CVE-2019-16319

Description

In Wireshark 3.0.0 to 3.0.3 and 2.6.0 to 2.6.10, the Gryphon dissector could go into an infinite loop. This was addressed in plugins/epan/gryphon/packet-gryphon.c by checking for a message length of zero.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.40%
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://www.wireshark.org/security/wnpa-sec-2019-21.html vendor advisory
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16020 vendor advisory issue tracking
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=02ddd49885c6a09e936a76aceb726ed06539704a
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html vendor advisory mailing list third party advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2019-16319?
CVE-2019-16319 has been scored as a high severity vulnerability.
How to fix CVE-2019-16319?
To fix CVE-2019-16319, 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-2019-16319 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-16319 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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