Vulnerability Report

CVE-2020-5313

Title: Pillow FLI buffer overflow

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2020-5313.

CWE Category CWE-125
Published Date Jan 03, 2020
Modified Date Jun 17, 2026
Exploit Status Not Found
Score 7.1 CVSS v3.1
Exploit Probability (EPSS)
2.75%

Vulnerability Summary

CVE-2020-5313: libImaging/FliDecode.c in Pillow before 6.2.2 has an FLI buffer overflow.

Impacted Vendors

P
python 1

Reference Links

https://github.com/python-pillow/Pillow/commit/a09acd0decd8a87ccce939d5ff65dab59e7d365b https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2MMU3WT2X64GS5WHDPKKC2WZA7UIIQ3A/ https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3DUMIBUYGJRAVJCTFUWBRLVQKOUTVX5P/ https://pillow.readthedocs.io/en/stable/releasenotes/6.2.2.html https://usn.ubuntu.com/4272-1/ https://www.debian.org/security/2020/dsa-4631 https://github.com/python-pillow/Pillow/commit/a09acd0decd8a87ccce939d5ff65dab59e7d365b https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2MMU3WT2X64GS5WHDPKKC2WZA7UIIQ3A/ https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3DUMIBUYGJRAVJCTFUWBRLVQKOUTVX5P/ https://pillow.readthedocs.io/en/stable/releasenotes/6.2.2.html https://usn.ubuntu.com/4272-1/ https://www.debian.org/security/2020/dsa-4631
CVSS v3.1
Source Entity [email protected]
Severity HIGH
7.1
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
5.8
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:N/C:P/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2020-5313 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction REQUIRED
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

Affected Stack

No specific products linked.