CVE-2023-41104

medium

Description

libvmod-digest before 1.0.3, as used in Varnish Enterprise 6.0.x before 6.0.11r5, has an out-of-bounds memory access during base64 decoding, leading to both authentication bypass and information disclosure; however, the exact attack surface will depend on the particular VCL (Varnish Configuration Language) configuration in use.

References

https://www.varnish-cache.org/security/VSV00012.html

https://github.com/varnish/libvmod-digest/releases/tag/libvmod-digest-1.0.3

https://docs.varnish-software.com/security/VSV00012/

Details

Source: Mitre, NVD

Published: 2023-08-23

Updated: 2023-08-28

Risk Information

CVSS v2

Base Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Severity: Medium