Public vulnerability disclosure

CVE-2026-13162

CVE-2026-13162

publishedCWE-78

An OS command vulnerability exists in CoreTec product that allows authenticated users with certain roles to execute arbitrary system commands with full control over the device. The vulnerability exists in the configuration daemon's time synchronization handler, which is responsible for setting the system time-zone. When processing time-zone configuration updates, the daemon constructs a shell command by concatenating user-supplied input without any sanitization or validation.

Technical severity7.7 highCVSS 4.0 · CNA: Hitachi Energy
Published2026-10-27Source updated 2026-11-04
Collected2026-11-043 attributed sources

Fixes and workarounds

No remediation reported in collected sources.

Missing remediation information is not evidence that no patch exists.

Affected products and versions

Affected products, source version ranges and reporting authorities
ProductVersionsAuthority
CoreTec 5
Hitachi Energy
≥ 3.0.0; ≤ 5.0.0 (affected, custom)
Other versions: unaffected
CNA: Hitachi Energy
CoreTec 4
Hitachi Energy
≥ 3.0.0; ≤ 3.4.0 (affected, custom)
Other versions: unaffected
CNA: Hitachi Energy

Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.

CVSS assessments

CVSS scores, vectors and reporting authorities
Version / scoreVectorAuthority
4.0 / 7.7
high
CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NCNA: Hitachi Energy
4.0 / 7.7
high
CVSS:4.0/AV:N/AC:H/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:XNVD: [email protected]

Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

References

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