CVEvulnerability
CVE-2020-11653
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2020-04-08
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-617
Description
An issue was discovered in Varnish Cache before 6.0.6 LTS, 6.1.x and 6.2.x before 6.2.3, and 6.3.x before 6.3.2. It occurs when communication with a TLS termination proxy uses PROXY version 2. There can be an assertion failure and daemon restart, which causes a performance loss.
Affected configurations
• varnish-cache varnish cache (>= 6.1.0 < 6.2.3)
• varnish-cache varnish cache (>= 6.3.0 < 6.3.2)
• varnish-software varnish cache (>= 6.0.0 < 6.0.6)
• opensuse backports sle 15.0
• opensuse leap 15.1
• debian debian linux 10.0
Related
Weakness · CWE (1)
- CWE-617 Reachable Assertion weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00026.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00031.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/11/msg00036.html Mailing List, Third Party Advisory
- https://varnish-cache.org/security/VSV00005.html#vsv00005 Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00026.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00031.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/11/msg00036.html Mailing List, Third Party Advisory
- https://varnish-cache.org/security/VSV00005.html#vsv00005 Vendor Advisory