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CVE-2020-7595

Good to know:

Date: January 21, 2020

xmlStringLenDecodeEntities in parser.c in libxml2 2.9.10 has an infinite loop in a certain end-of-file situation.

Language: C

Severity Score

7.5

Related Resources (28)

Url: http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00047.html

Url: https://security.netapp.com/advisory/ntap-20200702-0005/

Url: https://access.redhat.com/security/cve/CVE-2020-7595

Url: https://gitlab.gnome.org/GNOME/libxml2/commit/0e1a49c89076

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5R55ZR52RMBX24TQTWHCIWKJVRV6YAWI

Url: https://github.com/sparklemotion/nokogiri/issues/1992

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5R55ZR52RMBX24TQTWHCIWKJVRV6YAWI/

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/545SPOI3ZPPNPX4TFRIVE4JVRTJRKULL

Url: https://usn.ubuntu.com/4274-1/

Url: https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html

Url: https://cert-portal.siemens.com/productcert/pdf/ssa-292794.pdf

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-7595

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JDPF3AAVKUAKDYFMFKSIQSVVS3EEFPQH/

Url: https://security.netapp.com/advisory/ntap-20200702-0005

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/545SPOI3ZPPNPX4TFRIVE4JVRTJRKULL/

Url: https://www.oracle.com/security-alerts/cpuapr2022.html

Url: https://usn.ubuntu.com/4274-1

Url: https://www.oracle.com/security-alerts/cpujul2020.html

Url: https://github.com/rubysec/ruby-advisory-db/blob/master/gems/nokogiri/CVE-2020-7595.yml

Url: https://www.oracle.com/security-alerts/cpuoct2021.html

Url: https://security.alpinelinux.org/vuln/CVE-2020-7595

Url: https://security-tracker.debian.org/tracker/CVE-2020-7595

Url: https://us-cert.cisa.gov/ics/advisories/icsa-21-103-08

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JDPF3AAVKUAKDYFMFKSIQSVVS3EEFPQH

Url: https://security.gentoo.org/glsa/202010-04

Url: https://github.com/sparklemotion/nokogiri

Url: https://www.oracle.com/security-alerts/cpujul2022.html

Url: https://www.mend.io/vulnerability-database/CVE-2020-7595

Severity Score

7.5

Weakness Type (CWE)

Loop with Unreachable Exit Condition ('Infinite Loop')

CWE-835

Top Fix

Upgrade Version

Upgrade to version libxml2 - 2.9.12;nokogiri - 1.10.8

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	5.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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