Security restrictions bypass in Roundcube - CVE-2017-8114

 

Security restrictions bypass in Roundcube - CVE-2017-8114

Published: July 12, 2017


Vulnerability identifier: #VU7478
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-8114
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Roundcube
Affected software:
Roundcube

Detailed vulnerability description

The vulnerability allows a remote authenticated attacker to bypass security restrictions.

The weakness exists due to improper restriction of exec call in the virtualmin and sasl drivers of the password plugin. A remote attcker can arbitrarily reset passwords, bypass security restrictions and gain elevated privileges on the system.

Successful exploitation of the vulnerability results in privilege escalation.

How to mitigate CVE-2017-8114

Update to version 1.0.11, 1.1.9 or 1.2.5.

Sources