CVE-2019-1896 Cisco Integrated Management Controller CSR Generation Command Injection Vulnerability
Authenticated attackers can inject commands via CSR generation to gain root privileges on Cisco Integrated Management Controller devices.
- 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-2019-1896?
CVE-2019-1896 is a high-severity command injection vulnerability in Cisco Unified Computing System, 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) could allow an authenticated, remote attacker to inject arbitrary commands and obtain root privileges. The vulnerability is due to insufficient validation of user-supplied input in the Certificate Signing Request (CSR) function of the web-based management interface. An attacker could exploit this vulnerability by submitting a crafted CSR in the web-based management interface. A successful exploit could allow an attacker with administrator privileges to execute arbitrary commands on the device with full root privileges.
Weakness: CWE-78
Which versions are affected by CVE-2019-1896?
It affects 2 products.
Products include Cisco Integrated Management Controller Supervisor, Cisco Unified Computing System.
How do I fix CVE-2019-1896?
No fix has been published for CVE-2019-1896 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-2019-1896 being exploited?
There is no known exploitation of CVE-2019-1896 in the wild and no public exploit code.
Other vulnerabilities in Cisco Unified Computing System
- 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-ch4g-7fmw-mr53.