TI-2021-00976 Aliases CVE-2021-1249 GHSA-54qq-22j6-jqvg

Cisco Data Center Network Manager Vulnerabilities

LOW 30CWE-20Published 2021-01-20 · Updated 2024-11-12

Key facts

Attack vector: Network
Privileges required: Low
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · Low
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

Multiple vulnerabilities in the web-based management interface of Cisco Data Center Network Manager (DCNM) could allow a remote attacker with network-operator privileges to conduct a cross-site scripting (XSS) attack or a reflected file download (RFD) attack against a user of the interface. For more information about these vulnerabilities, see the Details section of this advisory.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00622 50th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Cisco	Cisco Data Center Network Manager	all versions	—	No fix listed	CNA

Cisco Data Center Network Manager VendorCisco Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:cisco:data_center_network_manager::::::::	before 11.5\(1\)	Vulnerable	Cisco

cpe:2.3:a:cisco:data_center_network_manager:*:*:*:*:*:*:*:* Versions before 11.5\(1\) Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

Advisory · 2021-01-20
Cisco Data Center Network Manager — 20210120 Cisco Data Center Network Manager Vulnerabilities
4 records Highest priority Priority LOW 4 LOW
Other records, highest priority first
- TI-2021-01013 Cisco Data Center Network Manager VulnerabilitiesPriority LOW 31
- TI-2021-00980 Cisco Data Center Network Manager VulnerabilitiesPriority LOW 30
- TI-2021-00977 Cisco Data Center Network Manager VulnerabilitiesPriority LOW 30
Show all 4 records → Advisory →

Timeline

2026-10-02 Threatist record created from CVE-2021-1249
2026-10-03 Alias added: GHSA-54qq-22j6-jqvg
2026-11-07 EPSS moved to the 50th–90th percentile

References

Advisory 1

20210120 Cisco Data Center Network Manager Vulnerabilities

TI-2021-19919 Apache Log4j2 JNDI features do not protect against attacker controlled LDAP and other JNDI related endpoints KEVCVSS 3.1CRITICAL 10.0
TI-2019-12015 Cisco Data Center Network Manager Authentication Bypass Vulnerabilities CVSS 3.1CRITICAL 9.8
TI-2019-12016 Cisco Data Center Network Manager Authentication Bypass Vulnerabilities CVSS 3.1CRITICAL 9.8
TI-2023-23979 The HTTP/2 protocol allows a denial of service (server resource consumption) because… KEVCVSS 3.1HIGH 7.5
TI-2019-01247 Cisco Data Center Network Manager Arbitrary File Upload and Remote Code Execution Vulnerability CVSS 3.1CRITICAL 9.8
TI-2019-01246 Cisco Data Center Network Manager Authentication Bypass Vulnerability CVSS 3.1CRITICAL 9.8

See all 67 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences