PT-2020-1392 · Cisco · Cisco Data Center Network Manager

Published 2020-01-02 · Updated 2023-02-03 · CVE-2019-15975

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Cisco Data Center Network Manager (DCNM) (affected versions not specified)

Description The issue concerns the authentication mechanisms of Cisco Data Center Network Manager (DCNM), where multiple vulnerabilities could allow an unauthenticated, remote attacker to bypass authentication and execute arbitrary actions with administrative privileges on an affected device. Specifically, the vulnerability is related to the REST API interface and the use of hard-coded registration data, which could enable a remote attacker to perform arbitrary actions on a vulnerable device.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Using Hardcoded Credentials

Weakness Enumeration

CWE-798

Related Identifiers

BDU:2020-00343

CVE-2019-15975

ZDI-20-003

Affected Products

Cisco Data Center Network Manager

References · 8

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/admin/networking/cisco_dcnm_auth_bypass.rb · Exploit
• 🔥 http://packetstormsecurity.com/files/156238/Cisco-Data-Center-Network-Manager-11.2-Remote-Code-Execution.html · Exploit
• 🔥 https://exploit-db.com/exploits/48018 · Exploit
• https://zerodayinitiative.com/advisories/ZDI-20-003 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2019-15975 · Security Note
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200102-dcnm-auth-bypass · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-15975 · Vendor Advisory
• https://bdu.fstec.ru/vul/2020-00343 · Security Note