CVE-2022-20711

CRITICAL

Cisco RV340, RV340W, RV345, RV345P Firmware < 1.0.03.24 - Stack-based Buffer Overflow

Title source: llm
STIX 2.1

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 (2)

Core 2
Core References
Third Party Advisory, VDB Entry x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-22-416/

Scores

CVSS v3 10.0
EPSS 0.0236
EPSS Percentile 85.1%
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 none
Automatable yes
Technical Impact total

Details

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
Tracked Since Feb 18, 2026