Privilege escalation in Cisco ASR 5000 Series - CVE-2017-6775
Published: August 16, 2017 / Updated: August 17, 2017
Vulnerability identifier: #VU7964
CSH Severity: Low
CVSS v4: 8.5 [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]
CVE-ID: CVE-2017-6775
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local attacker to gain elevated privileges on the target system.
The weakness exists in the CLI of Cisco ASR 5000 Series Aggregated Services Routers running the Cisco StarOS operating system due to incorrect permissions. A local attacker can log in to the shell of an affected device, modify environment variables and gain admin-level privileges.
Successful exploitation of the vulnerability results in full control over the affected device.
The weakness exists in the CLI of Cisco ASR 5000 Series Aggregated Services Routers running the Cisco StarOS operating system due to incorrect permissions. A local attacker can log in to the shell of an affected device, modify environment variables and gain admin-level privileges.
Successful exploitation of the vulnerability results in full control over the affected device.
Affected software
Cisco ASR 5000 Series
How to mitigate CVE-2017-6775
The vulnerability is addressed in the following versions: 21.3.A0.66804.