Alpine: multiple varnish packages: security update to 6.6.0-r0 (deprecated)

medium Tenable Cloud Security Plugin ID 400186

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

- 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. (CVE-2021-36740)

Plugin Details

Severity: Medium

ID: 400186

Version: Revision 1.28

Type: Local

Family: Alpine Linux Local Security Checks

Published: 8/16/2023

Updated: 7/2/2026

Supported Sensors: Agentless Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 2.1

Percentile: 6.91

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 4.7

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

CVSS Score Source: CVE-2021-36740

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 7/18/2021

Vulnerability Publication Date: 7/14/2021

Reference Information

CVE: CVE-2021-36740

Detections

Analytics