CVE-2022-20708 KEV
10.0
CRITICAL · CVSS 3.1 · EPSS 14.9% (pctl 97)
Patch first
On CISA KEV — known exploited in the wild, due 2022-03-17.
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.
Scoring
| CVSS | 10.0 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
| EPSS | 14.86% — more likely to be exploited than 97% of all CVEs |
| Weakness | CWE-121 |
| On CISA KEV | yes — remediate by 2022-03-17 |
| Public exploit | none known |
| Published | 2022-02-10 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability |
|---|---|
| Added | 2022-03-03 |
| Due | 2022-03-17 |
| Vendor / product | Cisco / Small Business RV160, RV260, RV340, and RV345 Series Routers |
| Ransomware use | none reported |
Affected (8)
| Vendor | Product |
|---|---|
| cisco | rv340 |
| cisco | rv340 firmware |
| cisco | rv340w |
| cisco | rv340w firmware |
| cisco | rv345 |
| cisco | rv345 firmware |
| cisco | rv345p |
| cisco | rv345p firmware |
References
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-smb-mult-vuln-KA9PK6D
- https://www.zerodayinitiative.com/advisories/ZDI-22-417/
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-smb-mult-vuln-KA9PK6D
- https://www.zerodayinitiative.com/advisories/ZDI-22-417/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-20708
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