CVE-2020-3358

Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers SSL Denial of Service Vulnerability

Description

A vulnerability in the Secure Sockets Layer (SSL) VPN feature for Cisco Small Business RV VPN Routers could allow an unauthenticated, remote attacker to cause the device to unexpectedly restart, causing a denial of service (DoS) condition. The vulnerability is due to a lack of proper input validation of HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request over an SSL connection to the targeted device. A successful exploit could allow the attacker to cause a reload, resulting in a DoS condition.

Category

8.6
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.20%
Vendor Advisory cisco.com
Affected: Cisco Cisco Small Business RV Series Router Firmware
Published at:
Updated at:

References

Link Tags
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sb-dos-ZN5GvNH7 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-3358?
CVE-2020-3358 has been scored as a high severity vulnerability.
How to fix CVE-2020-3358?
To fix CVE-2020-3358, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-3358 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-3358 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-3358?
CVE-2020-3358 affects Cisco Cisco Small Business RV Series Router Firmware.
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