Firejail up to 0.9.68 User Namespace join.c access control

Summaryinfo

A vulnerability labeled as critical has been found in Firejail up to 0.9.68. This impacts an unknown function of the file join.c of the component User Namespace Handler. The manipulation results in access control. This vulnerability is known as CVE-2022-31214. It is possible to launch the attack remotely. Furthermore, an exploit is available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in Firejail up to 0.9.68. Affected is an unknown part of the file join.c of the component User Namespace Handler. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was published 06/09/2022. The advisory is shared for download at openwall.com. This vulnerability is traded as CVE-2022-31214 since 05/19/2022. Technical details and a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1068.

The exploit is shared for download at openwall.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 211247 (Fedora 38 : firejail (2022-674e299893)), which helps to determine the existence of the flaw in a target environment.

Applying the patch 27cde3d7d1e4e16d4190932347c7151dc2a84c50 is able to eliminate this problem. The bugfix is ready for download at github.com.

The vulnerability is also documented in the vulnerability database at Tenable (211247). Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

• Firejail

Version

• 0.9.0
• 0.9.1
• 0.9.2
• 0.9.3
• 0.9.4
• 0.9.5
• 0.9.6
• 0.9.7
• 0.9.8
• 0.9.9
• 0.9.10
• 0.9.11
• 0.9.12
• 0.9.13
• 0.9.14
• 0.9.15
• 0.9.16
• 0.9.17
• 0.9.18
• 0.9.19
• 0.9.20
• 0.9.21
• 0.9.22
• 0.9.23
• 0.9.24
• 0.9.25
• 0.9.26
• 0.9.27
• 0.9.28
• 0.9.29
• 0.9.30
• 0.9.31
• 0.9.32
• 0.9.33
• 0.9.34
• 0.9.35
• 0.9.36
• 0.9.37
• 0.9.38
• 0.9.39
• 0.9.40
• 0.9.41
• 0.9.42
• 0.9.43
• 0.9.44
• 0.9.45
• 0.9.46
• 0.9.47
• 0.9.48
• 0.9.49
• 0.9.50
• 0.9.51
• 0.9.52
• 0.9.53
• 0.9.54
• 0.9.55
• 0.9.56
• 0.9.57
• 0.9.58
• 0.9.59
• 0.9.60
• 0.9.61
• 0.9.62
• 0.9.63
• 0.9.64
• 0.9.65
• 0.9.66
• 0.9.67
• 0.9.68

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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Once again VulDB remains the best source for vulnerability data.

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