CVE-2022-28884: A Denial-of-Service vulnerability was discovered in the F-Secure and WithSecure products where aerdl.dll may g

Routine

MEDIUM 4.3WATCHLISTMITIGATEMITIGATEMITIGATE

CVE-2022-28884 is a medium-severity flaw (CVSS 4.3) affecting business suite, elements endpoint protection, internet gatekeeper. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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

Why this priority

On your watchlist

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 59%)
CISA exploited list	No
Weakness	CWE-835
Published	2022-09-06
Last modified	2026-06-17

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

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

Am I affected?

Timeline

2022-09-06 18:15 UTCPublished CVE record published
2026-06-17 04:39 UTCUpdated Record last modified

withsecure business suite 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 business-suite || rpm -q business-suite || business-suite --version

No fixed or unaffected release known

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

withsecure 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 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.

f-secure linux security 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 linux-security || rpm -q linux-security || linux-security --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-2022-28884?

business suite: mitigate or apply the listed mitigation; elements endpoint protection: mitigate or apply the listed mitigation; internet gatekeeper: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-28884 being exploited?

CVE-2022-28884 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-2022-28884 affect?

CVE-2022-28884 affects business suite, elements endpoint protection, internet gatekeeper. Severity is medium (CVSS 4.3). A Denial-of-Service vulnerability was discovered in the F-Secure and WithSecure products where aerdl.dll may go into an infinite loop when unpacking PE files. It is possible that this can crash the scanning engine.

How urgent is CVE-2022-28884?

Priority 30/100. On your watchlist

Related CVEs

CVE-2021-33597 LOW 3.5 MITIGATE MITIGATE A Denial-of-Service (DoS) vulnerability was discovered in F-Secure Atlant whereby the SAVAPI component used in

References

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