CVE-2019-19553

wireshark: CMS dissector crash (wnpa-sec-2019-22)

Loading…

Severity

Moderate

Red Hat Product Security

7.5

CVSS 3.1

Review impact separately from score.

Published · August 2, 2019

Updated · November 22, 2025

Description

In Wireshark 3.0.0 to 3.0.6 and 2.6.0 to 2.6.12, the CMS dissector could crash. This was addressed in epan/dissectors/asn1/cms/packet-cms-template.c by ensuring that an object identifier is set to NULL after a ContentInfo dissection.

Statement

This only affects version of wireshark shipped with Red Hat Enterprise Linux 8. Other products are not affected since they do not support the CMS dissector.

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-456 · Missing Initialization of a Variable