CVE-2011-3484

Public Exploit

Description

The unxorFrame function in epan/dissectors/packet-opensafety.c in the OpenSafety dissector in Wireshark 1.6.x before 1.6.2 does not properly validate a certain frame size, which allows remote attackers to cause a denial of service (loop and application crash) via a malformed packet.

Category

4.3
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.44% Top 25%
Vendor Advisory mandriva.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.openwall.com/lists/oss-security/2011/09/14/10 mailing list
http://www.openwall.com/lists/oss-security/2011/09/14/9 mailing list
http://www.openwall.com/lists/oss-security/2011/09/14/5 mailing list
http://anonsvn.wireshark.org/viewvc?view=revision&revision=38213 patch
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=6138 patch exploit
http://www.mandriva.com/security/advisories?name=MDVSA-2011:138 vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15062 vdb entry signature
http://www.wireshark.org/security/wnpa-sec-2011-12.html
http://www.openwall.com/lists/oss-security/2011/09/13/1 mailing list
https://bugzilla.redhat.com/show_bug.cgi?id=737787

Frequently Asked Questions

What is the severity of CVE-2011-3484?
CVE-2011-3484 has been scored as a medium severity vulnerability.
How to fix CVE-2011-3484?
To fix CVE-2011-3484, 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-2011-3484 being actively exploited in the wild?
It is possible that CVE-2011-3484 is being exploited or will be exploited in a near future based on public information. 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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