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Fencer Vulns
high 7.3

CVE-2022-35868 json

A vulnerability has been identified in TIA Multiuser Server V14 (All versions), TIA Multiuser Server V15 (All versions < V15.1 Update 8), T…

published 2023-02-14 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-38741

cvss
7.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 8%
public exploits
0
none known

Summary

A vulnerability has been identified in TIA Multiuser Server V14 (All versions), TIA Multiuser Server V15 (All versions < V15.1 Update 8), TIA Project-Server (All versions < V1.1), TIA Project-Server V16 (All versions), TIA Project-Server V17 (All versions < V17 Update 6). Affected applications contain an untrusted search path vulnerability that could allow an attacker to escalate privileges, when tricking a legitimate user to start the service from an attacker controlled path.

Vendor advisories

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

cisa ICSA-23-047-07 updated cvss 6.7

Siemens TIA Project-Server formerly known as TIA Multiuser Server

  • Siemens TIA Multiuser Server V14
    affected: mitigation, no fix planned
  • Siemens TIA Multiuser Server V15 <V15.1_Update_8
    affected: fixed in V15.1, mitigation support.industry.siemens.com
  • Siemens TIA Project-Server <V1.1
    affected: fixed in V1.1, mitigation support.industry.siemens.com
  • Siemens TIA Project-Server V16
    affected: mitigation, no fix planned
  • Siemens TIA Project-Server V17 <V17_Update_6
    affected: fixed in V17, mitigation support.industry.siemens.com

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

Exploit prediction

0.19% chance of exploitation in the next 30 days, higher than 8% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CNA 3.1 6.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
CNA 3.1 7.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Affected products

  • Siemens TIA Multiuser Server V14
  • Siemens TIA Multiuser Server V15
  • Siemens TIA Project-Server
  • Siemens TIA Project-Server V16
  • Siemens TIA Project-Server V17

Classification

Weakness

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.