CVE-2011-4100
MEDIUM severity · CVSS 4.3 · CWE-399
4.3CVSS MEDIUM
Summary
The csnStreamDissector function in epan/dissectors/packet-csn1.c in the CSN.1 dissector in Wireshark 1.6.x before 1.6.3 does not initialize a certain variable, which allows remote attackers to cause a denial of service (application crash) via a malformed packet.
Impact & exploitability
Attack vectorNetwork
Attack complexity—
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)2%
AV:N/AC:M/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?view=revision&revision=39140 ↗
Additional information
- NVD record
- http://anonsvn.wireshark.org/viewvc?view=revision&revision=39140Patch
- http://openwall.com/lists/oss-security/2011/11/01/9Patch
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=6351Patch
- https://bugzilla.redhat.com/show_bug.cgi?id=750643Patch
- http://osvdb.org/76768
- http://secunia.com/advisories/46644
- http://www.securityfocus.com/bid/50479
- http://www.wireshark.org/security/wnpa-sec-2011-17.html