CVE-2018-7320

Description

In Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, the SIGCOMP protocol dissector could crash. This was addressed in epan/dissectors/packet-sigcomp.c by validating operand offsets.

7.5

CVSS

Severity: High

CVSS 3.0 •

CVSS 2.0 •

EPSS 0.70% Top 30%

Vendor Advisory debian.org Vendor Advisory wireshark.org Vendor Advisory wireshark.org

Affected: n/a n/a

References

Link	Tags
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14398	issue tracking vendor advisory
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=015e3399390b8b5cfbfcfcda30589983ab6cc129
https://www.debian.org/security/2018/dsa-4217	third party advisory vendor advisory
http://www.securityfocus.com/bid/103160	vdb entry third party advisory
https://www.wireshark.org/security/wnpa-sec-2018-10.html	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-7320?: CVE-2018-7320 has been scored as a high severity vulnerability.
How to fix CVE-2018-7320?: To fix CVE-2018-7320, 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-2018-7320 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2018-7320 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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