CVE-2025-29570

HIGH

Published Apr 3, 2025 Modified Aug 20, 2025 CWE-276

Description

An issue in Shenzhen Libituo Technology Co., Ltd LBT-T300-T400 v3.2 allows a local attacker to escalate privileges via the function tftp_image_check of a binary named rc.

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CVSS v3.1 Score

7.8

HIGH

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

Weakness Type (CWE)

CWE-276 Incorrect Default Permissions

Affected Products

Vendor	Product	Versions
szlbt	lbt-t300-t400_firmware	All
szlbt	lbt-t300-t400	All

References

Exploits

https://github.com/IOTRes/IOT_Firmware_Update/blob/main/firmwareupdate.md

Frequently Asked Questions

What is CVE-2025-29570? +

An issue in Shenzhen Libituo Technology Co., Ltd LBT-T300-T400 v3.2 allows a local attacker to escalate privileges via the function tftp_image_check of a binary named rc. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2025-29570? +

CVE-2025-29570 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-29570? +

CVE-2025-29570 affects products from szlbt, specifically: lbt-t300-t400, lbt-t300-t400_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-29570? +

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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