CVE-2022-40225

highpriority · track · 30EPSS 0.006 · 50 %ileDEEUNLUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.62% (50th) EPSS

CVSS 7.5 · high

Is it mine?

9 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 SIPLUS TIM 1531 IRC (6AG1543-1MX00-7XE0) (All versions < V2.4.8), TIM 1531 IRC (6GK7543-1MX00-0XE0) (All versions < V2.4.8). Casting an internal value could lead to floating point exception under certain circumstances. This could allow an attacker to cause a denial of service condition on affected devices.

remediations

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

A vendor fix is available.

FixedSIPLUS TIM 1531 IRC (6AG1543-1MX00-7XE0)siemens_psirt
Update to V2.4.8 or later version
https://support.industry.siemens.com/cs/ww/en/view/109954889/
FixedTIM 1531 IRC (6GK7543-1MX00-0XE0)siemens_psirt
Update to V2.4.8 or later version
https://support.industry.siemens.com/cs/ww/en/view/109954889/
FixedSIPLUS TIM 1531 IRC (6AG1543-1MX00-7XE0)cisa_csaf_ot
Update to V2.4.8 or later version
https://support.industry.siemens.com/cs/ww/en/view/109954889/
FixedTIM 1531 IRC (6GK7543-1MX00-0XE0)cisa_csaf_ot
Update to V2.4.8 or later version
https://support.industry.siemens.com/cs/ww/en/view/109954889/

cvss

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

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.6–7.5

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · productcert@siemens.com DEexploitability 2.8 · impact 3.6

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:Csecondary · Siemens ProductCERT DE

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:Csecondary · CISA US

v4.06.9mediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · productcert@siemens.com DE

v4.06.9mediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:Nsecondary · ENISA EU

v4.04.6mediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · 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-681USCWE-681USCWE-681USCWE-681US

affected products (9)

Products and version ranges known to be affected.

SIPLUS TIM 1531 IRC (6AG1543-1MX00-7XE0)all versionscisa_csaf_otUS
TIM 1531 IRC (6GK7543-1MX00-0XE0)all versionscisa_csaf_otUS
Siemens SIPLUS TIM 1531 IRC (6AG1543-1MX00-7XE0)< V2.4.8cisa_csaf_otUS
Siemens TIM 1531 IRC (6GK7543-1MX00-0XE0)< V2.4.8cisa_csaf_otUS
Siemens SIPLUS TIM 1531 IRC0 → V2.4.8enisa_euvdEU
Siemens TIM 1531 IRC0 → V2.4.8enisa_euvdEU
siemens siplus tim 1531 irc firmware< 2.4.8nvdUScpe:2.3:o:siemens:siplus_tim_1531_irc_firmware:*:*:*:*:*:*:*:*
Siemens SIPLUS TIM 1531 IRC (6AG1543-1MX00-7XE0)< V2.4.8siemens_psirtDE
Siemens TIM 1531 IRC (6GK7543-1MX00-0XE0)< V2.4.8siemens_psirtDE

advisories (3)

Vendor and ecosystem advisories describing this.

NCSC-2024-0246Kwetsbaarheden verholpen in Siemens productenNL2024-06-11csaf · ncsc_nlNL
Siemens heeft kwetsbaarheden verholpen in diverse producten, zoals SCALANCE, SICAM, Tecnomatix, SITOP en PowerSys.
SSA-337522SSA-337522: Multiple Vulnerabilities in TIM 1531 IRC before V2.4.82024-06-11csaf · siemens_psirtDE
Siemens has released new versions for the affected products and recommends to update to the latest versions.
ICSA-24-165-06Siemens TIM 1531 IRC2024-06-11icsa · cisa_csaf_otUS
Siemens has released new versions for the affected products and recommends to update to the latest versions.

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 ncsc_nl NVD CVE.org MITRE

published 2022-11-10modified 2026-06-17

references (4)

External citations — patches, advisories, analysis.

scry

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