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Vulnerability Details : CVE-2008-5081 (1 public exploit)

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.
Publish Date : 2008-12-16 Last Update Date : 2010-08-21
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- CVSS Scores & Vulnerability Types

CVSS Score
5.0
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 399

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat moderate
3.3
AV:A/AC:L/Au:N/C:N/I:N/A:P 2008-12-04 2008-12-12
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- Related OVAL Definitions

Title Definition Id Class Family
CVE-2008-5081 oval:org.opensuse.security:def:20085081 unix
ELSA-2009:0013: avahi security update (Moderate) oval:org.mitre.oval:def:22726 unix
RHSA-2009:0013: avahi security update (Moderate) oval:com.redhat.rhsa:def:20090013 unix
The originates_from_local_legacy_unicast_socket function (avahi-core/server.c) in avahi-daemon in Avahi before 0.6.24 al... oval:org.mitre.oval:def:9987 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2008-5081

# Product Type Vendor Product Version Update Edition Language
1 Application Avahi Avahi 0.1 Version Details Vulnerabilities
2 Application Avahi Avahi 0.2 Version Details Vulnerabilities
3 Application Avahi Avahi 0.3 Version Details Vulnerabilities
4 Application Avahi Avahi 0.4 Version Details Vulnerabilities
5 Application Avahi Avahi 0.5 Version Details Vulnerabilities
6 Application Avahi Avahi 0.5.1 Version Details Vulnerabilities
7 Application Avahi Avahi 0.5.2 Version Details Vulnerabilities
8 Application Avahi Avahi 0.6.1 Version Details Vulnerabilities
9 Application Avahi Avahi 0.6.2 Version Details Vulnerabilities
10 Application Avahi Avahi 0.6.3 Version Details Vulnerabilities
11 Application Avahi Avahi 0.6.4 Version Details Vulnerabilities
12 Application Avahi Avahi 0.6.5 Version Details Vulnerabilities
13 Application Avahi Avahi 0.6.6 Version Details Vulnerabilities
14 Application Avahi Avahi 0.6.7 Version Details Vulnerabilities
15 Application Avahi Avahi 0.6.8 Version Details Vulnerabilities
16 Application Avahi Avahi 0.6.9 Version Details Vulnerabilities
17 Application Avahi Avahi 0.6.10 Version Details Vulnerabilities
18 Application Avahi Avahi 0.6.11 Version Details Vulnerabilities
19 Application Avahi Avahi 0.6.12 Version Details Vulnerabilities
20 Application Avahi Avahi 0.6.13 Version Details Vulnerabilities
21 Application Avahi Avahi 0.6.14 Version Details Vulnerabilities
22 Application Avahi Avahi 0.6.15 Version Details Vulnerabilities
23 Application Avahi Avahi 0.6.16 Version Details Vulnerabilities
24 Application Avahi Avahi 0.6.17 Version Details Vulnerabilities
25 Application Avahi Avahi 0.6.18 Version Details Vulnerabilities
26 Application Avahi Avahi 0.6.19 Version Details Vulnerabilities
27 Application Avahi Avahi 0.6.20 Version Details Vulnerabilities
28 Application Avahi Avahi 0.6.21 Version Details Vulnerabilities
29 Application Avahi Avahi 0.6.22 Version Details Vulnerabilities
30 Application Avahi Avahi 0.6.23 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Avahi Avahi 30

- References For CVE-2008-5081

http://avahi.org/milestone/Avahi%200.6.24 CONFIRM
http://secunia.com/advisories/33153
SECUNIA 33153
http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00000.html
SUSE SUSE-SR:2009:003
http://secunia.com/advisories/33220
SECUNIA 33220
http://secunia.com/advisories/33475
SECUNIA 33475
http://secunia.com/advisories/33279
SECUNIA 33279
http://www.openwall.com/lists/oss-security/2008/12/14/1
MLIST [oss-security] 20081214 Avahi daemon DoS (CVE-2008-5081)
http://security.gentoo.org/glsa/glsa-200901-11.xml
GENTOO GLSA-200901-11
http://www.debian.org/security/2008/dsa-1690
DEBIAN DSA-1690
Exploit! http://www.milw0rm.com/exploits/7520
MILW0RM 7520
http://www.securityfocus.com/bid/32825
BID 32825 Avahi Multicast DNS Denial Of Service Vulnerability Release Date:2009-02-02
http://www.ubuntu.com/usn/usn-696-1
UBUNTU USN-696-1

- Metasploit Modules Related To CVE-2008-5081

There are not any metasploit modules related to this vulnerability (Please visit www.metasploit.com for more information)


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