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CVE-2020-12278

Good to know:

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Date: April 26, 2020

An issue was discovered in libgit2 before 0.28.4 and 0.9x before 0.99.0. path.c mishandles equivalent filenames that exist because of NTFS Alternate Data Streams. This may allow remote code execution when cloning a repository. This issue is similar to CVE-2019-1352.

Language: C

Severity Score

Related Resources (11)

https://github.com/libgit2/libgit2/commit/3f7851eadca36a99627ad78cbe56a40d3776ed01
https://github.com/libgit2/libgit2/commit/e1832eb20a7089f6383cfce474f213157f5300cb
https://github.com/libgit2/libgit2/releases/tag/v0.99.0
https://access.redhat.com/security/cve/CVE-2020-12278
https://nvd.nist.gov/vuln/detail/CVE-2020-12278
https://github.com/libgit2/libgit2/releases/tag/v0.28.4
https://lists.debian.org/debian-lts-announce/2022/03/msg00031.html
https://lists.debian.org/debian-lts-announce/2023/02/msg00034.html
https://github.com/git/git/security/advisories/GHSA-5wph-8frv-58vj
https://security-tracker.debian.org/tracker/CVE-2020-12278
https://www.mend.io/vulnerability-database/CVE-2020-12278

Severity Score

Weakness Type (CWE)

Input Validation

CWE-20

Use of Incorrectly-Resolved Name or Reference

CWE-706

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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