Unscored severity · published Feb 22, 2011
CVE-2011-1002
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…
–
CVSS
29.4%
EPSS
No
On KEV
Description
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)29.4% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AV
Avahi · Avahi
through 0.6.28; 0.1; 0.2; 0.3; 0.4; 0.5; +29 more · source: NVD
DL
Debian Linux · Debian
5.0; 6.0; 7.0 · source: NVD
EL
Enterprise Linux · Redhat
5.0; 6.0 · source: NVD
FE
Fedora · Fedoraproject
15 · source: NVD
UL
Ubuntu Linux · Canonical
8.04; 9.10; 10.04; 10.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2011-1002
CVE.org
https://www.cve.org/CVERecord?id=CVE-2011-1002
Broken Link
http://avahi.org/ticket/325
Broken Link
http://git.0pointer.de/?p=avahi.git%3Ba=commit%3Bh=46109dfec75534fe270c0ab902576f685d5ab3a6
Mailing List
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055858.html
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
Mailing List
http://openwall.com/lists/oss-security/2011/02/18/1
Mailing List
http://openwall.com/lists/oss-security/2011/02/18/4
More from Avahi
9.1
CVE-2017-6519
avahi-daemon in Avahi through 0.6.32 and 0.7 inadvertently responds to IPv6 unicast queries with source addresses that are not on-link, which allows remote attackers to cause a…
7.8
CVE-2021-26720
avahi-daemon-check-dns.sh in the Debian avahi package through 0.8-4 is executed as root via /etc/network/if-up.d/avahi-daemon, and allows a local attacker to cause a denial of…
6.5
CVE-2026-24401
Avahi has Uncontrolled Recursion in lookup_handle_cname function
6.5
CVE-2025-68471
Avahi has a reachable assertion in lookup_start
6.5
CVE-2025-68468
Avahi has a reachable assertion in lookup_multicast_callback