CVE-2020-11653 Information

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.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00026.html http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00031.html https://varnish-cache.org/security/VSV00005.htmlvsv00005

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5