Home/CVE/An issue was discovered in libgit2 before 0.28.4 and 0.9x before 0.99.0. path.c mishandles equivalent filenames that exi
CVE

CVE-2020-12278

An issue was discovered in libgit2 before 0.28.4 and 0.9x before 0.99.0. path.c mishandles equivalent filenames that exi

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.

CRITICAL · CVSS 9.8 EPSS 0.06011
Schedule remediation
  • EPSS percentile: top 9% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-706Use of Incorrectly-Resolved Name or Reference
▤

Affected Products & Versions

2
libgit2< 0.28.4
debian linuxall versions
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD27 Apr 2020 · 05:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

1
usnUSN-6678-1
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/git/git/security/advisories/GHSA-5wph-8frv-58vjThird Party Advisory
https://github.com/libgit2/libgit2/commit/3f7851eadca36a99627ad78cbe56a40d3776ed01PatchThird Party Advisory
https://github.com/libgit2/libgit2/commit/e1832eb20a7089f6383cfce474f213157f5300cbPatchThird Party Advisory
https://github.com/libgit2/libgit2/releases/tag/v0.28.4Release NotesThird Party Advisory
https://github.com/libgit2/libgit2/releases/tag/v0.99.0Release NotesThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/03/msg00031.htmlMailing ListThird Party Advisory
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