[SECURITY] [DLA 3031-1] modsecurity-apache security update

2022-05-2807:43:01

lists.debian.org

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.003 Low

EPSS

Percentile

69.6%

JSON

Debian LTS Advisory DLA-3031-1 [email protected]
https://www.debian.org/lts/security/ Chris Lamb
May 28, 2022 https://wiki.debian.org/LTS

Package : modsecurity-apache
Version : 2.9.1-2+deb9u1
CVE ID : CVE-2021-42717

It was discovered that there was a potential resource exhaustion
attack in modsecurity-apache, an Apache module which inspects HTTP
requests with the aim of preventing typical web application attacks
such as XSS and SQL.

For Debian 9 "Stretch", this problem has been fixed in version
2.9.1-2+deb9u1.

We recommend that you upgrade your modsecurity-apache packages.

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

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

OSVersionArchitecturePackageVersionFilename
Debian10i386libapache2-mod-security2-dbgsym< 2.9.3-1+deb10u1libapache2-mod-security2-dbgsym_2.9.3-1+deb10u1_i386.deb
Debian9allmodsecurity-apache< 2.9.1-2+deb9u1modsecurity-apache_2.9.1-2+deb9u1_all.deb
Debian11allmodsecurity-apache< 2.9.3-3+deb11u1modsecurity-apache_2.9.3-3+deb11u1_all.deb
Debian10ppc64ellibapache2-mod-security2-dbgsym< 2.9.3-1+deb10u1libapache2-mod-security2-dbgsym_2.9.3-1+deb10u1_ppc64el.deb
Debian10mipslibapache2-mod-security2-dbgsym< 2.9.3-1+deb10u1libapache2-mod-security2-dbgsym_2.9.3-1+deb10u1_mips.deb
Debian11armhflibapache2-mod-security2-dbgsym< 2.9.3-3+deb11u1libapache2-mod-security2-dbgsym_2.9.3-3+deb11u1_armhf.deb
Debian10arm64libapache2-mod-security2-dbgsym< 2.9.3-1+deb10u1libapache2-mod-security2-dbgsym_2.9.3-1+deb10u1_arm64.deb
Debian9amd64libapache2-mod-security2< 2.9.1-2+deb9u1libapache2-mod-security2_2.9.1-2+deb9u1_amd64.deb
Debian11arm64libapache2-mod-security2< 2.9.3-3+deb11u1libapache2-mod-security2_2.9.3-3+deb11u1_arm64.deb
Debian11armhflibapache2-mod-security2< 2.9.3-3+deb11u1libapache2-mod-security2_2.9.3-3+deb11u1_armhf.deb

OS	Version	Architecture	Package	Version	Filename
Debian	10	i386	libapache2-mod-security2-dbgsym	< 2.9.3-1+deb10u1	libapache2-mod-security2-dbgsym_2.9.3-1+deb10u1_i386.deb
Debian	9	all	modsecurity-apache	< 2.9.1-2+deb9u1	modsecurity-apache_2.9.1-2+deb9u1_all.deb
Debian	11	all	modsecurity-apache	< 2.9.3-3+deb11u1	modsecurity-apache_2.9.3-3+deb11u1_all.deb
Debian	10	ppc64el	libapache2-mod-security2-dbgsym	< 2.9.3-1+deb10u1	libapache2-mod-security2-dbgsym_2.9.3-1+deb10u1_ppc64el.deb
Debian	10	mips	libapache2-mod-security2-dbgsym	< 2.9.3-1+deb10u1	libapache2-mod-security2-dbgsym_2.9.3-1+deb10u1_mips.deb
Debian	11	armhf	libapache2-mod-security2-dbgsym	< 2.9.3-3+deb11u1	libapache2-mod-security2-dbgsym_2.9.3-3+deb11u1_armhf.deb
Debian	10	arm64	libapache2-mod-security2-dbgsym	< 2.9.3-1+deb10u1	libapache2-mod-security2-dbgsym_2.9.3-1+deb10u1_arm64.deb
Debian	9	amd64	libapache2-mod-security2	< 2.9.1-2+deb9u1	libapache2-mod-security2_2.9.1-2+deb9u1_amd64.deb
Debian	11	arm64	libapache2-mod-security2	< 2.9.3-3+deb11u1	libapache2-mod-security2_2.9.3-3+deb11u1_arm64.deb
Debian	11	armhf	libapache2-mod-security2	< 2.9.3-3+deb11u1	libapache2-mod-security2_2.9.3-3+deb11u1_armhf.deb