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Fencer Intel
medium 4.2

CVE-2022-46141 json

A vulnerability has been identified in SIMATIC STEP 7 (TIA Portal) (All versions < V19).

published 2y ago modified 4mo ago also EUVD-2022-48979

cvss
4.2
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.1%
EPSS 0.1% chance of exploitation in 30 days, percentile 3%
public exploits
0
none known

Summary

A vulnerability has been identified in SIMATIC STEP 7 (TIA Portal) (All versions < V19). An information disclosure vulnerability could allow a local attacker to gain access to the access level password of the SIMATIC S7-1200 and S7-1500 CPUs, when entered by a legitimate user in the hardware configuration of the affected application.

Patch / fix

  • siemens simatic_step_7 19

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Vendor advisories

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

cisa ICSA-23-348-07 updated cvss 4.2

Siemens SIMATIC STEP 7 (TIA Portal)

  • Siemens SIMATIC STEP 7 (TIA Portal) <V19
    affected: fixed in V19

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

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
last yr.

Exploit prediction

0.14% chance of exploitation in the next 30 days, higher than 3% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 4.2 CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C
CNA 3.1 4.2 CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

  • Siemens SIMATIC STEP 7 (TIA Portal)

Classification

Weakness
  • CWE-316 Cleartext Storage of Sensitive Information in Memory
  • CWE-312 Cleartext Storage of Sensitive Information

References

Sources

Fencer Intel 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.