p PatchFirst

ALPINE-CVE-2021-36740

ALPINE-CVE-2021-36740

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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.

CVSS 6.5 · Medium · Fix available

Published
Updated

Stack: system

Affected products and versions

  • varnish Alpine:v3.11

    Affected ranges
    • ECOSYSTEM: < 6.5.2-r0

    Update to 6.5.2-r0

  • varnish Alpine:v3.12

    Affected ranges
    • ECOSYSTEM: < 6.5.2-r0

    Update to 6.5.2-r0

  • varnish Alpine:v3.13

    Affected ranges
    • ECOSYSTEM: < 6.5.2-r0

    Update to 6.5.2-r0

  • varnish Alpine:v3.14

    Affected ranges
    • ECOSYSTEM: < 6.6.1-r0

    Update to 6.6.1-r0

  • varnish Alpine:v3.15

    Affected ranges
    • ECOSYSTEM: < 6.6.1-r0

    Update to 6.6.1-r0

  • varnish Alpine:v3.16

    Affected ranges
    • ECOSYSTEM: < 6.6.1-r0

    Update to 6.6.1-r0

  • varnish Alpine:v3.17

    Affected ranges
    • ECOSYSTEM: < 6.6.1-r0

    Update to 6.6.1-r0

  • varnish Alpine:v3.18

    Affected ranges
    • ECOSYSTEM: < 6.6.1-r0

    Update to 6.6.1-r0

  • varnish Alpine:v3.19

    Affected ranges
    • ECOSYSTEM: < 6.6.1-r0

    Update to 6.6.1-r0

  • varnish Alpine:v3.20

    Affected ranges
    • ECOSYSTEM: < 6.6.1-r0

    Update to 6.6.1-r0

  • varnish Alpine:v3.21

    Affected ranges
    • ECOSYSTEM: < 6.6.1-r0

    Update to 6.6.1-r0

  • varnish Alpine:v3.22

    Affected ranges
    • ECOSYSTEM: < 6.6.1-r0

    Update to 6.6.1-r0

  • varnish Alpine:v3.23

    Affected ranges
    • ECOSYSTEM: < 6.6.1-r0

    Update to 6.6.1-r0

  • varnish Alpine:v3.24

    Affected ranges
    • ECOSYSTEM: < 6.6.1-r0

    Update to 6.6.1-r0

Original sources

Check your server →