Denial of service in libxml2



Published: 2012-12-21 | Updated: 2020-08-14
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2012-0841
CWE-ID CWE-399
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Libxml2
Universal components / Libraries / Libraries used by multiple products

NaviServer
Server applications / Web servers

Vendor Gnome Development Team
NaviServer

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Resource management error

EUVDB-ID: #VU45692

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2012-0841

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper management of internal resources with the application. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Libxml2: 2.0.0 - 2.7.8

External links

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=660846
http://git.gnome.org/browse/libxml2/commit/?id=8973d58b7498fa5100a876815476b81fd1a2412a
http://lists.apple.com/archives/security-announce/2013/Oct/msg00009.html
http://lists.apple.com/archives/security-announce/2013/Sep/msg00006.html
http://lists.opensuse.org/opensuse-security-announce/2013-11/msg00002.html
http://rhn.redhat.com/errata/RHSA-2012-0324.html
http://rhn.redhat.com/errata/RHSA-2013-0217.html
http://secunia.com/advisories/54886
http://secunia.com/advisories/55568
http://securitytracker.com/id?1026723
http://support.apple.com/kb/HT5934
http://support.apple.com/kb/HT6001
http://www.debian.org/security/2012/dsa-2417
http://www.mandriva.com/security/advisories?name=MDVSA-2013:150
http://www.openwall.com/lists/oss-security/2012/02/22/1
http://www.oracle.com/technetwork/topics/security/cpuapr2013-1899555.html
http://www.securityfocus.com/bid/52107
http://www.xerox.com/download/security/security-bulletin/16287-4d6b7b0c81f7b/cert_XRX13-003_v1.0.pdf
http://xmlsoft.org/news.html
http://blogs.oracle.com/sunsecurity/entry/cve_2012_0841_denial_of


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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