What is the severity of CVE-2017-13764?

CVE-2017-13764 has been classified as a high severity vulnerability due to the potential for application crashes.

How does CVE-2017-13764 affect Wireshark?

CVE-2017-13764 affects Wireshark version 2.4.0, allowing a NULL pointer dereference in the Modbus dissector.

How do I fix CVE-2017-13764?

To fix CVE-2017-13764, users should upgrade to the latest version of Wireshark that addresses this vulnerability.

What version of Wireshark is vulnerable to CVE-2017-13764?

Wireshark version 2.4.0 is vulnerable to CVE-2017-13764.

What type of vulnerability is CVE-2017-13764?

CVE-2017-13764 is a NULL pointer dereference vulnerability found in the Modbus dissector of Wireshark.

Vulnerability/
CVE-2017-13764

high

7.5

CWE

476

30/8/2017

5/8/2024

CVE-2017-13764: Null Pointer Dereference

First published: Wed Aug 30 2017(Updated: )

In Wireshark 2.4.0, the Modbus dissector could crash with a NULL pointer dereference. This was addressed in epan/dissectors/packet-mbtcp.c by adding length validation.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Wireshark Wireshark	=2.4.0

Remedy

https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13925

Remedy

https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=b87ffbd12bddf64582c0a6e082b462744474de94

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is the severity of CVE-2017-13764?
CVE-2017-13764 has been classified as a high severity vulnerability due to the potential for application crashes.
How does CVE-2017-13764 affect Wireshark?
CVE-2017-13764 affects Wireshark version 2.4.0, allowing a NULL pointer dereference in the Modbus dissector.
How do I fix CVE-2017-13764?
To fix CVE-2017-13764, users should upgrade to the latest version of Wireshark that addresses this vulnerability.
What version of Wireshark is vulnerable to CVE-2017-13764?
Wireshark version 2.4.0 is vulnerable to CVE-2017-13764.
What type of vulnerability is CVE-2017-13764?
CVE-2017-13764 is a NULL pointer dereference vulnerability found in the Modbus dissector of Wireshark.

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collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/author
agent/severity
agent/weakness
agent/references
agent/first-publish-date
agent/tags
agent/description
agent/event
agent/source
vendor/wireshark
canonical/wireshark wireshark
version/wireshark wireshark/2.4.0

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Frequently Asked Questions

What is the severity of CVE-2017-13764?
CVE-2017-13764 has been classified as a high severity vulnerability due to the potential for application crashes.
How does CVE-2017-13764 affect Wireshark?
CVE-2017-13764 affects Wireshark version 2.4.0, allowing a NULL pointer dereference in the Modbus dissector.
How do I fix CVE-2017-13764?
To fix CVE-2017-13764, users should upgrade to the latest version of Wireshark that addresses this vulnerability.
What version of Wireshark is vulnerable to CVE-2017-13764?
Wireshark version 2.4.0 is vulnerable to CVE-2017-13764.
What type of vulnerability is CVE-2017-13764?
CVE-2017-13764 is a NULL pointer dereference vulnerability found in the Modbus dissector of Wireshark.