How severe is CVE-2023-48677?

CVE-2023-48677 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-2023-48677 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-2023-48677?

CVE-2023-48677 affects Acronis Cyber Protect Home Office. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-48677?

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-2023-48677 published?

CVE-2023-48677 was published on 2023-12-12 and last updated on 2026-06-17.

CVE-2023-48677

CVE-2023-48677 is a high-severity vulnerability in Acronis Cyber Protect Home Office 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

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-427
Affected product: Acronis Cyber Protect Home Office
Published: 2023-12-12
Last modified: 2026-06-17

Description

Local privilege escalation due to DLL hijacking vulnerability. The following products are affected: Acronis Cyber Protect Home Office (Windows) before build 40901, Acronis Cyber Protect Cloud Agent (Windows) before build 39378, Acronis Cyber Protect 16 (Windows) before build 39938, Acronis True Image OEM (Windows) before build 42575.

Frequently asked questions

What is CVE-2023-48677?: Local privilege escalation due to DLL hijacking vulnerability. The following products are affected: Acronis Cyber Protect Home Office (Windows) before build 40901, Acronis Cyber Protect Cloud Agent (Windows) before build 39378, Acronis Cyber Protect 16 (Windows) before build 39938, Acronis True Image OEM (Windows) before build 42575.
How severe is CVE-2023-48677?: CVE-2023-48677 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-2023-48677 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-2023-48677?: CVE-2023-48677 affects Acronis Cyber Protect Home Office. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-48677?: 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-2023-48677 published?: CVE-2023-48677 was published on 2023-12-12 and last updated on 2026-06-17.

References

https://security-advisory.acronis.com/advisories/SEC-5620

Affected products (1)

cpe:2.3:a:acronis:cyber_protect_home_office:*:*:*:*:*:*:*:*

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