Flatpak up to 1.10.3/1.11.x seccomp Filter /.flatpak-info input validation

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Flatpak up to 1.10.3/1.11.x. This affects an unknown part of the file /.flatpak-info of the component seccomp Filter Handler. The manipulation leads to input validation. This vulnerability is traded as CVE-2021-41133. Access to the local network is required for this attack to succeed. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Flatpak up to 1.10.3/1.11.x and classified as critical. This issue affects some unknown functionality of the file /.flatpak-info of the component seccomp Filter Handler. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability.

The weakness was shared 10/08/2021 as GHSA-67h7-w3jq-vh4q. The advisory is shared at github.com. The identification of this vulnerability is CVE-2021-41133 since 09/15/2021. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 236714 (Alibaba Cloud Linux 3 : 0075: flatpak (ALINUX3-SA-2021:0075)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 1.8.2, 1.10.4 or 1.12.0 eliminates this vulnerability. Applying the patch 1330662f33a55e88bfe18e76de28b7922d91a999 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at Tenable (236714). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.1
VulDB Meta Temp Score: 7.1

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 8.8
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 236714
Nessus Name: Alibaba Cloud Linux 3 : 0075: flatpak (ALINUX3-SA-2021:0075)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Flatpak 1.8.2/1.10.4/1.12.0
Patch: 1330662f33a55e88bfe18e76de28b7922d91a999

Timelineinfo

09/15/2021 🔍
10/08/2021 +23 days 🔍
10/08/2021 +0 days 🔍
05/16/2025 +1316 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-67h7-w3jq-vh4q
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-41133 (🔍)
GCVE (CVE): GCVE-0-2021-41133
GCVE (VulDB): GCVE-100-184109

Entryinfo

Created: 10/08/2021 18:27
Updated: 05/16/2025 19:58
Changes: 10/08/2021 18:27 (52), 10/14/2021 09:10 (2), 10/14/2021 09:14 (1), 05/16/2025 19:58 (16)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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