CVE-2025-48498: comdb2 Null Dereference — Exploit

Description

A null pointer dereference vulnerability exists in the Distributed Transaction component of Bloomberg Comdb2 8.1 when processing a number of fields used for coordination. A specially crafted protocol buffer message can lead to a denial of service. An attacker can simply connect to a database instance over TCP and send the crafted message to trigger this vulnerability.

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CVSS v3.1 Score

7.5

HIGH

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

Weakness Type (CWE)

CWE-476 CWE-476

Affected Products

Vendor	Product	Versions
bloomberg	comdb2	All

References

Exploits

https://talosintelligence.com/vulnerability_reports/TALOS-2025-2199 https://talosintelligence.com/vulnerability_reports/TALOS-2025-2199

Other References

https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2199

Frequently Asked Questions

What is CVE-2025-48498? +

A null pointer dereference vulnerability exists in the Distributed Transaction component of Bloomberg Comdb2 8.1 when processing a number of fields used for coordination. A specially crafted protocol buffer message can lead to a denial of service. An attacker can simply connect to a database instance over TCP and send the crafted message to trigger this vulnerability. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2025-48498? +

CVE-2025-48498 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-48498? +

CVE-2025-48498 affects products from bloomberg, specifically: comdb2. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-48498? +

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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