CVE-2021-44198

CVE-2021-44198 is a high-severity vulnerability in Acronis Cyber Protect with a CVSS 3.x base score of 7.8. 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-427.

Key facts

Description

DLL hijacking could lead to local privilege escalation. The following products are affected: Acronis Cyber Protect 15 (Windows) before build 28035

Frequently asked questions

What is CVE-2021-44198?
DLL hijacking could lead to local privilege escalation. The following products are affected: Acronis Cyber Protect 15 (Windows) before build 28035
How severe is CVE-2021-44198?
CVE-2021-44198 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-44198 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-44198?
CVE-2021-44198 primarily affects Acronis Cyber Protect. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-44198?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-44198 published?
CVE-2021-44198 was published on 2021-11-29 and last updated on 2026-06-17.

References

Affected products (4)

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