CVE-2012-6054
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…
Does this matter?
Lower severity and a low EPSS score (2.81%). Track it; it rarely justifies an emergency change on its own.
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 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
- EPSS
- 2.81% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-189
- Affected
- wireshark/wireshark
- Source
- cve@mitre.org
References
- http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-sflow.c?r1=45324&r2=45323&pathrev=45324Patch
- 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%3Adef%3A15764
- http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-sflow.c?r1=45324&r2=45323&pathrev=45324Patch
- 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%3Adef%3A15764
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.