Git up to 2.24.0 git fast-import export-marks input validation

Summaryinfo

A vulnerability was found in Git up to 2.24.0. It has been classified as critical. This affects an unknown function of the component git fast-import. The manipulation of the argument export-marks leads to input validation. This vulnerability is traded as CVE-2019-1348. An attack has to be approached locally. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Git up to 2.24.0 (Versioning Software). It has been rated as critical. This issue affects an unknown code block of the component git fast-import. The manipulation of the argument export-marks 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:

An issue was found in Git before v2.24.1, v2.23.1, v2.22.2, v2.21.1, v2.20.2, v2.19.3, v2.18.2, v2.17.3, v2.16.6, v2.15.4, and v2.14.6. The --export-marks option of git fast-import is exposed also via the in-stream command feature export-marks=... and it allows overwriting arbitrary paths.

The weakness was shared 01/24/2020. The identification of this vulnerability is CVE-2019-1348 since 11/26/2018. The exploitation is known to be easy. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 234508 (Amazon Linux 2 : git (ALAS-2025-2818)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2.14.6, 2.15.4, 2.16.6, 2.17.3, 2.18.2, 2.19.3, 2.20.2, 2.21.1, 2.22.2, 2.23.1 or 2.24.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (234508). The entry VDB-149400 is related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Versioning Software

Name

• Git

Version

• 2.0
• 2.1
• 2.2
• 2.3
• 2.4
• 2.5
• 2.6
• 2.7
• 2.8
• 2.9
• 2.10
• 2.11
• 2.12
• 2.13
• 2.14
• 2.14.0
• 2.14.1
• 2.14.2
• 2.14.3
• 2.14.4
• 2.14.5
• 2.15
• 2.15.0
• 2.15.1
• 2.15.2
• 2.15.3
• 2.16
• 2.16.0
• 2.16.1
• 2.16.2
• 2.16.3
• 2.16.4
• 2.16.5
• 2.17
• 2.17.0
• 2.17.1
• 2.17.2
• 2.18
• 2.18.0
• 2.18.1
• 2.19
• 2.19.0
• 2.19.1
• 2.19.2
• 2.20
• 2.20.0
• 2.20.1
• 2.21
• 2.21.0
• 2.22
• 2.22.0
• 2.22.1
• 2.23
• 2.23.0
• 2.24.0

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

Discussion