Auth bypass in Cisco Policy Suite
CVE-2017-6781
A vulnerability in the management of shell user accounts for Cisco Policy Suite (CPS) Software for CPS appliances could allow an authenticated, local attacker to gain elevated privileges on an affected system. The affected privilege level is not at the root level. The vulnerability is due to incorrect role-based access control (RBAC) for shell user accounts. An attacker could exploit this vulnerability by authenticating to an affected appliance and providing crafted user input via the CLI. A successful exploit could allow the attacker to acquire a higher privilege level than should have been granted. To exploit this vulnerability, the attacker must log in to the appliance with valid credentials. Cisco Bug IDs: CSCve37724. Known Affected Releases: 9.0.0, 9.1.0, 10.0.0, 11.0.0, 12.0.0.
Vulnerability class: Broken Authentication
EPSS: 0.003 (17.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Cisco Policy_suite — versions 9.0.0, 9.1.0, 10.0.0
- Cisco Systems, Inc. Policy Suite — versions 12.0.0, 10.0.0, 11.0.0
Weakness classification (CWE)
References
- psirt@cisco.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2017-6781?
- CVE-2017-6781 is a medium-severity vulnerability in Cisco Policy Suite, classified under Improper Authentication. CVSS score: 5.3/10. Published 2017-08-17.
- How severe is CVE-2017-6781?
- Medium severity. CVSS v3 base score is 5.3 out of 10.