CVE-2021-40346
Description
An integer overflow exists in HAProxy 2.0 through 2.5 in htx_add_header that can be exploited to perform an HTTP request smuggling attack, allowing an attacker to bypass all configured http-request HAProxy ACLs and possibly other ACLs.
Risk Information
Base Score
7.5
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS Score
Exploitation Probability
92.966
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| fast and reliable load balancing reverse proxy (USN-5063-1) haproxy_2.2.9-1ubuntu0.2_amd64.deb | Linux |
| fast and reliable load balancing reverse proxy (USN-5063-1) haproxy_2.0.13-2ubuntu0.3_amd64.deb | Linux |
Patch Details
No records foundReferences
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234