medium
5
CWE
399
Advisory Published
CVE Published
CVE Published
Updated

CVE-2008-5081

First published: Thu Dec 11 2008(Updated: )

The originates_from_local_legacy_unicast_socket function (avahi-core/server.c) in avahi-daemon in Avahi before 0.6.24 allows remote attackers to cause a denial of service (crash) via a crafted mDNS packet with a source port of 0, which triggers an assertion failure.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
redhat/avahi<0:0.6.16-1.el5_2.1
0:0.6.16-1.el5_2.1
Avahi AutoIP Daemon=0.6.5
Avahi AutoIP Daemon=0.6.20
Avahi AutoIP Daemon=0.6.19
Avahi AutoIP Daemon=0.5.2
Avahi AutoIP Daemon=0.6.1
Avahi AutoIP Daemon=0.6.13
Avahi AutoIP Daemon=0.6.15
Avahi AutoIP Daemon=0.6.7
Avahi AutoIP Daemon=0.6.17
Avahi AutoIP Daemon=0.6.16
Avahi AutoIP Daemon=0.3
Avahi AutoIP Daemon=0.6.9
Avahi AutoIP Daemon=0.2
Avahi AutoIP Daemon=0.1
Avahi AutoIP Daemon=0.6.14
Avahi AutoIP Daemon=0.6.10
Avahi AutoIP Daemon=0.6.6
Avahi AutoIP Daemon=0.5
Avahi AutoIP Daemon=0.6.22
Avahi AutoIP Daemon=0.6.4
Avahi AutoIP Daemon=0.6.11
Avahi AutoIP Daemon=0.6.3
Avahi AutoIP Daemon=0.6.8
Avahi AutoIP Daemon=0.6.18
Avahi AutoIP Daemon=0.6.12
Avahi AutoIP Daemon=0.4
Avahi AutoIP Daemon=0.6.21
Avahi AutoIP Daemon=0.6.2
Avahi AutoIP Daemon=0.5.1
Avahi AutoIP Daemon<=0.6.23

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2008-5081?

    CVE-2008-5081 is classified as a high severity vulnerability due to its potential to cause a denial of service.

  • How do I fix CVE-2008-5081?

    To fix CVE-2008-5081, upgrade Avahi to version 0.6.24 or later.

  • Which versions of Avahi are affected by CVE-2008-5081?

    Avahi versions prior to 0.6.24, including 0.6.15, 0.6.20, and others, are affected by CVE-2008-5081.

  • What impact does CVE-2008-5081 have on my system?

    CVE-2008-5081 can allow remote attackers to crash the Avahi daemon, resulting in a denial of service.

  • Is CVE-2008-5081 remotely exploitable?

    Yes, CVE-2008-5081 is remotely exploitable through crafted mDNS packets.

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