CVE-2021-29221

NameCVE-2021-29221
DescriptionA local privilege escalation vulnerability was discovered in Erlang/OTP prior to version 23.2.3. By adding files to an existing installation's directory, a local attacker could hijack accounts of other users running Erlang programs or possibly coerce a service running with "erlsrv.exe" to execute arbitrary code as Local System. This can occur only under specific conditions on Windows with unsafe filesystem permissions.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
erlang (PTS)stretch1:19.2.1+dfsg-2+deb9u3fixed
stretch (security)1:19.2.1+dfsg-2+deb9u1fixed
buster1:21.2.6+dfsg-1fixed
bullseye1:23.2.6+dfsg-1fixed
bookworm1:24.0.6+dfsg-2fixed
sid1:24.1.1+dfsg-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
erlangsource(unstable)(not affected)

Notes

- erlang <not-affected> (Windows-specific)

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