Vulnerability Details : CVE-2021-22173
Memory leak in USB HID dissector in Wireshark 3.4.0 to 3.4.2 allows denial of service via packet injection or crafted capture file
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2021-22173
Probability of exploitation activity in the next 30 days: 0.24%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 61 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2021-22173
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Source |
---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
[email protected] |
3.7
|
LOW | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L |
2.2
|
1.4
|
[email protected] |
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
[email protected] |
CWE ids for CVE-2021-22173
-
The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.Assigned by: [email protected] (Primary)
References for CVE-2021-22173
-
https://gitlab.com/wireshark/wireshark/-/issues/17124
Exploit;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/[email protected]/message/NYXLKQJ3D632XSG6VO7M4YFDAG6GRCLY/
Mailing List;Third Party Advisory
-
https://www.oracle.com/security-alerts/cpuApr2021.html
Patch;Third Party Advisory
-
https://security.gentoo.org/glsa/202107-21
Third Party Advisory
-
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22173.json
Third Party Advisory
-
https://www.wireshark.org/security/wnpa-sec-2021-01.html
Vendor Advisory
-
https://lists.fedoraproject.org/archives/list/[email protected]/message/GND3PIQC3KZALR227V4YUMPKJBA5BZG4/
Mailing List;Third Party Advisory
Products affected by CVE-2021-22173
- cpe:2.3:o:oracle:zfs_storage_appliance:8.8:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*