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CVE-2022-20699 Authentication flaw

Immediate
Remediate Within 48 Hours

CVE Information

Original CVE data

Published:
Updated:

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 v210
AV:N/AC:L/AU:N/C:C/I:C/A:C
CVSS v39.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-smb-mult-vuln-KA9PK6D
https://www.zerodayinitiative.com/advisories/ZDI-22-414/
http://packetstormsecurity.com/files/167113/Cisco-RV340-SSL-VPN-Unauthenticated-Remote-Code-Execution.html
Affected Vendors

Cisco - (4)

Basic Analysis

Common vulnerability metrics

Vulnerabilty type as detected by PRIOnengine

Authentication flaw

CVSS Scores as calculated by PRIOnengine
CVSS v29.7
AV:N/AC:L/AU:N/C:C/I:C/A:P
CVSS v39.8
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
MITRE CWE Top 25

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Exploits

Exploits are available either through exploit packs, Github repos or the world wide web in general.

Active Exploitation

Vulnerability is referenced under CISA's Known Exploited Vulnerabilities (KEV) catalog. See the KEV Catalog

Social Network Activity

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Threat Actor Activity

No sightings of the vulnerability within threat reports.

Cybersecurity Frameworks

How the vulnerability maps against various cybersecurity frameworks

T1529 - System Shutdown/Reboot
T1499.004 - Endpoint Denial of Service (Application or System Exploitation)
T1499 - Endpoint Denial of Service
T1498 - Network Denial of Service
T1203 - Exploitation for Client Execution
T1068 - Exploitation for Privilege Escalation
T1059 - Command and Scripting Interpreter

Compliance Impact

How the submited vulnerability affects compliance

PCI DSS v3.2.1-6.5.5 - Improper Error Handling
PCI DSS v3.2.1-6.5.10 - Broken Authentication & Session Management

Web Application Security Frameworks

Applicable if the issue likely affects a web application

WASC-19 - SQL Injection