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CVE-2009-0758
CVE information
Published
Last Modified
CVSSv2.0 Severity
Impact Analysis
Description
The originates_from_local_legacy_unicast_socket function in avahi-core/server.c in avahi-daemon 0.6.23 does not account for the network byte order of a port number when processing incoming multicast packets, which allows remote attackers to cause a denial of service (network bandwidth and CPU consumption) via a crafted legacy unicast mDNS query packet that triggers a multicast packet storm..
CVSSv2.0 Score
- Severity
- High
- Base Score
- 7.8/10
- Exploit Score
- 10/10
- Access Vector
- Network
- Access Complexity
- Low
- Authentication Required
- None
- Impact Score
- 6.9/10
- Confidentiality Impact
- None
- Availability Impact
- Complete
- Integrity Impact
- None
Products Affected
CPE | Affected | Vulnerable | Excluding | Edit |
---|---|---|---|---|
cpe:2.3:a:avahi:avahi-daemon:0.6.23:*:*:*:*:*:*:* |
Yes
|
- | - |
References
- http://www.openwall.com/lists/oss-security/2009/03/02/1
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=517683
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:076
- http://www.securityfocus.com/bid/33946
- http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00000.html
- http://secunia.com/advisories/38420
- http://www.debian.org/security/2010/dsa-2086