CVE-2022-44731

mediumpriority · track · 22EPSS 0.006 · 47 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.57% (47th) EPSS

CVSS 5.4 · medium

Is it mine?

20 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-27

A vulnerability has been identified in SIMATIC WinCC OA V3.15 (All versions < V3.15 P038), SIMATIC WinCC OA V3.16 (All versions < V3.16 P035), SIMATIC WinCC OA V3.17 (All versions < V3.17 P024), SIMATIC WinCC OA V3.18 (All versions < V3.18 P014). The affected component allows to inject custom arguments to the Ultralight Client backend application under certain circumstances. This could allow an authenticated remote attacker to inject arbitrary parameters when starting the client via the web interface (e.g., open attacker chosen panels with the attacker's credentials or start a Ctrl script).

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedSIMATIC WinCC OA V3.15siemens_psirt
Update to V3.15 P038 or later version
https://www.winccoa.com/downloads/category/versions-patches.html
FixedSIMATIC WinCC OA V3.16siemens_psirt
Update to V3.16 P035 or later version
https://www.winccoa.com/downloads/category/versions-patches.html
FixedSIMATIC WinCC OA V3.17siemens_psirt
Update to V3.17 P024 or later version
https://www.winccoa.com/downloads/category/versions-patches.html
FixedSIMATIC WinCC OA V3.18siemens_psirt
Update to V3.18 P014 or later version
https://www.winccoa.com/downloads/category/versions-patches.html
FixedSIMATIC WinCC OA V3.15cisa_csaf_ot
Update to V3.15 P038 or later version
https://www.winccoa.com/downloads/category/versions-patches.html
FixedSIMATIC WinCC OA V3.16cisa_csaf_ot
Update to V3.16 P035 or later version
https://www.winccoa.com/downloads/category/versions-patches.html
FixedSIMATIC WinCC OA V3.17cisa_csaf_ot
Update to V3.17 P024 or later version
https://www.winccoa.com/downloads/category/versions-patches.html
FixedSIMATIC WinCC OA V3.18cisa_csaf_ot
Update to V3.18 P014 or later version
https://www.winccoa.com/downloads/category/versions-patches.html
MitigationSIMATIC WinCC OA V3.15siemens_psirt
Configure user permissions and access management according to the WinCC OA Security Guideline: https://www.winccoa.com/documentation/WinCCOA/3.18/en_US/UserAdmin/security.html
MitigationSIMATIC WinCC OA V3.16siemens_psirt
Configure user permissions and access management according to the WinCC OA Security Guideline: https://www.winccoa.com/documentation/WinCCOA/3.18/en_US/UserAdmin/security.html
MitigationSIMATIC WinCC OA V3.17siemens_psirt
Configure user permissions and access management according to the WinCC OA Security Guideline: https://www.winccoa.com/documentation/WinCCOA/3.18/en_US/UserAdmin/security.html
MitigationSIMATIC WinCC OA V3.18siemens_psirt
Configure user permissions and access management according to the WinCC OA Security Guideline: https://www.winccoa.com/documentation/WinCCOA/3.18/en_US/UserAdmin/security.html
MitigationSIMATIC WinCC OA V3.15cisa_csaf_ot
Configure user permissions and access management according to the WinCC OA Security Guideline: https://www.winccoa.com/documentation/WinCCOA/3.18/en_US/UserAdmin/security.html
MitigationSIMATIC WinCC OA V3.16cisa_csaf_ot
Configure user permissions and access management according to the WinCC OA Security Guideline: https://www.winccoa.com/documentation/WinCCOA/3.18/en_US/UserAdmin/security.html
MitigationSIMATIC WinCC OA V3.17cisa_csaf_ot
Configure user permissions and access management according to the WinCC OA Security Guideline: https://www.winccoa.com/documentation/WinCCOA/3.18/en_US/UserAdmin/security.html
MitigationSIMATIC WinCC OA V3.18cisa_csaf_ot
Configure user permissions and access management according to the WinCC OA Security Guideline: https://www.winccoa.com/documentation/WinCCOA/3.18/en_US/UserAdmin/security.html

cvss

Technical severity, 0–10. One row per scoring source.

5.4

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.15.4mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 2.5

v3.15.4mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:P/RL:O/RC:Csecondary · CISA US

v3.15.4mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:P/RL:O/RC:Csecondary · ENISA EU

v3.15.4mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:Nsecondary · productcert@siemens.com DEexploitability 2.8 · impact 2.5

v3.15.4mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:P/RL:O/RC:Csecondary · Siemens ProductCERT DE

v3.15mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-88USCWE-88USCWE-88US

affected products (20)

Products and version ranges known to be affected.

SIMATIC WinCC OA V3.15all versionscisa_csaf_otUS
SIMATIC WinCC OA V3.16all versionscisa_csaf_otUS
SIMATIC WinCC OA V3.17all versionscisa_csaf_otUS
SIMATIC WinCC OA V3.18all versionscisa_csaf_otUS
Siemens SIMATIC WinCC OA V3.15< V3.15_P038cisa_csaf_otUS
Siemens SIMATIC WinCC OA V3.16< V3.16_P035cisa_csaf_otUS
Siemens SIMATIC WinCC OA V3.17< V3.17_P024cisa_csaf_otUS
Siemens SIMATIC WinCC OA V3.18< V3.18_P014cisa_csaf_otUS
Siemens SIMATIC WinCC OA V3.15All versions → V3.15 P038enisa_euvdEU
Siemens SIMATIC WinCC OA V3.16All versions → V3.16 P035enisa_euvdEU
Siemens SIMATIC WinCC OA V3.17All versions → V3.17 P024enisa_euvdEU
Siemens SIMATIC WinCC OA V3.18All versions → V3.18 P014enisa_euvdEU
siemens simatic wincc oa= 3.15nvdUScpe:2.3:a:siemens:simatic_wincc_oa:*:*:*:*:*:*:*:*
siemens simatic wincc oa= 3.16nvdUScpe:2.3:a:siemens:simatic_wincc_oa:*:*:*:*:*:*:*:*
siemens simatic wincc oa= 3.17nvdUScpe:2.3:a:siemens:simatic_wincc_oa:*:*:*:*:*:*:*:*
siemens simatic wincc oa= 3.18nvdUScpe:2.3:a:siemens:simatic_wincc_oa:*:*:*:*:*:*:*:*
Siemens SIMATIC WinCC OA V3.15< V3.15 P038siemens_psirtDE
Siemens SIMATIC WinCC OA V3.16< V3.16 P035siemens_psirtDE
Siemens SIMATIC WinCC OA V3.17< V3.17 P024siemens_psirtDE
Siemens SIMATIC WinCC OA V3.18< V3.18 P014siemens_psirtDE

advisories (3)

Vendor and ecosystem advisories describing this.

SSA-547714SSA-547714: Argument Injection Vulnerability in SIMATIC WinCC OA Ultralight Client2022-12-13csaf · siemens_psirtDE
SIMATIC WinCC OA contains an argument injection vulnerability that could allow an authenticated remote attacker to inject arbitrary parameters, when starting the Ultralight Client via the web interface (e.g., open attacker chosen panels with the attacker's credentials or start a Ctrl script). Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens is preparing further updates and recommends specific countermeasures for products where updates are not, or not yet available.
WID-SEC-W-2022-2295Siemens SIMATIC WinCC: Schwachstelle ermöglicht CodeausführungDeutsch2022-12-12csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in Siemens SIMATIC WinCC ausnutzen, um beliebigen Programmcode auszuführen.
ICSA-22-349-06Siemens SIMATIC WinCC OA Ultralight Client2022-12-13icsa · cisa_csaf_otUS
SIMATIC WinCC OA contains an argument injection vulnerability that could allow an authenticated remote attacker to inject arbitrary parameters, when starting the Ultralight Client via the web interface (e.g., open attacker chosen panels with the attacker's credentials or start a Ctrl script). Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens is preparing further updates and recommends specific countermeasures for products where updates are not, or not yet available.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cisa_csaf_ot nvd siemens_psirt cert_bund NVD CVE.org MITRE

published 2022-12-13modified 2026-06-17

references (5)

External citations — patches, advisories, analysis.

scry

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