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CVE-2020-13950

CVE-2020-13950 · mod_proxy_http NULL pointer dereference

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

Apache HTTP Server versions 2.4.41 to 2.4.46 mod_proxy_http can be made to crash (NULL pointer dereference) with specially crafted requests using both Content-Length and Transfer-Encoding headers, leading to a Denial of Service

CVSS 7.5 · High · EPSS 49.4% · Fix available

Published
Updated

Stack: system · web

Affected products and versions

  • apache httpd

    Versions
    • 2.4.46: Affected
    • 2.4.43: Affected
    • 2.4.41: Affected

    No fix published

  • apache2 Debian:12

    Affected ranges
    • ECOSYSTEM: < 2.4.46-6

    Update to 2.4.46-6

  • apache2 Debian:13

    Affected ranges
    • ECOSYSTEM: < 2.4.46-6

    Update to 2.4.46-6

  • apache2 Debian:14

    Affected ranges
    • ECOSYSTEM: < 2.4.46-6

    Update to 2.4.46-6

  • apache2 Ubuntu:20.04:LTS

    Versions
    • 2.4.41-1ubuntu1
    • 2.4.41-4ubuntu1
    • 2.4.41-4ubuntu2
    • 2.4.41-4ubuntu3
    • 2.4.41-4ubuntu3.1
    Affected ranges
    • ECOSYSTEM: < 2.4.41-4ubuntu3.3

    Update to 2.4.41-4ubuntu3.3

Original sources

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