#VU56099 Resource management error in UCS 6400 Series Fabric Interconnects - CVE-2021-1592
Published: August 25, 2021
Vulnerability identifier: #VU56099
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-1592
CWE-ID: CWE-399
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
UCS 6400 Series Fabric Interconnects
UCS 6400 Series Fabric Interconnects
Software vendor:
Cisco Systems, Inc
Cisco Systems, Inc
Description
The vulnerability allows a remote user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper management of internal resources for established SSH sessions. A remote user can open a significant number of SSH sessions on an affected device and perform a denial of service attack.
Remediation
Install updates from vendor's website.