PT-2021-2202 · Cisco · Cisco Data Center Network Manager

Published 2021-01-20 · Updated 2021-01-27 · CVE-2021-1135

Positive Technologies (AI Summary)

CVSS v3.1

4.6

Medium

Base vector

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

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

Description: The issue is related to the implementation of the REST API interface in the Cisco Data Center Network Manager system, which is associated with the use of an incomplete blacklist. This could allow a remote attacker to modify device configurations. Multiple vulnerabilities in the REST API endpoint could allow an authenticated, remote attacker to view, modify, and delete data without proper authorization.

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

Incomplete List of Disallowed Inputs

Weakness Enumeration

CWE-184

Related Identifiers

BDU:2021-01111

CVE-2021-1135

Affected Products

Cisco Data Center Network Manager

References · 6

• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-api-path-TpTApx2p · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1135 · Security Note
• https://bdu.fstec.ru/vul/2021-01111 · Security Note
• https://osv.dev/vulnerability/CVE-2021-1135 · Vendor Advisory
• https://t.me/cvenotify/8998 · Telegram Post
• https://t.me/cibsecurity/22472 · Telegram Post