CVE-2021-29136
Published: 6 April 2021
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.
Priority
Status
Package | Release | Status |
---|---|---|
umoci
Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
focal |
Needed
|
|
groovy |
Ignored
(end of life)
|
|
hirsute |
Ignored
(end of life)
|
|
impish |
Ignored
(end of life)
|
|
jammy |
Needed
|
|
kinetic |
Ignored
(end of life, was needed)
|
|
lunar |
Not vulnerable
(0.4.7+ds-2build1)
|
|
mantic |
Not vulnerable
(0.4.7+ds-2build1)
|
|
noble |
Not vulnerable
(0.4.7+ds-2build1)
|
|
trusty |
Does not exist
|
|
upstream |
Released
(0.4.7+ds-1)
|
|
xenial |
Does not exist
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.5 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | High |
Availability impact | None |
Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |
References
- https://github.com/opencontainers/umoci/security/advisories/GHSA-9m95-8hx6-7p9v
- https://github.com/opencontainers/umoci/commit/d9efc31daf2206f7d3fdb839863cf7a576a2eb57 (v0.4.7)
- http://www.openwall.com/lists/oss-security/2021/04/06/2
- https://github.com/opencontainers/umoci/commit/d9efc31daf2206f7d3fdb839863cf7a576a2eb57
- https://www.cve.org/CVERecord?id=CVE-2021-29136
- NVD
- Launchpad
- Debian