CVE-2019-20637

Description

An issue was discovered in Varnish Cache before 6.0.5 LTS, 6.1.x and 6.2.x before 6.2.2, and 6.3.x before 6.3.1. It does not clear a pointer between the handling of one client request and the next request within the same connection. This sometimes causes information to be disclosed from the connection workspace, such as data structures associated with previous requests within this connection or VCL-related temporary headers.

References

http://varnish-cache.org/security/VSV00004.html#vsv00004

http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00031.html

http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00026.html

Details

Source: Mitre, NVD

Risk Information

CVSS v2

CVSS v3