CVE catalog
CVE-2022-0711
haproxy: CVE-2022-0711
- Severity
- High · CVSS 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 16.56% · Oct 25, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | haproxy | sid | 3.2.26-1 | fixed |
| Debian | haproxy | forky | 3.2.26-1 | fixed |
| Debian | haproxy | trixie | 3.0.11-1+deb13u3 | fixed |
| Debian | haproxy | trixie-security | 3.0.11-1+deb13u4 | fixed |
| Debian | haproxy | bookworm | 2.6.12-1+deb12u3 | fixed |
| Debian | haproxy | bookworm-security | 2.6.12-1+deb12u4 | fixed |
| Ubuntu | haproxy | 20.04 | 2.0.5-1 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.8-1 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.9-1 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.10-1 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.10-1ubuntu1 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.11-1ubuntu1 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.12-1ubuntu2 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.13-1ubuntu2 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.13-2 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.13-2ubuntu0.1 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.13-2ubuntu0.2 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.13-2ubuntu0.3 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.13-2ubuntu0.5 | fixed |
| Opensuse | haproxy | tumbleweed | 2.5.4+git0.e55ab4208-1.1 | fixed |
| Suse | haproxy | linux enterprise high availability extension 15 sp4 | 2.4.8+git0.d1f8d41e0-150400.3.3.13 | fixed |
| Opensuse | haproxy | leap 15.4 | 2.4.8+git0.d1f8d41e0-150400.3.3.13 | fixed |
| Ubuntu | haproxy | 20.04 | 2.0.5-1 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.8-1 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.9-1 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.10-1 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.10-1ubuntu1 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.11-1ubuntu1 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.12-1ubuntu2 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.13-1ubuntu2 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.13-2 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.13-2ubuntu0.1 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.13-2ubuntu0.2 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.13-2ubuntu0.3 | vulnerable |
| Ubuntu | haproxy | 20.04 | 2.0.13-2ubuntu0.5 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | haproxy | source | sid | 2.4.13-1 | not yet assigned | Not reported | Not reported |
| Debian | haproxy | source | forky | 2.4.13-1 | not yet assigned | Not reported | Not reported |
| Debian | haproxy | source | trixie | 2.4.13-1 | not yet assigned | Not reported | Not reported |
| Debian | haproxy | source | bookworm | 2.4.13-1 | not yet assigned | Not reported | Not reported |
| Ubuntu | haproxy | deb | 20.04 | 2.0.13-2ubuntu0.5 | Not reported | USN-5312-1 | Not reported |
| Opensuse | haproxy | rpm | tumbleweed | 2.5.4+git0.e55ab4208-1.1 | Not reported | OPENSUSE-SU-2024:11876-1 | Not reported |
| Suse | haproxy | rpm | linux enterprise high availability extension 15 sp4 | 2.4.8+git0.d1f8d41e0-150400.3.3.13 | Not reported | SUSE-SU-2022:2277-1 | Not reported |
| Opensuse | haproxy | rpm | leap 15.4 | 2.4.8+git0.d1f8d41e0-150400.3.3.13 | Not reported | SUSE-SU-2022:2277-1 | Not reported |
| Ubuntu | haproxy | deb | 20.04 | 2.0.13-2ubuntu0.5 | Not reported | UBUNTU-CVE-2022-0711 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
[Debian 12 (Bookworm)]
- [haproxy]Unknown
Details (4)
2.6.12-1+deb12u3· amd64 · bookwormFixed · Fixed:
2.4.13-1dsa · haproxy · debian · bookworm
2.6.12-1+deb12u3· arm64 · bookwormFixed · Fixed:
2.4.13-1dsa · haproxy · debian · bookworm
2.6.12-1+deb12u3· amd64 · bookworm-securityFixed · Fixed:
2.4.13-1dsa · haproxy · debian · bookworm
2.6.12-1+deb12u3· arm64 · bookworm-securityFixed · Fixed:
2.4.13-1dsa · haproxy · debian · bookworm
- [haproxy-doc]Unknown
Source package: [haproxy]
Details (4)
2.6.12-1+deb12u3· all · bookwormFixed · Fixed:
2.4.13-1dsa · haproxy · debian · bookworm
2.6.12-1+deb12u3· all · bookwormFixed · Fixed:
2.4.13-1dsa · haproxy · debian · bookworm
2.6.12-1+deb12u3· all · bookworm-securityFixed · Fixed:
2.4.13-1dsa · haproxy · debian · bookworm
2.6.12-1+deb12u3· all · bookworm-securityFixed · Fixed:
2.4.13-1dsa · haproxy · debian · bookworm
- [vim-haproxy]Unknown
Source package: [haproxy]
Details (4)
2.6.12-1+deb12u3· all · bookwormFixed · Fixed:
2.4.13-1dsa · haproxy · debian · bookworm
2.6.12-1+deb12u3· all · bookwormFixed · Fixed:
2.4.13-1dsa · haproxy · debian · bookworm
2.6.12-1+deb12u3· all · bookworm-securityFixed · Fixed:
2.4.13-1dsa · haproxy · debian · bookworm
2.6.12-1+deb12u3· all · bookworm-securityFixed · Fixed:
2.4.13-1dsa · haproxy · debian · bookworm
[openSUSE Tumbleweed]
Observed:
References
- [https://access.redhat.com/errata/RHSA-2022:1153]
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2022_2277-1.json]
- [https://osv.dev/vulnerability/DSA-5102-1]
- [https://osv.dev/vulnerability/SUSE-SU-2022:2277-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2022-0711]
- [https://osv.dev/vulnerability/USN-5312-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2024:11876-1]
- [https://security-tracker.debian.org/tracker/CVE-2022-0711]
- [https://wid.cert-bund.de/.well-known/csaf/white/2022/wid-sec-w-2023-2455.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]