Privilege escalation in Keybase - CVE-2018-18629

 

Privilege escalation in Keybase - CVE-2018-18629

Published: December 21, 2018


Vulnerability identifier: #VU16648
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-18629
CWE-ID: CWE-426
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Keybase
Affected software:
Keybase

Detailed vulnerability description

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The weakness exists due to in the Keybase command-line client untrusted search path in the keybase-redirector application. A local unprivileged attacker can gain root privileges via a Trojan horse binary.

How to mitigate CVE-2018-18629

Update to version 2.8.0-20181023124437.

Sources