CVE-2020-12278

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Source
https://nvd.nist.gov/vuln/detail/CVE-2020-12278
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-12278.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-12278
Downstream
Related
  • GHSA-5wph-8frv-58vj
Published
2020-04-27T17:15:13Z
Modified
2025-08-19T14:23:43.453815Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

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.

References

Affected packages

Debian:11 / libgit2

Package

Name
libgit2
Purl
pkg:deb/debian/libgit2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.28.4+dfsg.1-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / libgit2

Package

Name
libgit2
Purl
pkg:deb/debian/libgit2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.28.4+dfsg.1-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / libgit2

Package

Name
libgit2
Purl
pkg:deb/debian/libgit2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.28.4+dfsg.1-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14 / libgit2

Package

Name
libgit2
Purl
pkg:deb/debian/libgit2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.28.4+dfsg.1-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Git / github.com/libgit2/libgit2

Affected ranges

Type
GIT
Repo
https://github.com/libgit2/libgit2
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
106a5f27586504ea371528191f0ea3aac2ad432b
Fixed
172239021f7ba04fe7327647b213799853a9eb89
Fixed
3f7851eadca36a99627ad78cbe56a40d3776ed01
Fixed
e1832eb20a7089f6383cfce474f213157f5300cb

Affected versions

v0.*

v0.1.0
v0.10.0
v0.11.0
v0.12.0
v0.13.0
v0.14.0
v0.15.0
v0.16.0
v0.17.0
v0.18.0
v0.19.0
v0.2.0
v0.20.0
v0.21.0
v0.21.0-rc1
v0.21.0-rc2
v0.22.0
v0.22.0-rc1
v0.22.0-rc2
v0.23.0
v0.23.0-rc1
v0.23.0-rc2
v0.24.0
v0.24.0-rc1
v0.24.4
v0.25.0
v0.25.0-rc1
v0.25.0-rc2
v0.25.1
v0.26.0
v0.26.0-rc1
v0.26.0-rc2
v0.27.0
v0.27.0-rc1
v0.27.0-rc2
v0.27.0-rc3
v0.28.0
v0.28.0-rc1
v0.28.1
v0.28.2
v0.28.3
v0.3.0
v0.8.0