CVE-2022-0711
High
Description
A flaw was found in the way HAProxy processed HTTP responses containing the "Set-Cookie2" header. This flaw could allow an attacker to send crafted HTTP response packets which lead to an infinite loop, eventually resulting in a denial of service condition. The highest threat from this vulnerability is availability.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Haproxy
PublishedMar 2, 2022
First seenMar 2, 2022
Weakness typeCWE-835CWE-835
How to fix
Update
- haproxy haproxy2.2.21, 2.3.18, 2.4.13 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| haproxy haproxy | 2.2.0 ≤ v < 2.2.21, 2.3.0 ≤ v < 2.3.18, 2.4.0 ≤ v < 2.4.13 | 2.2.21, 2.3.18, 2.4.13 |
| redhat openshift_container_platform | 4.0 | — |
| redhat software_collections | No range specified | — |
| redhat enterprise_linux | 7.0, 8.0 | — |
| debian debian_linux | 11.0 | — |
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