VULNERABILITY INTELLIGENCE

CVE-2018-18654

CVSS score7.8 HIGH
EPSS probability0.31%
CISA KEVNot currently listed
Published2018-10-26
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

Crossroads 2.81 does not properly handle the /tmp directory during a build of xr. A local attacker can first create a world-writable subdirectory in a certain location under the /tmp directory, wait until a user process copies xr there, and then replace the entire contents of this subdirectory to include a Trojan horse xr.

Weakness classification

  • CWE-732: Incorrect Permission Assignment for Critical Resource

Primary references