Firejail up to 0.9.59 Sandbox input validation

Summaryinfo

A vulnerability was found in Firejail up to 0.9.59. It has been classified as critical. This impacts an unknown function of the component Sandbox. The manipulation leads to input validation. This vulnerability is traded as CVE-2019-12499. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Firejail up to 0.9.59. This issue affects an unknown code block of the component Sandbox. 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 integrity, and availability. The summary by CVE is:

Firejail before 0.9.60 allows truncation (resizing to length 0) of the firejail binary on the host by running exploit code inside a firejail sandbox and having the sandbox terminated. To succeed, certain conditions need to be fulfilled: The jail (with the exploit code inside) needs to be started as root, and it also needs to be terminated as root from the host (either by stopping it ungracefully (e.g., SIGKILL), or by using the --shutdown control command). This is similar to CVE-2019-5736.

The weakness was shared 05/31/2019 (Website). The advisory is shared at lists.fedoraproject.org. The identification of this vulnerability is CVE-2019-12499 since 05/31/2019. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

Upgrading to version 0.9.60 eliminates this vulnerability.

The entry VDB-135847 is related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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

CPE 2.3info

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CPE 2.2info

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

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