SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2022-20841

Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an unauthenticated, remote attacker to execute arbitrary code or cause a denial of service (DoS) condition on an affected device.

CRITICAL 9.0EPSS 3.33%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (3.33%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an unauthenticated, remote attacker to execute arbitrary code or cause a denial of service (DoS) condition on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

CVSS 3.1
9.0 CRITICALCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS
3.33% probability · 89th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-120, CWE-20
Affected
cisco/rv160 firmware · cisco/rv160w firmware · cisco/rv260 firmware · cisco/rv260p firmware · cisco/rv260w firmware · cisco/rv340 firmware · cisco/rv340w firmware · cisco/rv345 firmware · cisco/rv345p firmware
Source
psirt@cisco.com
EPSS trend
0%3%5%26 October 2026: 3.33%26 October 202626 October 2026

EPSS 3.3% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.