How severe is CVE-2022-45871?

CVE-2022-45871 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2022-45871 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-45871?

CVE-2022-45871 affects F-secure Atlant. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-45871?

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

When was CVE-2022-45871 published?

CVE-2022-45871 was published on 2022-12-13 and last updated on 2026-06-17.

CVE-2022-45871

CVE-2022-45871 is a medium-severity vulnerability in F-secure Atlant with a CVSS 3.x base score of 4.3. 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: F-secure Atlant
Published: 2022-12-13
Last modified: 2026-06-17

Description

A Denial-of-Service (DoS) vulnerability was discovered in the fsicapd component used in WithSecure products whereby the service may crash while parsing ICAP request. The exploit can be triggered remotely by an attacker.

Frequently asked questions

What is CVE-2022-45871?: A Denial-of-Service (DoS) vulnerability was discovered in the fsicapd component used in WithSecure products whereby the service may crash while parsing ICAP request. The exploit can be triggered remotely by an attacker.
How severe is CVE-2022-45871?: CVE-2022-45871 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2022-45871 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-45871?: CVE-2022-45871 affects F-secure Atlant. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-45871?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-45871 published?: CVE-2022-45871 was published on 2022-12-13 and last updated on 2026-06-17.

References

https://www.withsecure.com/en/support/security-advisories

Affected products (1)

cpe:2.3:a:f-secure:atlant:-:*:*:*:*:*:*:*

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