NULL pointer dereference in Net-snmp - CVE-2014-2285
Published: April 28, 2014 / Updated: August 3, 2020
Vulnerability identifier: #VU33298
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2014-2285
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via an empty community string in an SNMP trap, which triggers a NULL pointer dereference within the newSVpv function in Perl.
Affected software
Net-snmp
Gentoo Linux
net-snmp (Alpine package)
Gentoo Linux
net-snmp (Alpine package)
How to mitigate CVE-2014-2285
Update to version 5.7.3.pre4.
Net-snmp - update to 5.7.3.pre4
net-snmp (Alpine package) - addressed in versions 5.7.2-r1, 5.7.2.1-r0
net-snmp (Alpine package) - addressed in versions 5.7.2-r1, 5.7.2.1-r0
External References
- http://comments.gmane.org/gmane.comp.security.oss.general/12284
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
- http://lists.opensuse.org/opensuse-updates/2014-03/msg00060.html
- http://lists.opensuse.org/opensuse-updates/2014-03/msg00061.html
- http://secunia.com/advisories/59974
- http://sourceforge.net/p/net-snmp/patches/1275/
- http://www.gentoo.org/security/en/glsa/glsa-201409-02.xml
- http://www.nntp.perl.org/group/perl.perl5.porters/2006/09/msg116250.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1072044
- https://bugzilla.redhat.com/show_bug.cgi?id=1072778
- https://rhn.redhat.com/errata/RHSA-2014-0322.html