CVE-2020-11653

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Summary

CVECVE-2020-11653
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-04-08 23:15:00 UTC
Updated2022-11-29 19:19:00 UTC
DescriptionAn 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.

Risk And Classification

Problem Types: CWE-617

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 10.0 All All All
Application Opensuse Backports Sle 15.0 sp1 All All
Operating System Opensuse Leap 15.1 All All All
Application Varnish-cache Varnish Cache All All All All
Application Varnish-cache Varnish Cache All All All All
Application Varnish-cache Varnish Cache All All All All
Application Varnish-cache Varnish Cache All All All All
Application Varnish-software Varnish Cache All All All All

References

ReferenceSourceLinkTags
[SECURITY] [DLA 3208-1] varnish security update MLIST lists.debian.org
VSV00005 Varnish HTTP Proxy Protocol V2 Denial of Service — Varnish HTTP Cache MISC varnish-cache.org Vendor Advisory
[security-announce] openSUSE-SU-2020:0819-1: moderate: Security update f SUSE lists.opensuse.org
[security-announce] openSUSE-SU-2020:0808-1: moderate: Security update f SUSE lists.opensuse.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 181251 Debian Security Update for varnish (DLA 3208-1)
  • 198827 Ubuntu Security Notification for Varnish Cache Vulnerabilities (USN-5474-1)
  • 940035 AlmaLinux Security Update for varnish:6 (ALSA-2020:4756)
  • 960778 Rocky Linux Security Update for varnish:6 (RLSA-2020:4756)
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