Vulnerability identifier: #VU23967
Vulnerability risk: High
CVSSv3.1: 8.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-798
Exploitation vector: Network
Exploit availability: Yes
Vulnerable software:
Cisco Data Center Network Manager
Server applications /
Remote management servers, RDP, SSH
Vendor: Cisco Systems, Inc
Description
The vulnerability allows a remote attacker to gain full access to vulnerable system.
The vulnerability exists in the SOAP API endpoint within the validation of SSO tokens of SOAP packets due to a static encryption key is shared between installations. A remote unauthenticated attacker can access the affected system using the static key to craft a valid session token and perform arbitrary actions through the SOAP API with administrative privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Cisco Data Center Network Manager: All versions
External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200102-dcnm-auth-bypass
http://www.zerodayinitiative.com/advisories/ZDI-20-008/
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. However, proof of concept for this vulnerability is available.