Stack-based Buffer Overflow Vulnerability in HiRDB

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-82122
StatePUBLISHED
AssignerHitachi
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-10-27 10:16:56 UTC
Updated2026-10-27 15:00:49 UTC
DescriptionStack-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.

Risk And Classification

Primary CVSS: v3.1 9.4 CRITICAL from [email protected]

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

EPSS: 0.004540000 probability, percentile 0.392120000 (date 2026-10-27)

Problem Types: CWE-121 | CWE-121 CWE-121 Stack-based buffer overflow

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary9.4CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
3.1CNACVSS9.4CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
Low

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Hitachi HiRDB Server Version 10 affected 10-00 10-12-01 custom Not specified
CNA Hitachi HiRDB Server Version 9 affected 09-00 09-66-22 custom Not specified
CNA Hitachi HiRDB Server With Additional Function Version 9 affected 09-00 09-66/V custom Not specified
CNA Hitachi HiRDB Server Version 932 affected 09-02 09-66-22 custom Not specified
CNA Hitachi HiRDB Server With Additional Function Version 932 affected 09-00 09-66-/V custom Not specified

References

ReferenceSourceLinkTags
www.hitachi.com/products/it/software/security/info/vuls/hitachi-sec-2026-144/... [email protected] www.hitachi.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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