CVE-2023-51388: hertzbeat Injection — Exploit & Fix

Description

Hertzbeat is a real-time monitoring system. In `CalculateAlarm.java`, `AviatorEvaluator` is used to directly execute the expression function, and no security policy is configured, resulting in AviatorScript (which can execute any static method by default) script injection. Version 1.4.1 fixes this vulnerability.

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CVSS v3.1 Score

9.8

CRITICAL

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

Weakness Type (CWE)

CWE-74 CWE-74

Affected Products

Vendor	Product	Versions
apache	hertzbeat	< 1.4.1

References

Advisories & Patches

https://github.com/dromara/hertzbeat/commit/8dcf050e27ca95d15460a7ba98a3df8a9cd1d3d2 https://github.com/dromara/hertzbeat/security/advisories/GHSA-mcqg-gqxr-hqgj https://github.com/dromara/hertzbeat/commit/8dcf050e27ca95d15460a7ba98a3df8a9cd1d3d2 https://github.com/dromara/hertzbeat/security/advisories/GHSA-mcqg-gqxr-hqgj

Exploits

https://github.com/dromara/hertzbeat/security/advisories/GHSA-mcqg-gqxr-hqgj https://github.com/dromara/hertzbeat/security/advisories/GHSA-mcqg-gqxr-hqgj

Frequently Asked Questions

What is CVE-2023-51388? +

Hertzbeat is a real-time monitoring system. In `CalculateAlarm.java`, `AviatorEvaluator` is used to directly execute the expression function, and no security policy is configured, resulting in AviatorScript (which can execute any static method by default) script injection. Version 1.4.1 fixes this vulnerability. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2023-51388? +

CVE-2023-51388 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2023-51388? +

CVE-2023-51388 affects products from apache, specifically: hertzbeat. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-51388? +

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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