CVE-2019-1936 Command injection in Cisco Unified Computing System Director
Authenticated administrators can execute arbitrary root commands on Cisco UCS Director via insufficient input validation in the web interface.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-1936?
CVE-2019-1936 is a high-severity command injection vulnerability in Cisco Unified Computing System Director, published on 21 Aug 2019. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
A vulnerability in the web-based management interface of Cisco Integrated Management Controller (IMC) Supervisor, Cisco UCS Director, and Cisco UCS Director Express for Big Data could allow an authenticated, remote attacker to execute arbitrary commands on the underlying Linux shell as the root user. Exploitation of this vulnerability requires privileged access to an affected device. The vulnerability is due to insufficient validation of user-supplied input by the web-based management interface. An attacker could exploit this vulnerability by logging in to the web-based management interface with administrator privileges and then sending a malicious request to a certain part of the interface.
Weakness: CWE-20
Which versions are affected by CVE-2019-1936?
It affects 3 products.
Products include Cisco Integrated Management Controller Supervisor, Cisco Ucs Director, Cisco Ucs Director Express for Big Data.
How do I fix CVE-2019-1936?
No fix has been published for CVE-2019-1936 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2019-1936 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-1936 exists.
Public exploit code: 1 Metasploit module.
Other vulnerabilities in Cisco Unified Computing System Director
- CVE-2019-1935 Hardcoded credentials in Cisco Unified Computing System Director
- CVE-2019-1937 Auth bypass in Cisco Unified Computing System Director
- CVE-2019-1974 Auth bypass in Cisco Unified Computing System Director
- CVE-2015-6259 Path traversal in n/a
- CVE-2019-1864 Cisco Integrated Management Controller Command Injection Vulnerability
Sources
Also known as GHSA-v93p-j269-v6hr.