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CVE-2023-26293

HIGH
7.3
CVSS Score
Published: April 11, 2023 at 09:03 AM UTC
Updated: October 23, 2026 at 11:10 PM UTC
2 products affected across 1 vendorTia PortalTotally Integrated Automation Portal

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Severity
HIGH7.3
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

A vulnerability has been identified in Totally Integrated Automation Portal (TIA Portal) V15 (All versions), Totally Integrated Automation Portal (TIA Portal) V16 (All versions < V16 Update 7), Totally Integrated Automation Portal (TIA Portal) V17 (All versions < V17 Update 6), Totally Integrated Automation Portal (TIA Portal) V18 (All versions < V18 Update 1). Affected products contain a path traversal vulnerability that could allow the creation or overwrite of arbitrary files in the engineering system. If the user is tricked to open a malicious PC system configuration file, an attacker could exploit this vulnerability to achieve arbitrary code execution.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Tia Portal· Siemens
95%
15161717 update117 update217 update317 update417 update518
Totally Integrated Automation Portal· Siemens
90%
0 ≤ v < *0 ≤ v < V16 Update 70 ≤ v < V17 Update 60 ≤ v < V18 Update 1
Affected range stops below V16 Update 7, so it looks safe — our inference, not a vendor statement
Affected range stops below V17 Update 6, so it looks safe — our inference, not a vendor statement
Affected range stops below V18 Update 1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Source: [email protected]
https://cert-portal.siemens.com/productcert/html/ssa-116924.html
PatchVendor Advisory
Source: [email protected]
https://cert-portal.siemens.com/productcert/pdf/ssa-116924.pdf

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.3HIGHsiemens
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-20CWE-22

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