CVE-2020-11653

HighCVSS 7.5/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-617

Affected software

VendorProductVersions
n/an/an/a

References

Timeline

Published
Apr 8, 2020
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2020-11653: High severity, CVSS 7.5 | Vulnix