Vulnerability CVE-2023-40225: Information
Description
HAProxy through 2.0.32, 2.1.x and 2.2.x through 2.2.30, 2.3.x and 2.4.x through 2.4.23, 2.5.x and 2.6.x before 2.6.15, 2.7.x before 2.7.10, and 2.8.x before 2.8.2 forwards empty Content-Length headers, violating RFC 9110 section 8.6. In uncommon cases, an HTTP/1 server behind HAProxy may interpret the payload as an extra request.
Severity: HIGH (7.2) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Fixed packages
Package name | Branch | Fixed in version | Version from repository | Errata ID | Task # | State |
|---|---|---|---|---|---|---|
| haproxy | p10 | 2.6.15-alt1 | 2.6.17-alt1 | ALT-PU-2023-5066-2 | 327660 | Fixed |
| haproxy | p10_e2k | 2.6.15-alt1 | 2.6.17-alt1 | ALT-PU-2023-5117-1 | - | Fixed |
| haproxy | c10f1 | 2.6.15-alt1 | 2.6.15-alt1 | ALT-PU-2023-5064-2 | 327661 | Fixed |
| haproxy | c9f2 | 2.8.2-alt1 | 2.8.2-alt1 | ALT-PU-2023-5100-3 | 327695 | Fixed |
References to Advisories, Solutions, and Tools
Hyperlink | Resource |
|---|---|
| https://www.haproxy.org/download/2.8/src/CHANGELOG |
|
| https://www.haproxy.org/download/2.6/src/CHANGELOG |
|
| https://cwe.mitre.org/data/definitions/436.html |
|
| https://github.com/haproxy/haproxy/issues/2237 |
|
| https://www.haproxy.org/download/2.7/src/CHANGELOG |
|
| https://github.com/haproxy/haproxy/commit/6492f1f29d738457ea9f382aca54537f35f9d856 |
|