Buffer overflow in Cisco Integrated Management Controller - CVE-2019-1871

 

Buffer overflow in Cisco Integrated Management Controller - CVE-2019-1871

Published: August 22, 2019


Vulnerability identifier: #VU20365
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-1871
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco Integrated Management Controller

Detailed vulnerability description

The vulnerability allows a remote attacker to cause a denial of service (DoS) condition and execute arbitrary code on the target system.

The vulnerability exists due to improper bounds checking by the import-config process in the Import Cisco IMC configuration utility. A remote authenticated attacker can send a specially crafted packets, trigger memory corruption and execute arbitrary code on the target device.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

This vulnerability affects the following Cisco products that are running Cisco IMC Software:

  • UCS C-Series and S-Series Servers in standalone mode 
  • UCS E-Series Servers
  • 5000 Series Enterprise Network Compute System (ENCS) Platform


How to mitigate CVE-2019-1871

Install updates from vendor's website.

Sources