CVE-2019-1907 Cisco Integrated Management Controller Substring Comparison Privilege Escalation Vulnerability

High 8.8 Published 21 Aug 2019 Updated 20 Nov 2024

An authenticated attacker can exploit improper substring comparison in Cisco IMC to gain administrator privileges from a read-only account.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2019-1907?

CVE-2019-1907 is a high-severity vulnerability in Cisco Unified Computing System, published on 21 Aug 2019. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability in the web server of Cisco Integrated Management Controller (IMC) could allow an authenticated, remote attacker to set sensitive configuration values and gain elevated privileges. The vulnerability is due to improper handling of substring comparison operations that are performed by the affected software. An attacker could exploit this vulnerability by sending a crafted HTTP request to the affected software. A successful exploit could allow the attacker with read-only privileges to gain administrator privileges.

Weakness: CWE-285

Which versions are affected by CVE-2019-1907?

It affects 2 products.

Products include Cisco Integrated Management Controller Supervisor, Cisco Unified Computing System.

How do I fix CVE-2019-1907?

No fix has been published for CVE-2019-1907 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-1907 being exploited?

There is no known exploitation of CVE-2019-1907 in the wild and no public exploit code.

All Cisco Unified Computing System vulnerabilities

Sources

Also known as GHSA-34x5-95ff-w3cg.