CVE-2013-4074
MEDIUM severity · CVSS 5 · CWE-189
5CVSS MEDIUM
Summary
The dissect_capwap_data function in epan/dissectors/packet-capwap.c in the CAPWAP dissector in Wireshark 1.6.x before 1.6.16 and 1.8.x before 1.8.8 incorrectly uses a -1 data value to represent an error condition, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)61%
AV:N/AC:L/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.
Additional information
- NVD record
- http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-capwap.c?r1=43716&r2=43715&pathrev=43716
- http://anonsvn.wireshark.org/viewvc?view=revision&revision=43716
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00194.html
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00196.html
- http://osvdb.org/show/osvdb/94091
- http://secunia.com/advisories/53762
- http://secunia.com/advisories/54425
- http://packetstormsecurity.com/files/126848/Wireshark-CAPWAP-Dissector-Denial-Of-Service.htmlExploit