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Vulnerability details: VCID-feh5-kr1b-aaas
Vulnerability ID VCID-feh5-kr1b-aaas
Aliases CVE-2018-6797
Summary An issue was discovered in Perl 5.18 through 5.26. A crafted regular expression can cause a heap-based buffer overflow, with control over the bytes written.
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-787 Out-of-bounds Write
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-6797.html
rhas Moderate https://access.redhat.com/errata/RHSA-2018:1192
cvssv3 8.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-6797.json
epss 0.00835 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.00835 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.00835 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.00835 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.00853 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.00853 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.00853 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.00853 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.00853 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.00853 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.00853 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.00853 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.00853 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.00853 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.00853 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
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epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
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epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
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epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.01877 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.03709 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.03709 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.03709 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.03709 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.03709 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.03709 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
epss 0.07976 https://api.first.org/data/v1/epss?cve=CVE-2018-6797
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1547783
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6797
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6798
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6913
cvssv3 4 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2018-6797
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2018-6797
generic_textual Medium https://ubuntu.com/security/notices/USN-3625-1
cvssv3.1 9.8 https://www.oracle.com/security-alerts/cpujul2020.html
generic_textual CRITICAL https://www.oracle.com/security-alerts/cpujul2020.html
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-6797.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-6797.json
https://api.first.org/data/v1/epss?cve=CVE-2018-6797
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6797
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6798
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6913
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://rt.perl.org/Public/Bug/Display.html?id=132227
https://security.gentoo.org/glsa/201909-01
https://ubuntu.com/security/notices/USN-3625-1
https://usn.ubuntu.com/3625-1/
https://www.debian.org/security/2018/dsa-4172
https://www.oracle.com/security-alerts/cpujul2020.html
http://www.securitytracker.com/id/1040681
http://www.securitytracker.com/id/1042004
1547783 https://bugzilla.redhat.com/show_bug.cgi?id=1547783
cpe:2.3:a:perl:perl:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:perl:perl:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:7.3:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:7.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.5:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:7.5:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
CVE-2018-6797 https://nvd.nist.gov/vuln/detail/CVE-2018-6797
RHSA-2018:1192 https://access.redhat.com/errata/RHSA-2018:1192
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-6797.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:N/S:U/C:L/I:N/A:N 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

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-6797
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:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-6797
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://www.oracle.com/security-alerts/cpujul2020.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
Exploit Prediction Scoring System (EPSS)
Percentile 0.81820
EPSS Score 0.00835
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.