Stack-based buffer overflow in Cisco Systems, Inc products - CVE-2021-1320
Published: February 4, 2021
Vulnerability identifier: #VU50334
CSH Severity: Low
CVSSv4.0: 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:Clear
CVE-ID: CVE-2021-1320
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Cisco RV016 Multi-WAN VPN Router
Cisco RV042 Dual WAN VPN Router
Cisco RV042G Dual Gigabit WAN VPN Router
Cisco RV082 Dual WAN VPN Router
Small Business RV320 Dual Gigabit WAN VPN Router
Small Business RV325 Dual Gigabit WAN VPN Router
Cisco RV016 Multi-WAN VPN Router
Cisco RV042 Dual WAN VPN Router
Cisco RV042G Dual Gigabit WAN VPN Router
Cisco RV082 Dual WAN VPN Router
Small Business RV320 Dual Gigabit WAN VPN Router
Small Business RV325 Dual Gigabit WAN VPN Router
Software vendor:
Cisco Systems, Inc
Cisco Systems, Inc
Description
The vulnerability allows a remote user to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in the web-based management interface. A remote administrator can send specially crafted HTTP requests, trigger stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install updates from vendor's website.