CVE Database›Document archive›CVE-2021-22207

CVE-2021-22207

wireshark: MS-WSP dissector excessive memory consumption

Loading…

Severity

Low

Red Hat Product Security

7.5

CVSS 3.1

Review impact separately from score.

Published · April 21, 2021

Updated · February 25, 2026

Description

A flaw was found in wireshark. A memory leak in the MS-WSP dissector allows an attacker to crash an application which uses wireshark due to excessive memory allocation. The attacker can trigger the flaw by injecting special packets onto the wire or by convincing a victim user into opening a malformed packet trace file. The highest threat from this vulnerability is to application availability.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE-770 · Allocation of Resources Without Limits or Throttling