DEBIAN-CVE-2017-6519

DEBIAN-CVE-2017-6519 PUBLISHED CVSS 9.100000381469727 CRITICAL

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 denial of service (traffic amplification) and may cause information leakage by obtaining potentially sensitive information from the responding device via port-5353 UDP packets. NOTE: this may overlap CVE-2015-2809.

Risk Scores

CVSS v3.0

9.100000381469727

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Affected Products

Vendor	Product	Versions
Debian:14	avahi	0, 0, 0
Debian:11	avahi	0, 0, 0
Debian:13	avahi	0, 0, 0
Debian:12	avahi	0, 0, 0

Timeline

May 1, 2017 CVE Published
Apr 28, 2026 CVE Updated

References

https://security-tracker.debian.org/tracker/CVE-2017-6519 advisory

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