SB2021080513 - Multiple vulnerabilities in Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers

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Main Vulnerability Database SB2021080513

SB2021080513 - Multiple vulnerabilities in Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers

Published: August 5, 2021

Security Bulletin ID SB2021080513
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Stack-based buffer overflow (CVE-ID: CVE-2021-1609)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in the web-based management interface. A remote unauthenticated attacker can send a specially crafted HTTP request, trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


2) Stack-based buffer overflow (CVE-ID: CVE-2021-1610)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in the web-based management interface. A remote unauthenticated attacker can send a specially crafted HTTP request, trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.

References