CVE-2012-6054
MEDIUM severity · CVSS 5 · CWE-189
5CVSS MEDIUM
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)3%
AV:N/AC:L/Au:N/C:N/I:N/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-sflow.c?r1=45324&r2=45323&pathrev=45324 ↗
Additional information
- NVD record
- http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-sflow.c?r1=45324&r2=45323&pathrev=45324Patch
- http://www.wireshark.org/security/wnpa-sec-2012-32.htmlAdvisory
- 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
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7789
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15764