Vulnerability · Published Feb 10, 2022 · Assigned by cisco
CVE-2022-20707Cisco Small Business RV Series Routers Vulnerabilities
Critical 10.0
In plain English
A critical-severity stack buffer overflow in Cisco Small Business RV Series Router Firmware from Cisco. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 75.3% (higher than 99.5% of all known vulnerabilities). Ready-made attack tooling exists: Metasploit.
Official description
Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do any of the following: Execute arbitrary code Elevate privileges Execute arbitrary commands Bypass authentication and authorization protections Fetch and run unsigned software Cause denial of service (DoS) For more information about these vulnerabilities, see the Details section of this advisory.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Cisco Small Business RV Series Router Firmware | n/a |
Weakness: CWE-121 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
References
- 20220203 Cisco Small Business RV Series Routers Vulnerabilities vendor-advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-411/
- https://www.zerodayinitiative.com/advisories/ZDI-22-409/
- https://www.zerodayinitiative.com/advisories/ZDI-22-419/
- http://packetstormsecurity.com/files/170988/Cisco-RV-Series-Authentication-Bypass-Command-Injection.html