Cisco DNA Center Information Disclosure Vulnerability
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure, Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-200 and CWE-287.
Summary
A vulnerability in Cisco DNA Center software could allow an unauthenticated remote attacker access to sensitive information on an affected system. The vulnerability is due to improper handling of authentication tokens by the affected software. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker access to sensitive device information, which includes configuration files.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-3411
- 2026-10-03 Alias added: GHSA-qx4x-mchj-p2fq
References
More Cisco Catalyst Center vulnerabilities
- TI-2021-00991 Cisco DNA Center Command Runner Command Injection Vulnerability CVSS 3.1CRITICAL 9.6
- TI-2019-01464 Cisco DNA Center Unintended Proxy Via SWIM Import Interface Vulnerability CVSS 3.0HIGH 8.1
- TI-2023-06763 Cisco DNA Center Privilege Escalation Vulnerability CVSS 3.1HIGH 8.8
- TI-2021-01030 Cisco DNA Center Privilege Escalation Vulnerability CVSS 3.1HIGH 8.8
- TI-2026-16396 Cisco Catalyst Center Arbitrary File Read Vulnerability CVSS 3.1HIGH 7.5
- TI-2025-14644 Cisco DNA Center API Command Injection Vulnerability CVSS 3.1HIGH 8.8
Sources
- CVE-2020-3411 · CVE Program
- CVE-2020-3411 · NVD
- FIRST EPSS
- GHSA-qx4x-mchj-p2fq · GitHub Advisory Database · CC BY 4.0
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