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Status published
Medium
CVE-2021-22191
Improper URL handling in Wireshark 3.4.0 to 3.4.3 and 3.2.0...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Lukas Euler
References
- https://www.wireshark.org/security/wnpa-sec-2021-03.html
- https://gitlab.com/wireshark/wireshark/-/issues/17232
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22191.json
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://security.gentoo.org/glsa/202107-21
- https://lists.debian.org/debian-lts-announce/2022/03/msg00041.html
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Affected Vendor
The Wireshark Foundation
View all reports →Affected Software
Wireshark
Vulnerable Versions:
>=3.4.0, <3.4.4, >=3.2.0, <3.2.12
Timeline
Official Publish:
March 15th, 2021
Last Modified:
August 3rd, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.