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CVE-2022-20708: Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability
Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers · in CISA KEV since 2022-03-03
2022-03-03added to KEV
2022-03-17federal remediation due date
14.86%EPSS exploit probability (30 days) 96.5th percentile
8 HIGHCVSS 3.1
Unknownknown ransomware use
21days from NVD publication to KEV
What it is
A vulnerability 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, or cause a denial of service (DoS).
Required action (CISA)
Apply updates per vendor instructions.
| CWE | CWE-121 |
|---|---|
| CVSS vector | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD published | 2022-02-10 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2022-20708.json · all KEV CVEs
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Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.
Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.