CVE-2024-40520: seacms Input Validation Flaw — Exploit

Description

SeaCMS 12.9 has a remote code execution vulnerability. The vulnerability is caused by admin_config_mark.php directly splicing and writing the user input data into inc_photowatermark_config.php without processing it, which allows authenticated attackers to exploit the vulnerability to execute arbitrary commands and obtain system permissions.

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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-20 Improper Input Validation

Affected Products

Vendor	Product	Versions
seacms	seacms	All

References

Exploits

https://gitee.com/fushuling/cve/blob/master/SeaCMS%2012.9%20admin_config_mark.php%20code%20injection.md https://gitee.com/fushuling/cve/blob/master/SeaCMS%2012.9%20admin_config_mark.php%20code%20injection.md

Frequently Asked Questions

What is CVE-2024-40520? +

SeaCMS 12.9 has a remote code execution vulnerability. The vulnerability is caused by admin_config_mark.php directly splicing and writing the user input data into inc_photowatermark_config.php without processing it, which allows authenticated attackers to exploit the vulnerability to execute arbitrary commands and obtain system permissions. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2024-40520? +

CVE-2024-40520 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-2024-40520? +

CVE-2024-40520 affects products from seacms, specifically: seacms. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-40520? +

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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