| Name | CVE-2021-30641 |
| Description | Apache HTTP Server versions 2.4.39 to 2.4.46 Unexpected matching behavior with 'MergeSlashes OFF' |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2706-1, DSA-4937-1, ELA-456-1 |
Vulnerable and fixed packages
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.
Notes
https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2021-30641
https://bugzilla.redhat.com/show_bug.cgi?id=1966743
https://bz.apache.org/bugzilla/show_bug.cgi?id=65238
https://github.com/apache/httpd/commit/eb986059aa5aa0b6c1d52714ea83e3dd758afdd1