| Name | CVE-2012-4557 |
| Description | The mod_proxy_ajp module in the Apache HTTP Server 2.2.12 through 2.2.21 places a worker node into an error state upon detection of a long request-processing time, which allows remote attackers to cause a denial of service (worker consumption) via an expensive request. |
| 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-2579-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| apache2 (PTS) | jessie, jessie (lts) | 2.4.10-10+deb8u29 | fixed |
| stretch (security) | 2.4.25-3+deb9u13 | fixed | |
| stretch (lts), stretch | 2.4.25-3+deb9u19 | fixed | |
| buster, buster (lts) | 2.4.59-1~deb10u4 | fixed | |
| buster (security) | 2.4.59-1~deb10u1 | fixed | |
| bullseye | 2.4.62-1~deb11u1 | fixed | |
| bullseye (security) | 2.4.62-1~deb11u2 | fixed | |
| bookworm (security), bookworm | 2.4.62-1~deb12u2 | fixed | |
| sid, trixie | 2.4.62-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| apache2 | source | squeeze | 2.2.16-6+squeeze10 | DSA-2579-1 | ||
| apache2 | source | (unstable) | 2.2.22-1 |