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 to port 5353. NOTE:
02 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:
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 29.36% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 98.0% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2011-02-22 18:00Z15 YR AGO
- Last updated
- 2024-08-06 22:14Z2 YR AGO
- Reserved
- 2011-02-14
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-835Loop with Unreachable Exit Condition ('Infinite Loop')Base
- Data version
- 5.1
- Document digest
- 9a5d8e8ed34ebc43a767420897bb10f7e365ad1570645acd48b20505fa5b9443
05 Affected products
06 References
- www.redhat.comRHSA-2011:0779http://www.redhat.com/support/errata/RHSA-2011-0779.html
- exchange.xforce.ibmcloud.comavahi-udp-packet-dos(65525)https://exchange.xforce.ibmcloud.com/vulnerabilities/65525
- www.openwall.com[oss-security] 20110222 Re: [oss-security] CVE request: avahi daemon remote denial of service by sending NULL UDPhttp://www.openwall.com/lists/oss-security/2011/02/22/9
- www.redhat.comRHSA-2011:0436http://www.redhat.com/support/errata/RHSA-2011-0436.html
- www.vupen.comADV-2011-0511http://www.vupen.com/english/advisories/2011/0511
- openwall.com[oss-security] 20110218 CVE request: avahi daemon remote denial of service by sending NULL UDPhttp://openwall.com/lists/oss-security/2011/02/18/1
- secunia.com43605http://secunia.com/advisories/43605
- secunia.com43465http://secunia.com/advisories/43465
- secunia.com43673http://secunia.com/advisories/43673
- www.vupen.comADV-2011-0601http://www.vupen.com/english/advisories/2011/0601
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=667187
- www.vupen.comADV-2011-0969http://www.vupen.com/english/advisories/2011/0969
- exchange.xforce.ibmcloud.comavahi-udp-dos(65524)https://exchange.xforce.ibmcloud.com/vulnerabilities/65524
- secunia.com44131http://secunia.com/advisories/44131
- www.mandriva.comMDVSA-2011:040http://www.mandriva.com/security/advisories?name=MDVSA-2011:040
- www.securityfocus.com46446http://www.securityfocus.com/bid/46446
- www.mandriva.comMDVSA-2011:037http://www.mandriva.com/security/advisories?name=MDVSA-2011:037
- www.vupen.comADV-2011-0448http://www.vupen.com/english/advisories/2011/0448
- lists.opensuse.orgSUSE-SR:2011:005http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
- www.debian.orgDSA-2174http://www.debian.org/security/2011/dsa-2174
- www.vupen.comADV-2011-0499http://www.vupen.com/english/advisories/2011/0499
- osvdb.org70948http://osvdb.org/70948
- secunia.com43361http://secunia.com/advisories/43361
- www.vupen.comADV-2011-0670http://www.vupen.com/english/advisories/2011/0670
- xorl.wordpress.comhttp://xorl.wordpress.com/2011/02/20/cve-2011-1002-avahi-daemon-remote-denial-of-service/
- avahi.orghttp://avahi.org/ticket/325
- lists.fedoraproject.orgFEDORA-2011-3033http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055858.html
- www.vupen.comADV-2011-0565http://www.vupen.com/english/advisories/2011/0565
- git.0pointer.dehttp://git.0pointer.de/?p=avahi.git%3Ba=commit%3Bh=46109dfec75534fe270c0ab902576f685d5ab3a6
- ubuntu.comUSN-1084-1http://ubuntu.com/usn/usn-1084-1
- openwall.com[oss-security] 20110218 Re: CVE request: avahi daemon remote denial of service by sending NULL UDPhttp://openwall.com/lists/oss-security/2011/02/18/4
07 Fixed in
Debian 12
- avahi Fixed in 0.6.28-4
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- avahi Fixed in 0.6.28-4
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- avahi Fixed in 0.6.28-4
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.