Path traversal in Cisco Systems, Inc products - CVE-2021-1297
Published: February 4, 2021
Vulnerability identifier: #VU50326
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-1297
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error in the web-based management interface. A remote attacker can use the web-based management interface to upload a file to location on an affected device and overwrite files on the target device.
Affected software
Cisco Small Business RV160 Series VPN Router
Cisco Small Business RV160W Wireless-AC VPN Router
Cisco Small Business RV260 VPN Router
Cisco Small Business RV260P VPN Router with POE
Cisco Small Business RV260W Wireless-AC VPN Router
Cisco Small Business RV160W Wireless-AC VPN Router
Cisco Small Business RV260 VPN Router
Cisco Small Business RV260P VPN Router with POE
Cisco Small Business RV260W Wireless-AC VPN Router
How to mitigate CVE-2021-1297
Install updates from vendor's website.
Cisco Small Business RV160 Series VPN Router - update to 1.0.01.02
Cisco Small Business RV160W Wireless-AC VPN Router - update to 1.0.01.02
Cisco Small Business RV260 VPN Router - update to 1.0.01.02
Cisco Small Business RV260P VPN Router with POE - update to 1.0.01.02
Cisco Small Business RV260W Wireless-AC VPN Router - update to 1.0.01.02
Cisco Small Business RV160W Wireless-AC VPN Router - update to 1.0.01.02
Cisco Small Business RV260 VPN Router - update to 1.0.01.02
Cisco Small Business RV260P VPN Router with POE - update to 1.0.01.02
Cisco Small Business RV260W Wireless-AC VPN Router - update to 1.0.01.02