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CVE-2021-44199

DLL hijacking could lead to denial of service

MEDIUM
5.5
CVSS Score
Published: November 29, 2021 at 06:19 PM UTC
Updated: June 17, 2026 at 04:12 AM UTC
3 products affected across 1 vendorCyber ProtectAgentCyber Protect Home Office· also runs on 1 platform

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%

Description

DLL hijacking could lead to denial of service. The following products are affected: Acronis Cyber Protect 15 (Windows) before build 28035, Acronis Agent (Windows) before build 27305, Acronis Cyber Protect Home Office (Windows) before build 39612

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Cyber Protect· Acronis
95%
v < 15v < 280351515 update115 update2
Affected range stops below 15, so it looks safe — our inference, not a vendor statement
Affected range stops below 28035, so it looks safe — our inference, not a vendor statement
microsoft-windows (environment)
Agent· Acronis
60%
v < 27305
Affected range stops below 27305, so it looks safe — our inference, not a vendor statement
microsoft-windows (environment)
Cyber Protect Home Office· Acronis
60%
v < 39612
Affected range stops below 39612, so it looks safe — our inference, not a vendor statement
microsoft-windows (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://security-advisory.acronis.com/advisories/SEC-2508

CVSS

5.5MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-427

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