CVE-2018-18227

Description

In Wireshark 2.6.0 to 2.6.3 and 2.4.0 to 2.4.9, the MS-WSP protocol dissector could crash. This was addressed in epan/dissectors/packet-mswsp.c by properly handling NULL return values.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 1.95% Top 20%
Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory wireshark.org Vendor Advisory wireshark.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15119 issue tracking patch vendor advisory
https://www.wireshark.org/security/wnpa-sec-2018-47.html patch vendor advisory
http://www.securitytracker.com/id/1041909 vdb entry third party advisory
http://www.securityfocus.com/bid/105583 vdb entry third party advisory
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=d443be449a52f95df5754adc39e1f3472fec2f03
https://www.debian.org/security/2018/dsa-4359 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html vendor advisory
https://www.oracle.com/security-alerts/cpuapr2020.html

Frequently Asked Questions

What is the severity of CVE-2018-18227?
CVE-2018-18227 has been scored as a high severity vulnerability.
How to fix CVE-2018-18227?
To fix CVE-2018-18227, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-18227 being actively exploited in the wild?
It is possible that CVE-2018-18227 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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