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Vulnerability details: VCID-entq-ap4u-aaad
Vulnerability ID VCID-entq-ap4u-aaad
Aliases CVE-2020-27770
Summary Due to a missing check for 0 value of `replace_extent`, it is possible for offset `p` to overflow in SubstituteString(), causing potential impact to application availability. This could be triggered by a crafted input file that is processed by ImageMagick. This flaw affects ImageMagick versions prior to 7.0.8-68.
Status Published
Exploitability 0.5
Weighted Severity 5.0
Risk 2.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-190 Integer Overflow or Wraparound
System Score Found at
generic_textual Low http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-27770.html
cvssv3 5.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-27770.json
epss 0.00064 https://api.first.org/data/v1/epss?cve=CVE-2020-27770
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epss 0.00205 https://api.first.org/data/v1/epss?cve=CVE-2020-27770
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27770
cvssv3.1 5.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2020-27770
cvssv3 5.5 https://nvd.nist.gov/vuln/detail/CVE-2020-27770
cvssv3.1 5.5 https://nvd.nist.gov/vuln/detail/CVE-2020-27770
generic_textual Low https://ubuntu.com/security/notices/USN-4988-1
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-27770.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-27770.json
https://api.first.org/data/v1/epss?cve=CVE-2020-27770
https://bugzilla.redhat.com/show_bug.cgi?id=1894691
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27770
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://lists.debian.org/debian-lts-announce/2021/03/msg00030.html
https://lists.debian.org/debian-lts-announce/2023/03/msg00008.html
https://ubuntu.com/security/notices/USN-4988-1
cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*
CVE-2020-27770 https://nvd.nist.gov/vuln/detail/CVE-2020-27770
USN-4988-1 https://usn.ubuntu.com/4988-1/
USN-5335-1 https://usn.ubuntu.com/5335-1/
USN-7068-1 https://usn.ubuntu.com/7068-1/
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-27770.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:3.1/AV:N/AC:L/PR:N/UI:N/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

high

low

none

high

low

none
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-27770
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:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-27770
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:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-27770
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 0.29974
EPSS Score 0.00064
Published At Dec. 19, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.