How severe is CVE-2022-40225?

CVE-2022-40225 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-40225 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-40225?

CVE-2022-40225 affects Siemens Siplus Tim 1531 Irc Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-40225?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2022-40225 have an EU (EUVD) identifier?

Yes. CVE-2022-40225 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-43523.

When was CVE-2022-40225 published?

CVE-2022-40225 was published on 2022-11-10 and last updated on 2026-06-17.

CVE-2022-40225

CVE-2022-40225 is a medium-severity vulnerability in Siemens Siplus Tim 1531 Irc Firmware with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-681.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v4: 6.9
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2022-43523
Weakness: CWE-681
Affected product: Siemens Siplus Tim 1531 Irc Firmware
Published: 2022-11-10
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2022-40225?: 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.
How severe is CVE-2022-40225?: CVE-2022-40225 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-40225 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-40225?: CVE-2022-40225 affects Siemens Siplus Tim 1531 Irc Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-40225?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2022-40225 have an EU (EUVD) identifier?: Yes. CVE-2022-40225 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-43523.
When was CVE-2022-40225 published?: CVE-2022-40225 was published on 2022-11-10 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/html/ssa-337522.html

Affected products (1)

cpe:2.3:o:siemens:siplus_tim_1531_irc_firmware:*:*:*:*:*:*:*:*

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