Pillow up to 8.1.0 PDF Parser incorrect regex

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability has been found in Pillow up to 8.1.0 and classified as critical. The impacted element is an unknown function of the component PDF Parser. This manipulation causes incorrect regex. This vulnerability is registered as CVE-2021-25292. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Pillow up to 8.1.0. It has been declared as problematic. Affected by this vulnerability is an unknown part of the component PDF Parser. The manipulation with an unknown input leads to a incorrect regex vulnerability. The CWE definition for the vulnerability is CWE-185. The product specifies a regular expression in a way that causes data to be improperly matched or compared. As an impact it is known to affect availability.

The weakness was published 03/19/2021. It is possible to read the advisory at pillow.readthedocs.io. This vulnerability is known as CVE-2021-25292. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 236661 (Alibaba Cloud Linux 3 : 0012: python-pillow (ALINUX3-SA-2022:0012)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 8.1.1 eliminates this vulnerability. The upgrade is hosted for download at pillow.readthedocs.io.

The vulnerability is also documented in the databases at Tenable (236661) and CERT Bund (WID-SEC-2022-1835). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

  • Amazon Linux 2
  • Ubuntu Linux
  • SUSE Linux
  • Red Hat Enterprise Linux
  • Open Source Python

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.9

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Incorrect regex
CWE: CWE-185 / CWE-697
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 236661
Nessus Name: Alibaba Cloud Linux 3 : 0012: python-pillow (ALINUX3-SA-2022:0012)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Pillow 8.1.1

Timelineinfo

01/17/2021 🔍
03/19/2021 +61 days 🔍
03/19/2021 +0 days 🔍
03/31/2026 +1838 days 🔍

Sourcesinfo

Advisory: pillow.readthedocs.io
Status: Confirmed

CVE: CVE-2021-25292 (🔍)
GCVE (CVE): GCVE-0-2021-25292
GCVE (VulDB): GCVE-100-171475
CERT Bund: WID-SEC-2022-1835 - Red Hat Enterprise Linux (python-pillow): Mehrere Schwachstellen

Entryinfo

Created: 03/19/2021 11:47
Updated: 03/31/2026 20:30
Changes: 03/19/2021 11:47 (38), 04/03/2021 06:53 (5), 04/03/2021 06:57 (18), 05/18/2025 20:08 (17), 03/31/2026 20:30 (7)
Complete: 🔍
Cache ID: 216:299:103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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