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Fencer Vulns
critical 10.0

CVE-2023-25910 json

A vulnerability has been identified in SIMATIC PCS 7 (All versions < V9.1 SP2 UC04), SIMATIC S7-PM (All versions < V5.7 SP1 HF1), SIMATIC S…

published 2023-06-13 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-29798

cvss
10.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 63%
public exploits
0
none known

Summary

A vulnerability has been identified in SIMATIC PCS 7 (All versions < V9.1 SP2 UC04), SIMATIC S7-PM (All versions < V5.7 SP1 HF1), SIMATIC S7-PM (All versions < V5.7 SP2 HF1), SIMATIC STEP 7 V5 (All versions < V5.7). The affected product contains a database management system that could allow remote users with low privileges to use embedded functions of the database (local or in a network share) that have impact on the server.

An attacker with network access to the server network could leverage these embedded functions to run code with elevated privileges in the database management system's server.

Patch / fix

  • Siemens SIMATIC PCS 7 V9.1 SP2 UC04
  • Siemens SIMATIC S7-PM V5.7 SP1 HF1, V5.7 SP2 HF1
  • Siemens SIMATIC STEP 7 V5 V5.7

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-23-166-08 updated cvss 10.0

Siemens SIMATIC STEP 7 and Derived Products

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

Exploit prediction

1.00% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:T/RC:C
CNA 3.1 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Siemens SIMATIC PCS 7
  • Siemens SIMATIC S7-PM
  • Siemens SIMATIC STEP 7 V5

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.