Business Logic Errors in Cisco Firewall Threat Defense (FTD) - CVE-2023-20070
Published: November 2, 2023
Vulnerability identifier: #VU82675
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-20070
CWE-ID: CWE-840
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Cisco Firewall Threat Defense (FTD)
Cisco Firewall Threat Defense (FTD)
Software vendor:
Cisco Systems, Inc
Cisco Systems, Inc
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a logic error in how memory allocations are handled during a TLS 1.3 session. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.