CVE-2012-6056

Description

Integer overflow in the dissect_sack_chunk function in epan/dissectors/packet-sctp.c in the SCTP dissector in Wireshark 1.8.x before 1.8.4 allows remote attackers to cause a denial of service (infinite loop) via a crafted Duplicate TSN count.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.69% Top 30%
Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory wireshark.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://rhn.redhat.com/errata/RHSA-2014-0341.html vendor advisory
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7802
http://anonsvn.wireshark.org/viewvc?view=revision&revision=45355
http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-sctp.c?r1=45355&r2=45354&pathrev=45355 patch
http://lists.opensuse.org/opensuse-updates/2012-12/msg00022.html vendor advisory
http://lists.opensuse.org/opensuse-updates/2013-01/msg00042.html vendor advisory
http://www.wireshark.org/security/wnpa-sec-2012-33.html vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16139 vdb entry signature

Frequently Asked Questions

What is the severity of CVE-2012-6056?
CVE-2012-6056 has been scored as a medium severity vulnerability.
How to fix CVE-2012-6056?
To fix CVE-2012-6056, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-6056 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2012-6056 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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