Vulnerability Monitor

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CVE-2017-13764

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.

Published

2017-08-30T09:29:00.417

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-476

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	wireshark	wireshark	2.4.0	Yes

References

http://www.securityfocus.com/bid/100545 ([email protected])
http://www.securitytracker.com/id/1039254 ([email protected])
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13925 Issue Tracking, Patch, Vendor Advisory ([email protected])
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=b87ffbd12bddf64582c0a6e082b462744474de94 ([email protected])
https://www.wireshark.org/security/wnpa-sec-2017-40.html Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/100545 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1039254 (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13925 Issue Tracking, Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=b87ffbd12bddf64582c0a6e082b462744474de94 (af854a3a-2127-422b-91ae-364da2661108)
https://www.wireshark.org/security/wnpa-sec-2017-40.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)