CVE-2020-12279

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Summary

CVECVE-2020-12279
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-04-27 17:15:00 UTC
Updated2023-02-24 00:15:00 UTC
DescriptionAn 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.

Risk And Classification

Problem Types: CWE-706

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 9.0 All All All
Application Libgit2 Libgit2 All All All All
Application Libgit2 Libgit2 All All All All

References

ReferenceSourceLinkTags
Release libgit2 v0.28.4 · libgit2/libgit2 · GitHub MISC github.com Release Notes
Protect against 8.3 "short name" attacks also on Linux/macOS · libgit2/libgit2@64c612c · GitHub MISC github.com Patch
Git needs NTFS-related protections outside of Git for Windows · Advisory · git/git · GitHub MISC github.com Patch
Release libgit2 v0.99.0 · libgit2/libgit2 · GitHub MISC github.com Release Notes
[SECURITY] [DLA 2936-1] libgit2 security update MLIST lists.debian.org
[SECURITY] [DLA 3340-1] libgit2 security update MLIST lists.debian.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 179136 Debian Security Update for libgit2 (DLA 2936-1)
  • 181608 Debian Security Update for libgit2 (DLA 3340-1)
  • 200167 Ubuntu Security Notification for libgit2 Vulnerabilities (USN-6678-1)
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