CVE-2025-14526: ch22 Buffer Overflow — Exploit

Description

A security flaw has been discovered in Tenda CH22 1.0.0.1. This affects the function frmL7ImForm of the file /goform/L7Im. Performing a manipulation of the argument page results in buffer overflow. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks.

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CVSS v3.1 Score

8.8

HIGH

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

Weakness Type (CWE)

CWE-119 Buffer Overflow

CWE-120 CWE-120

Affected Products

Vendor	Product	Versions
tenda	ch22_firmware	All
tenda	ch22	All

References

Exploits

https://github.com/maximdevere/CVE2/issues/5 https://github.com/maximdevere/CVE2/issues/5#issue-3673676260

Other References

https://vuldb.com/?ctiid.335866 https://vuldb.com/?id.335866 https://vuldb.com/?submit.703035 https://www.tenda.com.cn/

Frequently Asked Questions

What is CVE-2025-14526? +

A security flaw has been discovered in Tenda CH22 1.0.0.1. This affects the function frmL7ImForm of the file /goform/L7Im. Performing a manipulation of the argument page results in buffer overflow. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2025-14526? +

CVE-2025-14526 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-14526? +

CVE-2025-14526 affects products from tenda, specifically: ch22, ch22_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-14526? +

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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