CVE-2021-28678

CVSS V2 Medium 4.3 CVSS V3 Medium 5.5
Description
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.
Overview
  • CVE ID
  • CVE-2021-28678
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-06-02T16:15:08
  • Last Modified Date
  • 2021-09-14T14:29:32
Weakness Enumerations
CWE URL
CWE-345 http://cwe.mitre.org/data/definitions/345.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:python:pillow:*:*:*:*:*:*:*:* 1 OR 8.2.0
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://github.com/python-pillow/Pillow/pull/5377 Patch Third Party Advisory
https://pillow.readthedocs.io/en/stable/releasenotes/8.2.0.html#cve-2021-28678-fix-blp-dos Release Notes Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL/ Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202107-33 Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-28678
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28678
History
Created Old Value New Value Data Type Notes
2022-05-10 16:05:34 Added to TrackCVE
2022-12-05 03:27:04 2021-06-02T16:15Z 2021-06-02T16:15:08 CVE Published Date updated
2022-12-05 03:27:04 2021-09-14T14:29:32 CVE Modified Date updated
2022-12-05 03:27:04 Analyzed Vulnerability Status updated