| Name | CVE-2019-10097 |
| Description | In Apache HTTP Server 2.4.32-2.4.39, when mod_remoteip was configured to use a trusted intermediary proxy server using the "PROXY" protocol, a specially crafted PROXY header could trigger a stack buffer overflow or NULL pointer deference. This vulnerability could only be triggered by a trusted proxy and not by untrusted HTTP clients. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| apache2 (PTS) | buster | 2.4.38-3+deb10u8 | fixed |
| buster (security) | 2.4.38-3+deb10u10 | fixed |
| bullseye | 2.4.56-1~deb11u2 | fixed |
| bullseye (security) | 2.4.56-1~deb11u1 | fixed |
| bookworm | 2.4.57-2 | fixed |
| trixie, sid | 2.4.58-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| apache2 | source | jessie | (not affected) | | | |
| apache2 | source | stretch | (not affected) | | | |
| apache2 | source | buster | 2.4.38-3+deb10u1 | | | |
| apache2 | source | (unstable) | 2.4.41-1 | | | |
Notes
[stretch] - apache2 <not-affected> (PROXY protocol support in mod_remoteip added later)
[jessie] - apache2 <not-affected> (PROXY protocol support in mod_remoteip added later)
Affects upstream versions 2.4.32 to 2.4.39
https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2019-10097
https://svn.apache.org/r1864613