Vulnerability Description
The dissect_sflow_245_address_type function in epan/dissectors/packet-sflow.c in the sFlow dissector in Wireshark 1.8.x before 1.8.4 does not properly handle length calculations for an invalid IP address type, which allows remote attackers to cause a denial of service (infinite loop) via a packet that is neither IPv4 nor IPv6.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Wireshark | Wireshark | 1.8.0 |
Related Weaknesses (CWE)
References
- http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-sflow.c?r1=4532Patch
- http://anonsvn.wireshark.org/viewvc?view=revision&revision=45324
- http://lists.opensuse.org/opensuse-updates/2012-12/msg00022.html
- http://lists.opensuse.org/opensuse-updates/2013-01/msg00042.html
- http://www.wireshark.org/security/wnpa-sec-2012-32.htmlVendor Advisory
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7789
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3
- http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-sflow.c?r1=4532Patch
- http://anonsvn.wireshark.org/viewvc?view=revision&revision=45324
- http://lists.opensuse.org/opensuse-updates/2012-12/msg00022.html
- http://lists.opensuse.org/opensuse-updates/2013-01/msg00042.html
- http://www.wireshark.org/security/wnpa-sec-2012-32.htmlVendor Advisory
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7789
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3
FAQ
What is CVE-2012-6054?
CVE-2012-6054 is a vulnerability with a CVSS score of 5.0 (MEDIUM). The dissect_sflow_245_address_type function in epan/dissectors/packet-sflow.c in the sFlow dissector in Wireshark 1.8.x before 1.8.4 does not properly handle length calculations for an invalid IP addr...
How severe is CVE-2012-6054?
CVE-2012-6054 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-6054?
Check the references section above for vendor advisories and patch information. Affected products include: Wireshark Wireshark.