CVE-2021-34782 Cisco DNA Center Information Disclosure Vulnerability

What is CVE-2021-34782?

CVE-2021-34782 is a medium-severity vulnerability in Cisco Digital Network Architecture Center (DNA Center), published on 6 Oct 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability in the API endpoints for Cisco DNA Center could allow an authenticated, remote attacker to gain access to sensitive information that should be restricted. The attacker must have valid device credentials. This vulnerability is due to improper access controls on API endpoints. An attacker could exploit the vulnerability by sending a specific API request to an affected application. A successful exploit could allow the attacker to obtain sensitive information about other users who are configured with higher privileges on the application.

Weakness: CWE-202

Which versions are affected by CVE-2021-34782?

It affects 1 product.

Products include Cisco Catalyst Center.

How do I fix CVE-2021-34782?

No fix has been published for CVE-2021-34782 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-34782 being exploited?

There is no known exploitation of CVE-2021-34782 in the wild and no public exploit code.

Other vulnerabilities in Cisco Digital Network Architecture Center (DNA Center)

• CVE-2021-1264 Cisco DNA Center Command Runner Command Injection Vulnerability Critical 9.6
• CVE-2023-20055 Cisco DNA Center Privilege Escalation Vulnerability High 8.0
• CVE-2021-1265 Cisco DNA Center Information Disclosure Vulnerability High 7.7
• CVE-2026-20191 Cisco Catalyst Center Arbitrary File Read Vulnerability High 7.5
• CVE-2024-20350 Cisco Catalyst Center Static SSH Host Key Vulnerability High 7.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-5g3w-62hr-p464.