CVE-2017-13764 - In Wireshark 2.4.0, the Modbus dissector could crash with a NULL pointer dereference. This was addre

CVE-2017-13764

Summary

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.

References

http://www.securityfocus.com/bid/100545
http://www.securitytracker.com/id/1039254
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13925
https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=b87ffbd12bddf64582c0a6e082b462744474de94
https://www.wireshark.org/security/wnpa-sec-2017-40.html

Vulnerable Configurations

cpe:2.3:a:wireshark:wireshark:2.4.0:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:2.4.0:*:*:*:*:*:*:*

CVSS

Base:	5.0 (as of 03-09-2017 - 01:29)
Impact:
Exploitability:

CWE

CWE-476

CAPEC

Access

Vector	Complexity	Authentication
NETWORK	LOW	NONE

Impact

Confidentiality	Integrity	Availability
NONE	NONE	PARTIAL

cvss-vector via4

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

refmap via4

bid	100545
confirm	https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13925 https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=b87ffbd12bddf64582c0a6e082b462744474de94 https://www.wireshark.org/security/wnpa-sec-2017-40.html
sectrack	1039254

Last major update

03-09-2017 - 01:29

Published

30-08-2017 - 09:29

Last modified

03-09-2017 - 01:29