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Debian Security Advisory 4982-1

Debian Security Advisory 4982-1
Posted Oct 28, 2021
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4982-1 - Several vulnerabilities have been found in the Apache HTTP server, which could result in denial of service. In addition a vulnerability was discovered in mod_proxy with which an attacker could trick the server to forward requests to arbitrary origin servers.

tags | advisory, web, denial of service, arbitrary, vulnerability
systems | linux, debian
advisories | CVE-2021-34798, CVE-2021-36160, CVE-2021-39275, CVE-2021-40438
SHA-256 | 7db80ce9950cf39bde931c5a0d161d513946d1d1b1ee44990405a9c7cee50a76

Debian Security Advisory 4982-1

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- -------------------------------------------------------------------------
Debian Security Advisory DSA-4982-1 security@debian.org
https://www.debian.org/security/ Moritz Muehlenhoff
October 08, 2021 https://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package : apache2
CVE ID : CVE-2021-34798 CVE-2021-36160 CVE-2021-39275 CVE-2021-40438

Several vulnerabilities have been found in the Apache HTTP server, which
could result in denial of service. In addition a vulnerability was
discovered in mod_proxy with which an attacker could trick the server
to forward requests to arbitrary origin servers.

For the oldstable distribution (buster), these problems have been fixed
in version 2.4.38-3+deb10u6.

For the stable distribution (bullseye), these problems have been fixed in
version 2.4.51-1~deb11u1.

We recommend that you upgrade your apache2 packages.

For the detailed security status of apache2 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/apache2

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org
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