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Vulnerability details: VCID-cpms-qu5p-bffb
Vulnerability ID VCID-cpms-qu5p-bffb
Aliases BIT-pillow-2020-35653
CVE-2020-35653
GHSA-f5g8-5qq7-938w
PYSEC-2021-69
Summary In Pillow before 8.1.0, PcxDecode has a buffer over-read when decoding a crafted PCX file because the user-supplied stride value is trusted for buffer calculations.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-125 Out-of-bounds Read
CWE-20 Improper Input Validation
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv3 7.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-35653.json
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.0038 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.00391 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
epss 0.00391 https://api.first.org/data/v1/epss?cve=CVE-2020-35653
cvssv3.1 8.1 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 7.1 https://github.com/advisories/GHSA-f5g8-5qq7-938w
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-f5g8-5qq7-938w
generic_textual HIGH https://github.com/advisories/GHSA-f5g8-5qq7-938w
cvssv3.1 7.1 https://github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2021-69.yaml
generic_textual HIGH https://github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2021-69.yaml
cvssv3.1 7.1 https://github.com/python-pillow/Pillow
generic_textual HIGH https://github.com/python-pillow/Pillow
cvssv3.1 7.1 https://github.com/python-pillow/Pillow/commit/2f409261eb1228e166868f8f0b5da5cda52e55bf
generic_textual HIGH https://github.com/python-pillow/Pillow/commit/2f409261eb1228e166868f8f0b5da5cda52e55bf
cvssv3.1 7.1 https://lists.debian.org/debian-lts-announce/2021/07/msg00018.html
generic_textual HIGH https://lists.debian.org/debian-lts-announce/2021/07/msg00018.html
cvssv3.1 7.1 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6BYVI5G44MRIPERKYDQEL3S3YQCZTVHE
generic_textual HIGH https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6BYVI5G44MRIPERKYDQEL3S3YQCZTVHE
cvssv3.1 7.1 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BF553AMNNNBW7SH4IM4MNE4M6GNZQ7YD
generic_textual HIGH https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BF553AMNNNBW7SH4IM4MNE4M6GNZQ7YD
cvssv2 5.8 https://nvd.nist.gov/vuln/detail/CVE-2020-35653
cvssv3.1 7.1 https://nvd.nist.gov/vuln/detail/CVE-2020-35653
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2020-35653
cvssv3.1 7.1 https://pillow.readthedocs.io/en/stable/releasenotes/index.html
generic_textual HIGH https://pillow.readthedocs.io/en/stable/releasenotes/index.html
archlinux Medium https://security.archlinux.org/AVG-1438
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-35653.json
https://api.first.org/data/v1/epss?cve=CVE-2020-35653
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35653
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/advisories/GHSA-f5g8-5qq7-938w
https://github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2021-69.yaml
https://github.com/python-pillow/Pillow
https://github.com/python-pillow/Pillow/commit/2f409261eb1228e166868f8f0b5da5cda52e55bf
https://lists.debian.org/debian-lts-announce/2021/07/msg00018.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6BYVI5G44MRIPERKYDQEL3S3YQCZTVHE/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BF553AMNNNBW7SH4IM4MNE4M6GNZQ7YD/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6BYVI5G44MRIPERKYDQEL3S3YQCZTVHE
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6BYVI5G44MRIPERKYDQEL3S3YQCZTVHE/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BF553AMNNNBW7SH4IM4MNE4M6GNZQ7YD
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BF553AMNNNBW7SH4IM4MNE4M6GNZQ7YD/
https://nvd.nist.gov/vuln/detail/CVE-2020-35653
https://pillow.readthedocs.io/en/stable/releasenotes/index.html
1915420 https://bugzilla.redhat.com/show_bug.cgi?id=1915420
ASA-202101-11 https://security.archlinux.org/ASA-202101-11
AVG-1438 https://security.archlinux.org/AVG-1438
cpe:2.3:a:python:pillow:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:python:pillow:*:*:*:*:*:*:*:*
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:fedoraproject:fedora:32:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
RHSA-2021:3917 https://access.redhat.com/errata/RHSA-2021:3917
RHSA-2021:4149 https://access.redhat.com/errata/RHSA-2021:4149
USN-4697-1 https://usn.ubuntu.com/4697-1/
USN-4697-2 https://usn.ubuntu.com/4697-2/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-35653.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:R/S:U/C:H/I:N/A:H 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: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H Found at https://github.com/advisories/GHSA-f5g8-5qq7-938w
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:R/S:U/C:L/I:N/A:H Found at https://github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2021-69.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: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H Found at https://github.com/python-pillow/Pillow
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:R/S:U/C:L/I:N/A:H Found at https://github.com/python-pillow/Pillow/commit/2f409261eb1228e166868f8f0b5da5cda52e55bf
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:R/S:U/C:L/I:N/A:H Found at https://lists.debian.org/debian-lts-announce/2021/07/msg00018.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:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H Found at https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6BYVI5G44MRIPERKYDQEL3S3YQCZTVHE
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:R/S:U/C:L/I:N/A:H Found at https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BF553AMNNNBW7SH4IM4MNE4M6GNZQ7YD
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:P/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-35653
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:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-35653
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:R/S:U/C:L/I:N/A:H Found at https://pillow.readthedocs.io/en/stable/releasenotes/index.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 0.58697
EPSS Score 0.0038
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:10:35.956989+00:00 Pypa Importer Import https://github.com/pypa/advisory-database/blob/main/vulns/pillow/PYSEC-2021-69.yaml 37.0.0