60
CVE-2021-40346
PoC —CVSS 3.1
7.5 high
EPSS
58%p99
Published
()
Modified
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.
- Vendors
- haproxydebianfedoraproject
- Products
- haproxy, debian linux, fedora
- Weakness
- CWE-190
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N