CVE-2022-20701
CRITICAL KEVCisco RV340, RV340W, RV345, RV345P Firmware < 1.0.03.24 - Stack-based Buffer Overflow
Title source: llmExploitation Summary
CVE-2022-20701 is actively exploited and listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added March 3, 2022.
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.
References (3)
Core 3
Core References
Vendor Advisory vendor-advisory
x_refsource_cisco
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-smb-mult-vuln-KA9PK6D
Third Party Advisory, VDB Entry x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-22-412/
US Government Resource
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-20701
Scores
CVSS v3
10.0
EPSS
0.0608
EPSS Percentile
91.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
active
Automatable
yes
Technical Impact
total
Details
CISA KEV
2022-03-03
VulnCheck KEV
2022-03-03
InTheWild.io
2022-03-03
ENISA EUVD
EUVD-2022-25951
CWE
CWE-121
CWE-787
Status
published
Products (4)
cisco/rv340_firmware
< 1.0.03.24
cisco/rv340w_firmware
< 1.0.03.24
cisco/rv345_firmware
< 1.0.03.24
cisco/rv345p_firmware
< 1.0.03.24
Published
Feb 10, 2022
KEV Added
Mar 03, 2022
Tracked Since
Feb 18, 2026