Vulnerability identifier: #VU13859
Vulnerability risk: High
CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-78
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Cisco 8800 Series IP Phones
Hardware solutions /
Office equipment, IP-phones, print servers
Cisco 7800 Series IP Phones
Hardware solutions /
Office equipment, IP-phones, print servers
Cisco 6800 Series IP Phones
Hardware solutions /
Office equipment, IP-phones, print servers
Vendor: Cisco Systems, Inc
Description
The vulnerability allows a remote authenticated attacker to execute arbitrary OS commands on the target system.
The vulnerability exists in the web-based UI due to insufficient input validation. A remote attacker can include arbitrary shell commands in a specific user input field and execute arbitrary shell commands with elevated privileges.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Cisco 8800 Series IP Phones: All versions
Cisco 7800 Series IP Phones: All versions
Cisco 6800 Series IP Phones: All versions
External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180711-phone-webui-...
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.