CVE-2021-29136

MEDIUM

Linuxfoundation Umoci < 0.4.7 - Improper Input Validation

Title source: rule
STIX 2.1

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.

References (3)

Core 3
Core References
Mailing List, Patch, Third Party Advisory x_refsource_misc
http://www.openwall.com/lists/oss-security/2021/04/06/2

Scores

CVSS v3 5.5
EPSS 0.0015
EPSS Percentile 34.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Details

CWE
CWE-20
Status published
Products (3)
linuxfoundation/umoci < 0.4.7
opencontainers/umoci 0 - 0.4.7Go
sylabs/singularity < 3.7.3
Published Apr 06, 2021
Tracked Since Feb 18, 2026