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CVE-2024-20522

MEDIUMCVSS 6.8/10EPSS 0.47%

Last modified

CVE-2024-20522 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. A vulnerability in the web-based management interface of Cisco Small Business RV042, RV042G, RV320, and RV325 Routers could allow an authenticated, Administrator-level, remote attacker to cause an unexpected reload of an affected device, resulting in a denial of service (DoS) condition. To exploit this vulnerability, an attacker would need to have valid Administrator credentials on the affected device.   This vulnerability is due to improper validation of user input that is in incoming HTTP packets. EPSS estimates a 0.47% chance of exploitation in the next 30 days.

Description

A vulnerability in the web-based management interface of Cisco Small Business RV042, RV042G, RV320, and RV325 Routers could allow an authenticated, Administrator-level, remote attacker to cause an unexpected reload of an affected device, resulting in a denial of service (DoS) condition. To exploit this vulnerability, an attacker would need to have valid Administrator credentials on the affected device.   This vulnerability is due to improper validation of user input that is in incoming HTTP packets. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web-based management interface of the affected device. A successful exploit could allow the attacker to cause an unexpected reload of the device, resulting in a DoS condition.

Metrics

CVSS 3.1
6.8/10

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

EPSS Probability
0.47%

37.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoRv042 Firmware1.0.1.17
CiscoRv042 Firmware1.0.2.03
CiscoRv042 Firmware1.1.0.09
CiscoRv042 Firmware1.1.1.06
CiscoRv042 Firmware1.1.1.19
CiscoRv042 Firmware1.2.1.13
CiscoRv042 Firmware1.2.1.14
CiscoRv042 Firmware1.3.1.10
CiscoRv042 Firmware1.3.1.12
CiscoRv042 Firmware1.3.2.02
CiscoRv042 Firmware1.3.12.6-tm
CiscoRv042 Firmware1.3.12.19-tm
CiscoRv042 Firmware1.3.13.02-tm
CiscoRv042 Firmware1.4.2.15
CiscoRv042 Firmware1.4.2.17
CiscoRv042 Firmware1.4.2.19
CiscoRv042 Firmware1.4.2.20
CiscoRv042 Firmware1.4.2.22
CiscoRv042 Firmware1.5.1.05
CiscoRv042 Firmware1.5.1.11
CiscoRv042 Firmware1.5.1.13
CiscoRv042 Firmware3.0.0.1-tm
CiscoRv042 Firmware3.0.0.19-tm
CiscoRv042 Firmware3.0.2.01-tm
CiscoRv042 Firmware4.0.0.7
CiscoRv042 Firmware4.0.2.08-tm
CiscoRv042 Firmware4.0.3.03-tm
CiscoRv042 Firmware4.0.4.02-tm
CiscoRv042 Firmware4.1.0.02-tm
CiscoRv042 Firmware4.1.1.01
CiscoRv042 Firmware4.2.1.02
CiscoRv042 Firmware4.2.2.08
CiscoRv042 Firmware4.2.3.03
CiscoRv042 Firmware4.2.3.06
CiscoRv042 Firmware4.2.3.07
CiscoRv042 Firmware4.2.3.08
CiscoRv042 Firmware4.2.3.09
CiscoRv042 Firmware4.2.3.10
CiscoRv042 Firmware4.2.3.14
CiscoRv042g Firmware1.0.1.17
CiscoRv042g Firmware1.0.2.03
CiscoRv042g Firmware1.1.0.09
CiscoRv042g Firmware1.1.1.06
CiscoRv042g Firmware1.1.1.19
CiscoRv042g Firmware1.2.1.13
CiscoRv042g Firmware1.2.1.14
CiscoRv042g Firmware1.3.1.10
CiscoRv042g Firmware1.3.1.12
CiscoRv042g Firmware1.3.2.02
CiscoRv042g Firmware1.3.12.6-tm

Showing 50 of 156 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2024-20522?
A vulnerability in the web-based management interface of Cisco Small Business RV042, RV042G, RV320, and RV325 Routers could allow an authenticated, Administrator-level, remote attacker to cause an unexpected reload of an affected device, resulting in a denial of service (DoS) condition. To exploit this vulnerability, an attacker would need to have valid Administrator credentials on the affected device.   This vulnerability is due to improper validation of user input that is in incoming HTTP packets. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web-based management interface of the affected device. A successful exploit could allow the attacker to cause an unexpected reload of the device, resulting in a DoS condition.
How severe is CVE-2024-20522?
CVE-2024-20522 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.47% probability of exploitation in the next 30 days.
How do I fix CVE-2024-20522?
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-2024-20522?

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

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Source: NVD / NIST