| Name | CVE-2023-25950 |
| Description | HTTP request/response smuggling vulnerability in HAProxy version 2.7.0, and 2.6.1 to 2.6.7 allows a remote attacker to alter a legitimate user's request. As a result, the attacker may obtain sensitive information or cause a denial-of-service (DoS) condition. |
| 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 |
|---|
| haproxy (PTS) | jessie, jessie (lts) | 1.5.8-3+deb8u4 | fixed |
| stretch (security) | 1.7.5-2+deb9u1 | fixed |
| stretch (lts), stretch | 1.7.5-2+deb9u2 | fixed |
| buster | 1.8.19-1+deb10u3 | fixed |
| buster (security) | 1.8.19-1+deb10u5 | fixed |
| bullseye (security), bullseye | 2.2.9-2+deb11u6 | fixed |
| bookworm (security), bookworm | 2.6.12-1+deb12u1 | fixed |
| trixie | 2.9.5-1 | fixed |
| sid | 2.9.7-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| haproxy | source | jessie | (not affected) | | | |
| haproxy | source | stretch | (not affected) | | | |
| haproxy | source | buster | (not affected) | | | |
| haproxy | source | bullseye | (not affected) | | | |
| haproxy | source | (unstable) | 2.6.8-1 | | | |
Notes
[bullseye] - haproxy <not-affected> (Vulnerable code not present)
[buster] - haproxy <not-affected> (Vulnerable code not present)
https://git.haproxy.org/?p=haproxy-2.7.git;a=commit;h=3ca4223c5e1f18a19dc93b0b09ffdbd295554d46 (v2.7.1)
https://git.haproxy.org/?p=haproxy-2.6.git;a=commit;h=22b44d5f2c7ce1ed0e4b62c639991d5abbd42a50 (v2.6.8)
[stretch] - haproxy <not-affected> (Vulnerable code was introduced later)
[jessie] - haproxy <not-affected> (Vulnerable code was introduced later)