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HIGH

CVE-2023-25112

CVSS v3

7.2

HIGH

EPSS Score

1.5 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

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.

Technical details

Published
2023-07-06

Frequently asked questions

What is CVE-2023-25112?

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.

Is CVE-2023-25112 actively exploited?

Active exploitation of CVE-2023-25112 has not been confirmed. Its EPSS score was 1.5% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-25112?

CVE-2023-25112 has a CVSS v3 base score of 7.2 (HIGH severity).

Is CVE-2023-25112 affecting your environment?

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