CVE-2011-4100
First published: Tue Nov 01 2011(Updated: )
An uninitialized variable in the CSN.1 dissector in Wireshark 1.6.0 through 1.6.2 could cause Wireshark to crash by reading a malformed packet trace file or if someone were to inject a malformed packet onto the the wire. This is corrected in wireshark 1.6.3. References: <a href="https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=6351">https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=6351</a> <a href="http://anonsvn.wireshark.org/viewvc?view=revision&revision=39140">http://anonsvn.wireshark.org/viewvc?view=revision&revision=39140</a> External References: <a href="http://www.wireshark.org/security/wnpa-sec-2011-17.html">http://www.wireshark.org/security/wnpa-sec-2011-17.html</a>
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Wireshark Wireshark | =1.6.0 | |
| Wireshark Wireshark | =1.6.1 | |
| Wireshark Wireshark | =1.6.2 |
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Reference Links
- http://anonsvn.wireshark.org/viewvc?view=revision&revision=39140
- http://openwall.com/lists/oss-security/2011/11/01/9
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=6351
- http://www.wireshark.org/security/wnpa-sec-2011-17.html
- https://bugzilla.redhat.com/show_bug.cgi?id=750643
- http://secunia.com/advisories/46644
- http://www.securityfocus.com/bid/50479
- http://osvdb.org/76768
- https://exchange.xforce.ibmcloud.com/vulnerabilities/71090
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14833
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=750652
- http://www.openwall.com/lists/oss-security/2011/11/01/9
Frequently Asked Questions
What is the severity of CVE-2011-4100?
CVE-2011-4100 has been classified as a high severity vulnerability due to its potential to crash Wireshark with malformed packets.
How do I fix CVE-2011-4100?
To fix CVE-2011-4100, upgrade Wireshark to version 1.6.3 or later.
Which versions of Wireshark are affected by CVE-2011-4100?
Wireshark versions 1.6.0, 1.6.1, and 1.6.2 are affected by CVE-2011-4100.
What happens if I exploit CVE-2011-4100?
Exploiting CVE-2011-4100 can lead to a crash of the Wireshark application when processing malformed packet trace files.
Is CVE-2011-4100 related to network security?
Yes, CVE-2011-4100 poses a risk to network security by potentially allowing an attacker to disrupt Wireshark's functionality.
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