CVE-2023-40225
HAProxy HTTP Request Smuggling Vuln
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.
INFO
Published Date :
Aug. 10, 2023, 9:15 p.m.
Last Modified :
Aug. 18, 2023, 8:03 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
2.7
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2023-40225 has a 2 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2023-40225.
| URL | Resource |
|---|---|
| https://cwe.mitre.org/data/definitions/436.html | Technical Description |
| https://github.com/haproxy/haproxy/commit/6492f1f29d738457ea9f382aca54537f35f9d856 | Patch |
| https://github.com/haproxy/haproxy/issues/2237 | Exploit Issue Tracking Vendor Advisory |
| https://www.haproxy.org/download/2.6/src/CHANGELOG | Release Notes |
| https://www.haproxy.org/download/2.7/src/CHANGELOG | Release Notes |
| https://www.haproxy.org/download/2.8/src/CHANGELOG | Release Notes |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
None
Dockerfile Python PHP C JavaScript Go Rust Java Ruby Lua
Differential fuzzing REPL for HTTP implementations.
differential-testing http
Dockerfile Python PHP JavaScript C Go Rust Java Ruby Lua
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2023-40225 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-40225 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Aug. 18, 2023
Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N Changed Reference Type https://cwe.mitre.org/data/definitions/436.html No Types Assigned https://cwe.mitre.org/data/definitions/436.html Technical Description Changed Reference Type https://github.com/haproxy/haproxy/commit/6492f1f29d738457ea9f382aca54537f35f9d856 No Types Assigned https://github.com/haproxy/haproxy/commit/6492f1f29d738457ea9f382aca54537f35f9d856 Patch Changed Reference Type https://github.com/haproxy/haproxy/issues/2237 No Types Assigned https://github.com/haproxy/haproxy/issues/2237 Exploit, Issue Tracking, Vendor Advisory Changed Reference Type https://www.haproxy.org/download/2.6/src/CHANGELOG No Types Assigned https://www.haproxy.org/download/2.6/src/CHANGELOG Release Notes Changed Reference Type https://www.haproxy.org/download/2.7/src/CHANGELOG No Types Assigned https://www.haproxy.org/download/2.7/src/CHANGELOG Release Notes Changed Reference Type https://www.haproxy.org/download/2.8/src/CHANGELOG No Types Assigned https://www.haproxy.org/download/2.8/src/CHANGELOG Release Notes Added CWE NIST CWE-444 Added CPE Configuration OR *cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:* versions up to (including) 2.0.32 *cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:* versions from (including) 2.2.0 up to (including) 2.2.30 *cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:* versions from (including) 2.4.0 up to (including) 2.4.23 *cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:* versions from (including) 2.5.0 up to (excluding) 2.6.15 *cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:* versions from (including) 2.7.0 up to (excluding) 2.7.10 *cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:* versions from (including) 2.8.0 up to (excluding) 2.8.2
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-40225 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2023-40225
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.19 }} 0.03%
score
0.57494
percentile