CVE-2021-29136

medium

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

https://github.com/opencontainers/umoci/security/advisories/GHSA-9m95-8hx6-7p9v

https://github.com/opencontainers/umoci/commit/d9efc31daf2206f7d3fdb839863cf7a576a2eb57

http://www.openwall.com/lists/oss-security/2021/04/06/2

Details

Source: Mitre, NVD

Published: 2021-04-06

Updated: 2021-05-20

Risk Information

CVSS v2

Base Score: 2.1

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:P/A:N

Severity: Low

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Severity: Medium