Buffer overflow in Small Business SPA300 and Cisco Small Business SPA500 Series IP Phones - CVE-2024-20451

 

Buffer overflow in Small Business SPA300 and Cisco Small Business SPA500 Series IP Phones - CVE-2024-20451

Published: August 8, 2024


Vulnerability identifier: #VU95556
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2024-20451
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Small Business SPA300
Cisco Small Business SPA500 Series IP Phones

Detailed vulnerability description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in the web-based management interface. A remote attacker can trigger memory corruption and cause a denial of service condition on the target system.


How to mitigate CVE-2024-20451

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Sources