CVE-2021-27395 - CVE House
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Status published High CVE-2021-27395

A vulnerability has been identified in SIMATIC Process Historian 2013...

Vulnerability Description

A vulnerability has been identified in SIMATIC Process Historian 2013 and earlier (All versions), SIMATIC Process Historian 2014 (All versions < SP3 Update 6), SIMATIC Process Historian 2019 (All versions), SIMATIC Process Historian 2020 (All versions). An interface in the software that is used for critical functionalities lacks authentication, which could allow a malicious user to maliciously insert, modify or delete data.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

SIMATIC Process Historian 2013 and earlier, SIMATIC Process Historian 2014, SIMATIC Process Historian 2019, SIMATIC Process Historian 2020
Vulnerable Versions:
All versions, All versions < SP3 Update 6

Timeline

Official Publish: October 12th, 2021
Last Modified: August 3rd, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Weaknesses (CWE)