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CVE-2006-6870
The consume_labels function in avahi-core/dns.c in Avahi before 0.6.16 allows remote attackers to cause a denial of service (infinite…
- 5.0MediumCVSS base score
- 2.4%Exploitation in 30 daysEPSS · top 16% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
The consume_labels function in avahi-core/dns.c in Avahi before 0.6.16 allows remote attackers to cause a denial of service (infinite loop) via a crafted compressed DNS response with a label that points to itself.
Timeline
ID reserved
By canonical
- 1 day later
· 1 day later
Published
- 18 years later
· 18 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 2.4% · top 16% of all CVEs (10 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.
Affected products
n/a
- affected n/a
References
16
- 23673 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- MDKSA-2007:003 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- http://www.avahi.org/#December2006 (opens in a new tab)x_refsource_CONFIRMx_transferred
- ADV-2007-0071 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 23644 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- SUSE-SR:2007:007 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- http://www.avahi.org/ticket/84 (opens in a new tab)x_refsource_CONFIRMx_transferred
- FEDORA-2007-018 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 23660 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 24995 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://www.avahi.org/changeset/1340 (opens in a new tab)x_refsource_CONFIRMx_transferred
- FEDORA-2007-019 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 23628 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 23782 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- USN-402-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 21881 (opens in a new tab)vdb-entryx_refsource_BIDx_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)
- EUVD EUVD-2006-6853 (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)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2006-6870)Record last updated .