CVE-2024-23449: elasticsearch — Fix

Description

An uncaught exception in Elasticsearch >= 8.4.0 and < 8.11.1 occurs when an encrypted PDF is passed to an attachment processor through the REST API. The Elasticsearch ingest node that attempts to parse the PDF file will crash. This does not happen with password-protected PDF files or with unencrypted PDF files.

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CVSS v3.1 Score

4.3

MEDIUM

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

Weakness Type (CWE)

CWE-248 CWE-248

Affected Products

Vendor	Product	Versions
elastic	elasticsearch	8.4.0 — 8.11.1

References

Advisories & Patches

https://discuss.elastic.co/t/elasticsearch-8-11-1-security-update-esa-2024-05/356458 https://discuss.elastic.co/t/elasticsearch-8-11-1-security-update-esa-2024-05/356458

Frequently Asked Questions

What is CVE-2024-23449? +

An uncaught exception in Elasticsearch >= 8.4.0 and < 8.11.1 occurs when an encrypted PDF is passed to an attachment processor through the REST API. The Elasticsearch ingest node that attempts to parse the PDF file will crash. This does not happen with password-protected PDF files or with unencrypted PDF files. It has a CVSS v3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2024-23449? +

CVE-2024-23449 has a CVSS v3.1 score of 4.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-23449? +

CVE-2024-23449 affects products from elastic, specifically: elasticsearch. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-23449? +

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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