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Vulnerability Summary for CVE-2011-1002

Original release date: 02/22/2011
Last revised: 02/11/2014


avahi-core/socket.c in avahi-daemon in Avahi before 0.6.29 allows remote attackers to cause a denial of service (infinite loop) via an empty mDNS (1) IPv4 or (2) IPv6 UDP packet to port 5353. NOTE: this vulnerability exists because of an incorrect fix for CVE-2010-2244.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 5.0 MEDIUM
Impact Subscore: 2.9
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: VUPEN
Name: ADV-2011-0601
External Source: XF
Name: avahi-udp-dos(65524)
External Source: MLIST
Name: [oss-security] 20110222 Re: [oss-security] CVE request: avahi daemon remote denial of service by sending NULL UDP
External Source: SUSE
Name: SUSE-SR:2011:005
External Source: MANDRIVA
Name: MDVSA-2011:040
External Source: FEDORA
Name: FEDORA-2011-3033
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=667187
External Source: VUPEN
Name: ADV-2011-0448
Type: Advisory
External Source: UBUNTU
Name: USN-1084-1
External Source: VUPEN
Name: ADV-2011-0969
External Source: REDHAT
Name: RHSA-2011:0779
External Source: CONFIRM
Name: http://avahi.org/ticket/325
External Source: BID
Name: 46446
External Source: VUPEN
Name: ADV-2011-0670
External Source: MANDRIVA
Name: MDVSA-2011:037
External Source: MISC
Name: http://xorl.wordpress.com/2011/02/20/cve-2011-1002-avahi-daemon-remote-denial-of-service/
External Source: REDHAT
Name: RHSA-2011:0436
External Source: VUPEN
Name: ADV-2011-0511
External Source: DEBIAN
Name: DSA-2174
External Source: XF
Name: avahi-udp-packet-dos(65525)
External Source: CONFIRM
Name: http://git.0pointer.de/?p=avahi.git;a=commit;h=46109dfec75534fe270c0ab902576f685d5ab3a6
Type: Patch Information
External Source: OSVDB
Name: 70948
External Source: MLIST
Name: [oss-security] 20110218 Re: CVE request: avahi daemon remote denial of service by sending NULL UDP
External Source: MLIST
Name: [oss-security] 20110218 CVE request: avahi daemon remote denial of service by sending NULL UDP
External Source: VUPEN
Name: ADV-2011-0565
External Source: VUPEN
Name: ADV-2011-0499
Type: Advisory

Technical Details

Vulnerability Type (View All)
  • Resource Management Errors (CWE-399)