CVE-2023-25122

HIGH
Published Jul 6, 20232y ago · Modified Jun 17, 20262w ago
7.2 CVSS 3.1
High
Find Similar
Published Jul 6, 2023 2y ago
Last Modified Jun 17, 2026 2w ago

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_openvpn_client function with the old_remote_subnet and the old_remote_mask variables.

CVSS Details

Base Score
7.2
Exploitability
1.2
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required High
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 2

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

Affected Products 2

VendorProductVersionRange
milesightur32l_firmware32.3.0.5any
milesightur32l*any

References 2

  • talosintelligence.com https://talosintelligence.com/vulnerability_reports/TALOS-2023-1716
    ExploitThird Party Advisory
  • talosintelligence.com https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1716

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.