CISA KEV · Known exploitedHigh

CVE-2022-20708

Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers

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.

CVSS: 8
EPSS: 14.9%
CISA KEV: Listed
Published: 2022.02.11

PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV

Exploit probability14.9%

Technical severityCVSS 8

Vulnerability overview

Affected product and versions

Product: Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers
Affected versions: <= 1.0.03.24
Fixed versions: No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

CISA required action

Apply updates per vendor instructions.

Due date: 2022.03.17

1
Identify
Confirm that Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE: CWE-121, CWE-78
KEV added: 2022.03.03
Ransomware use: 미확인