Vulnerability details
CVE-2026-82122
Hitachi HiRDB ServerHitachi HiRDB Server with Additional Function
Stack-based Buffer Overflow Vulnerability in HiRDB
CVSS 3.1
9.4Critical
Official description
Stack-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.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 9.4Critical | 3.1 | CVEProject cvelistV5 (CNA) (Hitachi) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Hitachi | HiRDB Server Version 10 | 10-00 ≤ v < 10-12-01 | CVEProject cvelistV5 (CNA) |
| Hitachi | HiRDB Server Version 9 | 09-00 ≤ v ≤ 09-66-22 | CVEProject cvelistV5 (CNA) |
| Hitachi | HiRDB Server Version 9(32) | 09-02 ≤ v ≤ 09-66-22 | CVEProject cvelistV5 (CNA) |
| Hitachi | HiRDB Server with Additional Function Version 9 | 09-00 ≤ v ≤ 09-66/V | CVEProject cvelistV5 (CNA) |
| Hitachi | HiRDB Server with Additional Function Version 9(32) | 09-00 ≤ v ≤ 09-66-/V | CVEProject cvelistV5 (CNA) |
References and advisories
1
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Details
- Published
- 2026-10-27
- Last updated
- 2026-11-04
- State
- Published
- Assigner (CNA)
- Hitachi
- Kolun priority
- 24 · Low
Exploit prediction (EPSS)
0.45%
Probability of exploitation in 30 days
39.5%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-121Stack-based buffer overflow