Authenticated local root privilege escalation vulnerability in openFT for Linux and Oracle Solaris

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Summary

CVECVE-2026-16607
StatePUBLISHED
AssignerFTI
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-22 16:17:16 UTC
Updated2026-07-22 19:16:58 UTC
DescriptionA vulnerability in Fujitsu Software Linux openFT and Fujitsu Software Oracle Solaris openFT before version 12.1D00 allows for local privilege escalation to root of an already authenticated user on GNU/Linux or Oracle Solaris. The Fsas Technologies PSIRT obtained that intelligence internally and covers the CVE beyond its CNA scope under existing agreement with Fujitsu Germany.

Risk And Classification

Primary CVSS: v4.0 8.5 HIGH from 763b0cbd-1a52-41de-b280-f255286be201

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Problem Types: CWE-269 | CWE-269 CWE-269

VersionSourceTypeScoreSeverityVector
4.0763b0cbd-1a52-41de-b280-f255286be201Secondary8.5HIGHCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/C...
4.0CNACVSS8.5HIGHCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
3.1763b0cbd-1a52-41de-b280-f255286be201Secondary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1CNACVSS7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v4.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality
High
Integrity
High
Availability
High
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 Breakdown

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

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Fujitsu Linux OpenFT unaffected 12.1D00 custom Linux
CNA Fujitsu Linux OpenFT affected 12.1C96 custom Linux
CNA Fujitsu OracleSolaris OpenFT unaffected 12.1D00 custom Oracle Solaris
CNA Fujitsu OracleSolaris OpenFT affected 12.1C95 custom Oracle Solaris

References

ReferenceSourceLinkTags
security.eu.fsastech.com/IndexDownload.asp 763b0cbd-1a52-41de-b280-f255286be201 security.eu.fsastech.com
security.ts.fujitsu.com/ProductSecurity/content/FsasTech-PSIRT-FTI-FG-2026-042411-Sec... 763b0cbd-1a52-41de-b280-f255286be201 security.ts.fujitsu.com
global.fujitsu/de-de/capabilities/mainframe-solutions/bs2000-integration 763b0cbd-1a52-41de-b280-f255286be201 global.fujitsu
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