CVE-2026-82120: Heap-based Buffer Overflow Vulnerability in HiRDB

Published Oct 27, 2026
·
Updated

Heap-based Buffer Overflow Vulnerability in HiRDB.

This issue affects HiRDB Server Version 10: from 10-00 before 10-12-01; HiRDB Server Version 9: from 09-00 through 09-66-22; HiRDB Server with Additional Function Version 9: from 09-00 through 09-66/V; HiRDB Server Version 9(32): from 09-02 through 09-66-22; HiRDB Server with Additional Function Version 9(32): from 09-00 through 09-66-/V.

Affected Software

5 affected components
Hitachi HiRDB Server Version 10>=10-00<10-12-01
Hitachi HiRDB Server Version 9>=09-00<=09-66-22
Hitachi HiRDB Server with Additional Function Version 9>=09-00<=09-66/V
Hitachi HiRDB Server Version 9(32)>=09-02<=09-66-22
Hitachi HiRDB Server with Additional Function Version 9(32)>=09-00<=09-66-/V

Event History

Oct 27, 2026
CVE Published
via MITRE·09:37 AM
Data Sourced
via MITRE·09:37 AM
DescriptionSeverityWeakness

Frequently Asked Questions

1

Which HiRDB releases are affected?

Affected releases are HiRDB Server Version 10 from 10-00 before 10-12-01; Version 9 from 09-00 through 09-66-22; Version 9 with Additional Function from 09-00 through 09-66/V; Version 9(32) from 09-02 through 09-66-22; and Version 9(32) with Additional Function from 09-00 through 09-66-/V.

2

Does exploitation require authentication or user interaction?

No. The supplied severity vector indicates network attack access with low attack complexity, no privileges required, and no user interaction required.

3

What is the potential impact if the vulnerability is exploited?

The supplied severity vector rates confidentiality, integrity, and availability impact as high. The vulnerability is classified as a heap-based buffer overflow.

Contact

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