CVE-2020-12279

An issue was discovered in libgit2 before 0.28.4 and 0.9x before 0.99.0. checkout.c mishandles equivalent filenames that exist because of NTFS short names. This may allow remote code execution when cloning a repository. This issue is similar to CVE-2019-1353.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/libgit2/libgit2/releases/tag/v0.28.4	Release Notes Third Party Advisory
https://github.com/libgit2/libgit2/commit/64c612cc3e25eff5fb02c59ef5a66ba7a14751e4	Patch Third Party Advisory
https://github.com/libgit2/libgit2/releases/tag/v0.99.0	Release Notes Third Party Advisory
https://github.com/git/git/security/advisories/GHSA-589j-mmg9-733v	Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/03/msg00031.html	Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/02/msg00034.html

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Configurations

Configuration 1 (hide)

cpe:2.3:a:libgit2:libgit2:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

Information

Published : 2020-04-27 10:15

Updated : 2023-02-23 16:15

NVD link : CVE-2020-12279

Mitre link : CVE-2020-12279

JSON object : View

CWE

CWE-706

Use of Incorrectly-Resolved Name or Reference

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Products Affected

debian

debian_linux

libgit2

libgit2

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