CVE-2020-11653 is an assertion failure vulnerability in Varnish Cache versions prior to 6.0.6 LTS, 6.2.3, and 6.3.2, affecting products like Debian and openSUSE. This flaw occurs when Varnish communicates with a TLS termination proxy using PROXY version 2, leading to a daemon restart and performance degradation. Rated 7.5 HIGH on CVSS, it is a network-exploitable vulnerability with low attack complexity, resulting in high availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 6.1.0, < 6.2.3CPE matchmatch criteria | cpe:2.3:a:varnish-cache:varnish_cache:*:*:*:*:-:*:*:* | ||
>= 6.3.0, < 6.3.2CPE matchmatch criteria | cpe:2.3:a:varnish-cache:varnish_cache:*:*:*:*:-:*:*:* | ||
>= 6.0.0, < 6.0.6CPE matchmatch criteria | cpe:2.3:a:varnish-software:varnish_cache:*:*:*:*:lts:*:*:* | ||
15.0CPE matchmatch criteria | cpe:2.3:a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:* | ||
15.1CPE matchmatch criteria | cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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