CVE-2024-20521

MEDIUM
Published Oct 2, 2024 Modified Oct 8, 2024 CWE-121 CWE-787

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 execute arbitrary code as the root user. 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-supplied input in the web-based management interface. An attacker could exploit this vulnerability by sending crafted HTTP requests to an affected device. A successful exploit could allow the attacker to execute arbitrary code on the underlying operating system as the root user.

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CVSS v3.1 Score

6.5
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

Weakness Type (CWE)

CWE-121 CWE-121
CWE-787 Out-of-bounds Write

Affected Products

Vendor Product
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042_firmware
cisco rv042
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g_firmware
cisco rv042g
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320_firmware
cisco rv320
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325_firmware
cisco rv325

References

Frequently Asked Questions

What is CVE-2024-20521? +
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 execute arbitrary code as the root user. 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-supplied input in the web-based management interface. An attacker could exploit this vulnerability by sending crafted HTTP requests to an affected device. A successful exploit could allow the attacker to execute arbitrary code on the underlying operating system as the root user. It has a CVSS v3.1 base score of 6.5 (MEDIUM).
How severe is CVE-2024-20521? +
CVE-2024-20521 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.
What products are affected by CVE-2024-20521? +
CVE-2024-20521 affects products from cisco, specifically: rv042, rv042_firmware, rv042g, rv042g_firmware, rv320, rv320_firmware, rv325, rv325_firmware. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2024-20521? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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