CVE-2013-3562
MEDIUM severity · CVSS 5 · CWE-189
5CVSS MEDIUM
Summary
Multiple integer signedness errors in the tvb_unmasked function in epan/dissectors/packet-websocket.c in the Websocket dissector in Wireshark 1.8.x before 1.8.7 allow remote attackers to cause a denial of service (application crash) via a malformed packet.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)3%
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.
Official patch: http://anonsvn.wireshark.org/viewvc/trunk-1.8/epan/dissectors/packet-websocket.c?r1=48419&r2=48418&pathrev=48419 ↗
Additional information
- NVD record
- http://anonsvn.wireshark.org/viewvc/trunk-1.8/epan/dissectors/packet-websocket.c?r1=48419&r2=48418&pathrev=48419Patch
- http://anonsvn.wireshark.org/viewvc?view=revision&revision=48419Patch
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00194.html
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00196.html
- http://secunia.com/advisories/53425
- http://secunia.com/advisories/54425
- http://www.debian.org/security/2013/dsa-2700
- http://www.gentoo.org/security/en/glsa/glsa-201308-05.xml