CVE-2023-25082: Buffer Overflow

Published Jul 6, 2023

Updated

Multiple buffer overflow vulnerabilities exist in the vtyshubus binary of Milesight UR32L v32.3.0.5 due to the use of an unsafe sprintf pattern. A specially crafted HTTP request can lead to arbitrary code execution. An attacker with high privileges can send HTTP requests to trigger these vulnerabilities.This buffer overflow occurs in the firewallhandlerset function with the oldip and oldmac variables.

Affected Software

4 affected components

Milesight Ur32l Firmware=32.3.0.5

Milesight UR32L

All of the following

Milesight Ur32l Firmware=32.3.0.5

Milesight UR32L

Event History

Jul 6, 2023

CVE Published

via MITRE·02:53 PM

Data Sourced

via MITRE·02:53 PM

DescriptionSeverityWeakness

Data Sourced

via NVD·03:15 PM

DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

What is CVE-2023-25082?

CVE-2023-25082 is a vulnerability in the vtysh_ubus binary of Milesight UR32L v32.3.0.5 that allows arbitrary code execution due to multiple buffer overflow vulnerabilities.

What is the severity of CVE-2023-25082?

The severity of CVE-2023-25082 is rated as high with a CVSS score of 7.2.

How does CVE-2023-25082 affect Milesight UR32L?

CVE-2023-25082 affects Milesight UR32L v32.3.0.5, allowing an attacker with high privileges to execute arbitrary code by sending specially crafted HTTP requests.

Is Milesight UR32L vulnerable to CVE-2023-25082?

Yes, Milesight UR32L v32.3.0.5 is vulnerable to CVE-2023-25082.

How do I fix CVE-2023-25082?

To fix CVE-2023-25082, it is recommended to update Milesight UR32L firmware to a version that addresses the buffer overflow vulnerabilities.