| Name | CVE-2013-4559 |
| Description | lighttpd before 1.4.33 does not check the return value of the (1) setuid, (2) setgid, or (3) setgroups functions, which might cause lighttpd to run as root if it is restarted and allows remote attackers to gain privileges, as demonstrated by multiple calls to the clone function that cause setuid to fail when the user process limit is reached. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-2795-1 |
| Debian Bugs | 729453 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| lighttpd (PTS) | jessie, jessie (lts) | 1.4.35-4+deb8u1 | fixed |
| stretch (security), stretch (lts), stretch | 1.4.45-1+deb9u1 | fixed | |
| buster (security), buster, buster (lts) | 1.4.53-4+deb10u3 | fixed | |
| bullseye (security), bullseye | 1.4.59-1+deb11u2 | fixed | |
| bookworm | 1.4.69-1 | fixed | |
| sid, trixie | 1.4.76-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| lighttpd | source | squeeze | 1.4.28-2+squeeze1.4 | DSA-2795-1 | ||
| lighttpd | source | wheezy | 1.4.31-4+deb7u1 | DSA-2795-1 | ||
| lighttpd | source | (unstable) | 1.4.33-1+nmu1 | 729453 |