What’s Vulnerable › Vulnerabilities

CVE-2006-6870

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2006-12-31 · updated 2026-06-16

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.

Affected products

• avahi: 0.6.7, 0.6.8, 0.6.9, 0.6.10, 0.6.11, 0.6.12 (+3)

References

• http://fedoranews.org/cms/node/2362
• http://fedoranews.org/cms/node/2408
• http://secunia.com/advisories/23628
• http://secunia.com/advisories/23644
• http://secunia.com/advisories/23660
• http://secunia.com/advisories/23673
• http://secunia.com/advisories/23782
• http://secunia.com/advisories/24995
• http://www.avahi.org/#December2006
• http://www.avahi.org/changeset/1340
• http://www.avahi.org/ticket/84
• http://www.mandriva.com/security/advisories?name=MDKSA-2007:003

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