Privilege escalation in github.com/opencontainers/runc
GetExecUser in the github.com/opencontainers/runc/libcontainer/user package will improperly interpret numeric UIDs as usernames. If the method is used without verifying that usernames are formatted as expected, it may allow a user to gain unexpected privileges.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2016-3697US | high7.8 | — | ||
libcontainer/user/user.go in runC before 0.1.0, as used in Docker before 1.11.2, improperly treats a numeric UID as a potential username, which allows local users to gain privilege… | ||||
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references
External citations — patches, advisories, analysis.
- http://rhn.redhat.com/errata/RHSA-2016-1034.htmlWEB
- http://rhn.redhat.com/errata/RHSA-2016-2634.htmlWEB
- https://github.com/docker/docker/issues/21436WEB
- https://github.com/opencontainers/runc/commit/69af385de62ea68e2e608335cffbb0f4aa3db091FIX
- https://github.com/opencontainers/runc/pull/708FIX
- https://security.gentoo.org/glsa/201612-28WEB
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