Vulnerability identifier: #VU98033
Vulnerability risk: Low
CVSSv3.1: 5.8 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-77
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Expressway Series
Server applications /
Conferencing, Collaboration and VoIP solutions
Vendor: Cisco Systems, Inc
Description
The vulnerability allows a local user to execute arbitrary commands on the target system.
The vulnerability exists due to improper input validation in the restricted shell. A local administrator can pass specially crafted data to the application and execute arbitrary commands on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Expressway Series: 14.0 - 15.0
External links
http://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-expw-escalation-3bkz77bD
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.