CVE-2022-28881: A Denial-of-Service (DoS) vulnerability was discovered in F-Secure Atlant whereby the aerdl.dll component used

Routine

MEDIUM 4.3MITIGATEMITIGATEMITIGATE

CVE-2022-28881 is a medium-severity flaw (CVSS 4.3) affecting elements endpoint detection and response, elements endpoint protection, atlant. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A Denial-of-Service (DoS) vulnerability was discovered in F-Secure Atlant whereby the aerdl.dll component used in certain WithSecure products unpacker function crashes which leads to scanning engine crash. The exploit can be triggered remotely by an attacker.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.5% (top 57%)
CISA exploited list	No
Published	2022-08-10
Last modified	2026-06-17

Publisher (CNA): F-Secure · Vendor: f-secure

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-08-10 20:15 UTCPublished CVE record published
2026-06-17 04:39 UTCUpdated Record last modified

f-secure elements endpoint detection and response MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy elements-endpoint-detection-and-response || rpm -q elements-endpoint-detection-and-response || elements-endpoint-detection-and-response --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

f-secure elements endpoint protection MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy elements-endpoint-protection || rpm -q elements-endpoint-protection || elements-endpoint-protection --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

f-secure atlant MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy atlant || rpm -q atlant || atlant --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

f-secure cloud protection for salesforce MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy cloud-protection-for-salesforce || rpm -q cloud-protection-for-salesforce || cloud-protection-for-salesforce --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

f-secure elements collaboration protection MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy elements-collaboration-protection || rpm -q elements-collaboration-protection || elements-collaboration-protection --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

f-secure internet gatekeeper MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy internet-gatekeeper || rpm -q internet-gatekeeper || internet-gatekeeper --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-28881?

elements endpoint detection and response: mitigate or apply the listed mitigation; elements endpoint protection: mitigate or apply the listed mitigation; atlant: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-28881 being exploited?

CVE-2022-28881 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-28881 affect?

CVE-2022-28881 affects elements endpoint detection and response, elements endpoint protection, atlant. Severity is medium (CVSS 4.3). A Denial-of-Service (DoS) vulnerability was discovered in F-Secure Atlant whereby the aerdl.dll component used in certain WithSecure products unpacker function crashes which leads to scanning engine crash. The exploit can be triggered remot

How urgent is CVE-2022-28881?

Priority 26/100. No elevated risk signals yet.

Software pages

Salesforce vulnerabilities

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References

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