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.

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.

Affected Products

The following products are affected by CVE-2023-40225 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Haproxy haproxy
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

Updated: 3 months ago
0 stars 0 fork 0 watcher
Born at : Aug. 19, 2024, 4:50 p.m. This repo has been linked 4 different CVEs too.

Differential fuzzing REPL for HTTP implementations.

differential-testing http

Dockerfile Python PHP JavaScript C Go Rust Java Ruby Lua

Updated: 2 months, 2 weeks ago
692 stars 61 fork 61 watcher
Born at : Dec. 29, 2023, 3:18 p.m. This repo has been linked 4 different CVEs too.

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
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
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.

0.27 }} 0.08%

score

0.68676

percentile

CVSS31 - Vulnerability Scoring System
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