CVE-2023-25112: Buffer Overflow
First published: Thu Jul 06 2023(Updated: )
Multiple buffer overflow vulnerabilities exist in the vtysh_ubus 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 set_l2tp function with the remote_subnet and the remote_mask variables.
Credit: talos-cna@cisco.com talos-cna@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Milesight Ur32l Firmware | =32.3.0.5 | |
| Milesight UR32L |
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Frequently Asked Questions
What is CVE-2023-25112?
CVE-2023-25112 refers to multiple buffer overflow vulnerabilities in the vtysh_ubus binary of Milesight UR32L v32.3.0.5 firmware.
How can a buffer overflow vulnerability be exploited in the vtysh_ubus binary of Milesight UR32L v32.3.0.5?
A specially crafted HTTP request can be used to exploit the buffer overflow vulnerabilities in the vtysh_ubus binary, resulting in arbitrary code execution.
What is the severity of CVE-2023-25112?
CVE-2023-25112 has a severity rating of 7.2, which is considered high.
What software versions are affected by CVE-2023-25112?
Milesight UR32L v32.3.0.5 firmware is affected by CVE-2023-25112.
How can I fix CVE-2023-25112?
To fix CVE-2023-25112, it is recommended to update to a version of Milesight UR32L firmware that does not have this vulnerability.
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