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CVE-2022-20753

HIGHCVSS 7.2/10EPSS 1.93%

Last modified

CVE-2022-20753 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. A vulnerability in web-based management interface of Cisco Small Business RV340 and RV345 Routers could allow an authenticated, remote attacker to execute arbitrary code on an affected device. This vulnerability is due to insufficient validation of user-supplied input. EPSS estimates a 1.93% chance of exploitation in the next 30 days.

Description

A vulnerability in web-based management interface of Cisco Small Business RV340 and RV345 Routers could allow an authenticated, remote attacker to execute arbitrary code on an affected device. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending malicious input to an affected device. A successful exploit could allow the attacker to execute remote code on the affected device. To exploit this vulnerability, an attacker would need to have valid Administrator credentials on the affected device.

Metrics

CVSS 3.1
7.2/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
1.93%

77.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoRv340 Firmware< 1.0.03.27
CiscoRv340w Firmware< 1.0.03.27
CiscoRv345 Firmware< 1.0.03.27
CiscoRv345p Firmware< 1.0.03.27

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-20753?
A vulnerability in web-based management interface of Cisco Small Business RV340 and RV345 Routers could allow an authenticated, remote attacker to execute arbitrary code on an affected device. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending malicious input to an affected device. A successful exploit could allow the attacker to execute remote code on the affected device. To exploit this vulnerability, an attacker would need to have valid Administrator credentials on the affected device.
How severe is CVE-2022-20753?
CVE-2022-20753 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 1.93% probability of exploitation in the next 30 days.
How do I fix CVE-2022-20753?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-20753?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST