CVE-2019-19553 Information

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.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15961 https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=34d2e0d5318d0a7e9889498c721639e5cbf4ce45 https://www.oracle.com/security-alerts/cpuapr2020.html https://www.wireshark.org/security/wnpa-sec-2019-22.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5