CVE-2021-44206 json
Local privilege escalation due to DLL hijacking vulnerability in Acronis Media Builder service
published 2022-02-04 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-31056
- cvss
- 7.3
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 15%
- public exploits
- 0
- none known
Summary
Local privilege escalation due to DLL hijacking vulnerability in Acronis Media Builder service. The following products are affected: Acronis Cyber Protect Home Office (Windows) before build 39612, Acronis True Image 2021 (Windows) before build 39287
Patch / fix
- Acronis Acronis Cyber Protect Home Office 39612
- Acronis Acronis True Image 2021 39287
Exploit prediction
0.24% chance of exploitation in the next 30 days, higher than 15% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 4.4 | AV:L/AC:M/Au:N/C:P/I:P/A:P |
Affected products
- Acronis Acronis Cyber Protect Home Office
- Acronis Acronis True Image 2021
Classification
- Weakness
-
- CWE-427 Uncontrolled Search Path Element
References
-
security-advisory.acronis.com
/advisories/SEC-3058
vendor-advisory
Sources
- CVE List CVE-2021-44206
- NVD CVE-2021-44206
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.