CVE-2021-1255 Cisco Data Center Network Manager REST API Vulnerabilities
Authenticated attackers can view, modify, and delete data in Cisco DCNM due to missing authorization checks in the REST API.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-1255?
CVE-2021-1255 is a medium-severity missing authorization vulnerability in Cisco Data Center Network Manager, published on 20 Jan 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Multiple vulnerabilities in the REST API endpoint of Cisco Data Center Network Manager (DCNM) could allow an authenticated, remote attacker to view, modify, and delete data without proper authorization. For more information about these vulnerabilities, see the Details section of this advisory.
Weakness: CWE-184
Which versions are affected by CVE-2021-1255?
It affects 1 product.
Products include Cisco Data Center Network Manager.
How do I fix CVE-2021-1255?
No fix has been published for CVE-2021-1255 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2021-1255 being exploited?
There is no known exploitation of CVE-2021-1255 in the wild and no public exploit code.
Other vulnerabilities in Cisco Data Center Network Manager
- CVE-2020-3382 Cisco Data Center Network Manager Authentication Bypass Vulnerability
- CVE-2019-15975 Cisco Data Center Network Manager Authentication Bypass Vulnerabilities
- CVE-2019-15976 Cisco Data Center Network Manager Authentication Bypass Vulnerabilities
- CVE-2019-15977 Cisco Data Center Network Manager Authentication Bypass Vulnerabilities
- CVE-2019-1619 Cisco Data Center Network Manager Authentication Bypass Vulnerability
Sources
Also known as GHSA-j94m-42w6-vqp7.