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…

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.

Scores

EPSS (exploitation in 30 days)

29.4% · top 1.8% of all CVEs (2 Nov 2026)

Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.

Weakness

• n/a
• CWE-835 (opens in a new tab)

Affected products

• n/a

  • affected n/a

References (31)

• RHSA-2011:0779 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• avahi-udp-packet-dos(65525) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• [oss-security] 20110222 Re: [oss-security] CVE request: avahi daemon remote denial of service by sending NULL UDP (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• RHSA-2011:0436 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• ADV-2011-0511 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• [oss-security] 20110218 CVE request: avahi daemon remote denial of service by sending NULL UDP (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• 43605 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 43465 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 43673 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• ADV-2011-0601 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• https://bugzilla.redhat.com/show_bug.cgi?id=667187 (opens in a new tab)x_refsource_CONFIRMx_transferred
• ADV-2011-0969 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• avahi-udp-dos(65524) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• 44131 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• MDVSA-2011:040 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• 46446 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• MDVSA-2011:037 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• ADV-2011-0448 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• SUSE-SR:2011:005 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• DSA-2174 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• ADV-2011-0499 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 70948 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
• 43361 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• ADV-2011-0670 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• http://xorl.wordpress.com/2011/02/20/cve-2011-1002-avahi-daemon-remote-denial-of-service/ (opens in a new tab)x_refsource_MISCx_transferred
• http://avahi.org/ticket/325 (opens in a new tab)x_refsource_CONFIRMx_transferred
• FEDORA-2011-3033 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• ADV-2011-0565 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• http://git.0pointer.de/?p=avahi.git%3Ba=commit%3Bh=46109dfec75534fe270c0ab902576f685d5ab3a6 (opens in a new tab)x_refsource_CONFIRMx_transferred
• USN-1084-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• [oss-security] 20110218 Re: CVE request: avahi daemon remote denial of service by sending NULL UDP (opens in a new tab)mailing-listx_refsource_MLISTx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Record last updated 6 Aug 2024, 22:14 UTC.