VULNERABILITY INTELLIGENCE

CVE-2018-14438

CVSS score7.5 HIGH

EPSS probability1.18%

CISA KEVNot currently listed

Published2018-07-20

Last modified2026-06-17

CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Description

In Wireshark through 2.6.2, the create_app_running_mutex function in wsutil/file_util.c calls SetSecurityDescriptorDacl to set a NULL DACL, which allows attackers to modify the access control arbitrarily.

Weakness classification

CWE-20: Improper Input Validation

Primary references

cve@mitre.org — Third Party Advisory, VDB Entry
cve@mitre.org — Issue Tracking, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Vendor Advisory