Denial of Service Vulnerability in Wireshark CAPWAP Dissector

CVE-2013-4074 · MEDIUM Severity

AV:N/AC:L/AU:N/C:N/I:N/A:P

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.

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