Vulnerability CVE-2011-3581
Published: 2011-11-04   Modified: 2012-02-13

Description:
Heap-based buffer overflow in the ldns_rr_new_frm_str_internal function in ldns before 1.6.11 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a Resource Record (RR) with an unknown type containing input that is longer than a specified length.

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Nlnetlabs -> LDNS 

 References:
http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068091.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068201.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068239.html
http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00008.html
http://nlnetlabs.nl/svn/ldns/tags/release-1.6.11/Changelog
http://seclists.org/oss-sec/2011/q3/503
http://seclists.org/oss-sec/2011/q3/542
http://www.nlnetlabs.nl/bugs-script/show_bug.cgi?id=403
http://www.securityfocus.com/bid/49748
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