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CVE-2021-40346
Published: Sep 8, 2021
Modified: Aug 4, 2024
PUBLISHED
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.
| Vendor | Product | Versions |
|---|---|---|
n/a | n/a | affected n/a |
References
https://www.mail-archive.com/haproxy%40formilux.org
x_refsource_MISC
https://git.haproxy.org/?p=haproxy.git
x_refsource_MISC
DSA-4968
vendor-advisory
x_refsource_DEBIAN
[cloudstack-dev] 20210910 CVE-2021-40346 (haproxy 2.x)
mailing-list
x_refsource_MLIST
[cloudstack-dev] 20210910 Re: CVE-2021-40346 (haproxy 2.x)
mailing-list
x_refsource_MLIST
FEDORA-2021-3493f9f6ab
vendor-advisory
x_refsource_FEDORA
FEDORA-2021-cd5ee418f6
vendor-advisory
x_refsource_FEDORA
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