CVE-2025-54400: wgr-500 Stack Overflow — Exploit

Description

Multiple stack-based buffer overflow vulnerabilities exist in the formPingCmd functionality of Planet WGR-500 v1.3411b190912. A specially crafted series of HTTP requests can lead to stack-based buffer overflow. An attacker can send a series of HTTP requests to trigger these vulnerabilities.This buffer overflow is related to the `counts` request parameter for composing the `"ping -c <counts> <ipaddr> 2>&1 > %s &"` string.

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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-121 CWE-121

Affected Products

Vendor	Product	Versions
planet	wgr-500_firmware	All
planet	wgr-500	All

References

Exploits

https://talosintelligence.com/vulnerability_reports/TALOS-2025-2226

Other References

https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2226

Frequently Asked Questions

What is CVE-2025-54400? +

Multiple stack-based buffer overflow vulnerabilities exist in the formPingCmd functionality of Planet WGR-500 v1.3411b190912. A specially crafted series of HTTP requests can lead to stack-based buffer overflow. An attacker can send a series of HTTP requests to trigger these vulnerabilities.This buffer overflow is related to the `counts` request parameter for composing the `"ping -c <counts> <ipaddr> 2>&1 > %s &"` string. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2025-54400? +

CVE-2025-54400 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-2025-54400? +

CVE-2025-54400 affects products from planet, specifically: wgr-500, wgr-500_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-54400? +

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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