CVEvulnerability
CVE-2021-29136
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-04-06
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
- CVSS 2.0 ([email protected])
- 2.1 LOW — AV:L/AC:L/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-20
Description
Open Container Initiative umoci before 0.4.7 allows attackers to overwrite arbitrary host paths via a crafted image that causes symlink traversal when "umoci unpack" or "umoci raw unpack" is used.
Affected configurations
• linuxfoundation umoci (< 0.4.7)
• sylabs singularity (< 3.7.3)
Related
Weakness · CWE (1)
- CWE-20 Improper Input Validation weakness
References
- http://www.openwall.com/lists/oss-security/2021/04/06/2 Mailing List, Patch, Third Party Advisory
- https://github.com/opencontainers/umoci/commit/d9efc31daf2206f7d3fdb839863cf7a576a2eb57 Patch, Third Party Advisory
- https://github.com/opencontainers/umoci/security/advisories/GHSA-9m95-8hx6-7p9v Third Party Advisory
- http://www.openwall.com/lists/oss-security/2021/04/06/2 Mailing List, Patch, Third Party Advisory
- https://github.com/opencontainers/umoci/commit/d9efc31daf2206f7d3fdb839863cf7a576a2eb57 Patch, Third Party Advisory
- https://github.com/opencontainers/umoci/security/advisories/GHSA-9m95-8hx6-7p9v Third Party Advisory