#VU44546 Heap-based buffer overflow in ldns - CVE-2011-3581
Published: November 4, 2011 / Updated: August 11, 2020
Vulnerability identifier: #VU44546
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2011-3581
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
ldns
ldns
Software vendor:
NLnet Labs
NLnet Labs
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in Heap-based buffer overflow in the ldns_rr_new_frm_str_internal function in ldns before 1.6.11. A remote attacker can use a Resource Record to trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
External links
- 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://secunia.com/advisories/46470
- http://secunia.com/advisories/46476
- http://www.nlnetlabs.nl/bugs-script/show_bug.cgi?id=403
- http://www.securityfocus.com/bid/49748