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CVE-2011-3581

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Date: November 4, 2011

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.

Language: C

Severity Score

Related Resources (13)

http://secunia.com/advisories/46476
http://www.securityfocus.com/bid/49748
http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068091.html
http://nlnetlabs.nl/svn/ldns/tags/release-1.6.11/Changelog
http://secunia.com/advisories/46470
http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068201.html
https://nvd.nist.gov/vuln/detail/CVE-2011-3581
http://seclists.org/oss-sec/2011/q3/542
http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00008.html
http://www.nlnetlabs.nl/bugs-script/show_bug.cgi?id=403
http://seclists.org/oss-sec/2011/q3/503
http://lists.fedoraproject.org/pipermail/package-announce/2011-October/068239.html
https://www.mend.io/vulnerability-database/CVE-2011-3581

Severity Score

Weakness Type (CWE)

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-119

CVSS v3.1

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

CVSS v2

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

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