How severe is CVE-2022-28886?

CVE-2022-28886 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-2022-28886 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-28886?

CVE-2022-28886 primarily affects F-secure Cloud Protection For Salesforce. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-28886?

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

When was CVE-2022-28886 published?

CVE-2022-28886 was published on 2022-09-23 and last updated on 2026-06-17.

CVE-2022-28886

CVE-2022-28886 is a medium-severity vulnerability in F-secure Cloud Protection For Salesforce 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-835.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-835
Affected product: F-secure Cloud Protection For Salesforce
Published: 2022-09-23
Last modified: 2026-06-17

Description

A Denial-of-Service vulnerability was discovered in the F-Secure and WithSecure products where aerdl.so/aerdl.dll may go into an infinite loop when unpacking PE files. It is possible that this can crash the scanning engine

Frequently asked questions

What is CVE-2022-28886?: A Denial-of-Service vulnerability was discovered in the F-Secure and WithSecure products where aerdl.so/aerdl.dll may go into an infinite loop when unpacking PE files. It is possible that this can crash the scanning engine
How severe is CVE-2022-28886?: CVE-2022-28886 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-2022-28886 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-28886?: CVE-2022-28886 primarily affects F-secure Cloud Protection For Salesforce. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-28886?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-28886 published?: CVE-2022-28886 was published on 2022-09-23 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:f-secure:cloud_protection_for_salesforce:*:*:*:*:*:*:*:*
cpe:2.3:a:f-secure:collaboration_protection:*:*:*:*:*:*:*:*
cpe:2.3:a:f-secure:elements_endpoint_protection:*:*:*:*:*:windows:x86:*
cpe:2.3:a:f-secure:internet_gatekeeper:-:*:*:*:*:*:*:*
cpe:2.3:a:f-secure:linux_security:*:*:*:*:*:*:x86:*

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