🛡️ CVE-2025-36512 — comdb2

🟠 CVSS 7.5 — High ⚠️ Exploit Public CWE-617 NVD
7.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A denial of service vulnerability exists in the Bloomberg Comdb2 8.1 database when handling a distributed transaction heartbeat. 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.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.

Affected software

CVE-2025-36512 is recorded against 1 package.

  • comdb2

Timeline and source

Published on 22 July 2025 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from NVD.

References

talosintelligence.com
www.talosintelligence.com
talosintelligence.com

Details

Severity HIGH
CVSS Score 7.5
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE CWE-617
Public Exploit ⚠️ Yes
Source NVD
Published 2025-07-22
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
comdb2 — —

Similar Threats

Exploit Protection

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CVE-2025-36512 carries CVSS 7.5 High rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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