Null pointer dereference in Wireshark - CVE-2017-17997
Published: April 2, 2018 / Updated: April 2, 2018
Vulnerability identifier: #VU11466
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-17997
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Wireshark.org
Affected software:
Wireshark
Wireshark
Detailed vulnerability description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness exists in epan/dissectors/packet-mrdisc.c due to the MRDISC dissector misuses a NULL pointer and crashes. A remote attacker can trigger NULL pointer dereference and cause the service to crash.
The weakness exists in epan/dissectors/packet-mrdisc.c due to the MRDISC dissector misuses a NULL pointer and crashes. A remote attacker can trigger NULL pointer dereference and cause the service to crash.
How to mitigate CVE-2017-17997
Update to 2.2.12.