CVE-2020-28030

Public Exploit

Description

In Wireshark 3.2.0 to 3.2.7, the GQUIC dissector could crash. This was addressed in epan/dissectors/packet-gquic.c by correcting the implementation of offset advancement.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.06% Top 25%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory wireshark.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://gitlab.com/wireshark/wireshark/-/issues/16887 issue tracking exploit third party advisory
https://www.wireshark.org/security/wnpa-sec-2020-15.html vendor advisory
https://gitlab.com/wireshark/wireshark/-/commit/b287e7165e8aa89cde6ae37e7c257c5d87d16b9b third party advisory patch
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UHZSVK7PO2LTGFQXFHFXY6SOMSQ7UPRS/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V2667E6WKVE56G66BVBVD7LJPIDOJ7K3/ vendor 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-2020-28030?
CVE-2020-28030 has been scored as a high severity vulnerability.
How to fix CVE-2020-28030?
To fix CVE-2020-28030, 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-2020-28030 being actively exploited in the wild?
It is possible that CVE-2020-28030 is being exploited or will be exploited in a near future based on public information. 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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