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Rewterz Threat Advisory – Multiple Cisco Small Business routers Vulnerabilities

July 28, 2022

Severity

Medium

Analysis Summary

CVE-2022-20880

Multiple Cisco Small Business routers could allow a remote authenticated attacker to execute arbitrary commands on the system, caused by insufficient validation of user fields within incoming HTTP packets. By sending a specially-crafted request to the web-based management interface, an attacker could exploit this vulnerability to execute arbitrary commands on an affected device with root-level privileges or to cause the device to restart.

CVE-2022-20881

Multiple Cisco Small Business routers could allow a remote authenticated attacker to execute arbitrary commands on the system, caused by insufficient validation of user fields within incoming HTTP packets. By sending a specially-crafted request to the web-based management interface, an attacker could exploit this vulnerability to execute arbitrary commands on an affected device with root-level privileges or to cause the device to restart.

Impact

  • Command Execution

Indicators Of Compromise

CVE

  • CVE-2022-20880
  • CVE-2022-20881

Affected Vendors

Cisco

Affected Products

  • Cisco RV110W Wireless-N VPN Firewall
  • Cisco RV130W Wireless-N Multifunction VPN Router
  • Cisco RV215W Wireless-N VPN Router
  • Cisco RV130 VPN Router

Remediation

Refer to Cisco Security Advisory for patch, upgrade or suggested workaround information.

Cisco Security Advisory

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      • Compromise Assessment
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    • Tabletop Exercise
    • Simulated Cyber Attack Exercises
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      • Managed Penetration Testing
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