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BIT-varnish-2021-36740

Affected: Bitnami: varnish

Varnish Cache, with HTTP/2 enabled, allows request smuggling and VCL authorization bypass via a large Content-Length header for a POST request. This affects Varnish Enterprise 6.0.x before 6.0.8r3, and Varnish Cache 5.x and 6.x before 6.5.2, 6.6.x before 6.6.1, and 6.0 LTS before 6.0.8.

EUVD-2026-29427

fkie_cve-2021-36740

GHSA-8vxj-gx32-j925

gsd-2021-36740

OESA-2021-1374 — varnish security update

Affected: openEuler:20.03-LTS-SP1: varnish, openEuler:20.03-LTS-SP2: varnish

This is Varnish Cache, a web application accelerator also known as a caching HTTP reverse proxy. You install it in front of any server that speaks HTTP and configure it to cache the contents. Varnish Cache is really, really fast. It typically speeds up delivery with a factor of 300 - 1000x, depending on your architecture. Security Fix(es): A flaw was found in Varnish. The Varnish Cache, with HTTP/2 enabled, allows request smuggling and VCL authorization bypass via a large Content-Length header for a POST request. As a result, this flaw allows the information on the Varnish cache to be poisoned. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.(CVE-2021-36740)

openSUSE-SU-2022:0148-1 — Security update for varnish

Security update for varnish

RHSA-2021:2988 — Red Hat Security Advisory: varnish:6 security update

varnish: HTTP/2 request smuggling attack via a large Content-Length header for a POST request

UBUNTU-CVE-2021-36740

Affected: Ubuntu:20.04:LTS: varnish