CVE-2021-22191

Description

Improper URL handling in Wireshark 3.4.0 to 3.4.3 and 3.2.0 to 3.2.11 could allow remote code execution via via packet injection or crafted capture file.

Category

6.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.40%
Vendor Advisory gentoo.org Vendor Advisory wireshark.org
Affected: The Wireshark Foundation Wireshark
Published at:
Updated at:

References

Link Tags
https://www.wireshark.org/security/wnpa-sec-2021-03.html vendor advisory
https://gitlab.com/wireshark/wireshark/-/issues/17232 third party advisory issue tracking
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22191.json third party advisory
https://www.oracle.com/security-alerts/cpuApr2021.html third party advisory patch
https://security.gentoo.org/glsa/202107-21 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2022/03/msg00041.html third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2021-22191?
CVE-2021-22191 has been scored as a medium severity vulnerability.
How to fix CVE-2021-22191?
To fix CVE-2021-22191, 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-2021-22191 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-22191 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.
What software or system is affected by CVE-2021-22191?
CVE-2021-22191 affects The Wireshark Foundation Wireshark.
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