Vulnerability Report

CVE-2021-28678

Title: Python Pillow Denial of Service (DoS)

Denial of Service (DoS)

Proof Of Concept

No public PoC currently indexed for CVE-2021-28678.

CWE Category CWE-345
Published Date Jun 02, 2021
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 5.5 CVSS v3.1
Exploit Probability (EPSS)
0.73%

Vulnerability Summary

CVE-2021-28678: An issue was discovered in Pillow before 8.2.0. For BLP data, BlpImagePlugin did not properly check that reads (after jumping to file offsets) returned data. This could lead to a DoS where the decoder could be run a large number of times on empty data.

Impacted Vendors

P
python 1

Reference Links

https://github.com/python-pillow/Pillow/pull/5377 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL/ https://pillow.readthedocs.io/en/stable/releasenotes/8.2.0.html#cve-2021-28678-fix-blp-dos https://security.gentoo.org/glsa/202107-33 https://github.com/python-pillow/Pillow/pull/5377 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL/ https://pillow.readthedocs.io/en/stable/releasenotes/8.2.0.html#cve-2021-28678-fix-blp-dos https://security.gentoo.org/glsa/202107-33
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
5.5
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
4.3
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:N/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-28678 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

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

Affected Stack

No specific products linked.