CVE-2022-45060
HIGH
Published Nov 9, 20223y ago · Modified Jun 17, 20261w ago
7.5 CVSS 3.1
Published Nov 9, 2022 3y ago
Last Modified Jun 17, 2026 1w ago
Description
An HTTP Request Forgery issue was discovered in Varnish Cache 5.x and 6.x before 6.0.11, 7.x before 7.1.2, and 7.2.x before 7.2.1. An attacker may introduce characters through HTTP/2 pseudo-headers that are invalid in the context of an HTTP/1 request line, causing the Varnish server to produce invalid HTTP/1 requests to the backend. This could, in turn, be used to exploit vulnerabilities in a server behind the Varnish server. Note: the 6.0.x LTS series (before 6.0.11) is affected.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity High
Availability None
Threat Intelligence
No active exploitation signals — not in CISA KEV and no EPSS score yet.
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-20 Improper Input Validation Validation
Affected Products 63
| Vendor | Product | Version | Range |
|---|---|---|---|
| varnish-software | varnish_cache | * | ≥6.0.0 – <6.0.11 |
| varnish-software | varnish_cache_plus | 6.0.0 | any |
| varnish-software | varnish_cache_plus | 6.0.0 | any |
| varnish-software | varnish_cache_plus | 6.0.0 | any |
| varnish-software | varnish_cache_plus | 6.0.0 | any |
| varnish-software | varnish_cache_plus | 6.0.1 | any |
| varnish-software | varnish_cache_plus | 6.0.1 | any |
| varnish-software | varnish_cache_plus | 6.0.1 | any |
| varnish-software | varnish_cache_plus | 6.0.1 | any |
| varnish-software | varnish_cache_plus | 6.0.1 | any |
| varnish-software | varnish_cache_plus | 6.0.2 | any |
| varnish-software | varnish_cache_plus | 6.0.3 | any |
| varnish-software | varnish_cache_plus | 6.0.3 | any |
| varnish-software | varnish_cache_plus | 6.0.3 | any |
| varnish-software | varnish_cache_plus | 6.0.3 | any |
| varnish-software | varnish_cache_plus | 6.0.3 | any |
| varnish-software | varnish_cache_plus | 6.0.3 | any |
| varnish-software | varnish_cache_plus | 6.0.3 | any |
| varnish-software | varnish_cache_plus | 6.0.3 | any |
| varnish-software | varnish_cache_plus | 6.0.3 | any |
| varnish-software | varnish_cache_plus | 6.0.4 | any |
| varnish-software | varnish_cache_plus | 6.0.4 | any |
| varnish-software | varnish_cache_plus | 6.0.4 | any |
| varnish-software | varnish_cache_plus | 6.0.5 | any |
| varnish-software | varnish_cache_plus | 6.0.5 | any |
| varnish-software | varnish_cache_plus | 6.0.5 | any |
| varnish-software | varnish_cache_plus | 6.0.6 | any |
| varnish-software | varnish_cache_plus | 6.0.6 | any |
| varnish-software | varnish_cache_plus | 6.0.6 | any |
| varnish-software | varnish_cache_plus | 6.0.6 | any |
| varnish-software | varnish_cache_plus | 6.0.6 | any |
| varnish-software | varnish_cache_plus | 6.0.6 | any |
| varnish-software | varnish_cache_plus | 6.0.6 | any |
| varnish-software | varnish_cache_plus | 6.0.6 | any |
| varnish-software | varnish_cache_plus | 6.0.6 | any |
| varnish-software | varnish_cache_plus | 6.0.6 | any |
| varnish-software | varnish_cache_plus | 6.0.7 | any |
| varnish-software | varnish_cache_plus | 6.0.7 | any |
| varnish-software | varnish_cache_plus | 6.0.7 | any |
| varnish-software | varnish_cache_plus | 6.0.8 | any |
| varnish-software | varnish_cache_plus | 6.0.8 | any |
| varnish-software | varnish_cache_plus | 6.0.8 | any |
| varnish-software | varnish_cache_plus | 6.0.8 | any |
| varnish-software | varnish_cache_plus | 6.0.8 | any |
| varnish-software | varnish_cache_plus | 6.0.8 | any |
| varnish-software | varnish_cache_plus | 6.0.8 | any |
| varnish-software | varnish_cache_plus | 6.0.9 | any |
| varnish-software | varnish_cache_plus | 6.0.9 | any |
| varnish-software | varnish_cache_plus | 6.0.9 | any |
| varnish-software | varnish_cache_plus | 6.0.9 | any |
| varnish-software | varnish_cache_plus | 6.0.9 | any |
| varnish-software | varnish_cache_plus | 6.0.9 | any |
| varnish-software | varnish_cache_plus | 6.0.9 | any |
| varnish-software | varnish_cache_plus | 6.0.10 | any |
| varnish-software | varnish_cache_plus | 6.0.10 | any |
| varnish_cache_project | varnish_cache | * | ≥5.0.0 – <6.0.11 |
| varnish_cache_project | varnish_cache | * | ≥7.0.0 – <7.1.2 |
| varnish_cache_project | varnish_cache | 7.2.0 | any |
| fedoraproject | fedora | 35 | any |
| fedoraproject | fedora | 36 | any |
| fedoraproject | fedora | 37 | any |
| debian | debian_linux | 10.0 | any |
| debian | debian_linux | 11.0 | any |
References 7
- docs.varnish-software.com https://docs.varnish-software.com/security/VSV00011
- lists.debian.org https://lists.debian.org/debian-lts-announce/2022/11/msg00036.html
- lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G6ZMOZVBLZXHEV5VRW4I4SOWLQEK5OF5/
- lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M4KVVCIQVINQQ2D7ORNARSYALMJUMP3I/
- lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XGF6LFTHXCSYMYUX5HLMVXQH3WHCSFLU/
- varnish-cache.org https://varnish-cache.org/security/VSV00011.html
- debian.org https://www.debian.org/security/2023/dsa-5334
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.