/data/v1/epss?cve=CVE-2018-1000075
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-17405
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-17742
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-17790
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000073
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000074
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000075
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000076
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000077
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000078
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000079
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6914
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8777
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8778
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8779
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8780
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/jruby/jruby/commit/0b06b48ab4432237ce5fc1bef47f2c6bcf7843f7
https://github.com/rubygems/rubygems/commit/5971b486d4dbb2bad5d3445b3801c456eb0ce183
https://github.com/rubygems/rubygems/commit/92e98bf8f810bd812f919120d4832df51bc25d83
https://lists.debian.org/debian-lts-announce/2018/04/msg00000.html
https://lists.debian.org/debian-lts-announce/2018/04/msg00001.html
https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html
https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
https://lists.debian.org/debian-lts-announce/2019/05/msg00028.html
https://nvd.nist.gov/vuln/detail/CVE-2018-1000075
https://usn.ubuntu.com/3621-1
https://www.debian.org/security/2018/dsa-4219
https://www.debian.org/security/2018/dsa-4259
1547420 https://bugzilla.redhat.com/show_bug.cgi?id=1547420
cpe:2.3:a:rubygems:rubygems:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:rubygems:rubygems:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
GHSA-74pv-v9gh-h25p https://github.com/advisories/GHSA-74pv-v9gh-h25p
USN-3621-1 https://usn.ubuntu.com/3621-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at http://blog.rubygems.org/2018/02/15/2.7.6-released.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

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none

high

low

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none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

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required

unchanged

changed

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/errata/RHSA-2018:3729
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

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high

none

required

unchanged

changed

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/errata/RHSA-2018:3730
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/errata/RHSA-2018:3731
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

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none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/errata/RHSA-2019:2028
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

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required

unchanged

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none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/errata/RHSA-2020:0542
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

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required

unchanged

changed

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/errata/RHSA-2020:0591
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

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low

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none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/errata/RHSA-2020:0663
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-1000075.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

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low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://github.com/jruby/jruby/commit/0b06b48ab4432237ce5fc1bef47f2c6bcf7843f7
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

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required

unchanged

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high

low

none

high

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none

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://github.com/rubygems/rubygems/commit/5971b486d4dbb2bad5d3445b3801c456eb0ce183
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

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none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://github.com/rubygems/rubygems/commit/92e98bf8f810bd812f919120d4832df51bc25d83
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://lists.debian.org/debian-lts-announce/2018/04/msg00000.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://lists.debian.org/debian-lts-announce/2018/04/msg00001.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://lists.debian.org/debian-lts-announce/2019/05/msg00028.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-1000075
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-1000075
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-1000075
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://usn.ubuntu.com/3621-1
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://www.debian.org/security/2018/dsa-4219
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://www.debian.org/security/2018/dsa-4259
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.81045
EPSS Score 0.01632
Published At June 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-01T12:16:42.684193+00:00 Ubuntu USN Importer Import https://usn.ubuntu.com/3621-1/ 36.1.3