How severe is CVE-2024-55543?

CVE-2024-55543 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-2024-55543 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-55543?

CVE-2024-55543 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-2024-55543?

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.

Does CVE-2024-55543 have an EU (EUVD) identifier?

Yes. CVE-2024-55543 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52797.

When was CVE-2024-55543 published?

CVE-2024-55543 was published on 2025-01-02 and last updated on 2026-06-17.

CVE-2024-55543

CVE-2024-55543 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

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-52797
Weakness: CWE-427
Affected product: Acronis Cyber Protect
Published: 2025-01-02
Last modified: 2026-06-17

Description

Local privilege escalation due to DLL hijacking vulnerability. The following products are affected: Acronis Cyber Protect 16 (Windows) before build 39169.

Frequently asked questions

What is CVE-2024-55543?: Local privilege escalation due to DLL hijacking vulnerability. The following products are affected: Acronis Cyber Protect 16 (Windows) before build 39169.
How severe is CVE-2024-55543?: CVE-2024-55543 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-2024-55543 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-55543?: CVE-2024-55543 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-2024-55543?: 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.
Does CVE-2024-55543 have an EU (EUVD) identifier?: Yes. CVE-2024-55543 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52797.
When was CVE-2024-55543 published?: CVE-2024-55543 was published on 2025-01-02 and last updated on 2026-06-17.

References

https://security-advisory.acronis.com/advisories/SEC-6418

Affected products (4)

cpe:2.3:a:acronis:cyber_protect:*:*:*:*:*:*:*:*
cpe:2.3:a:acronis:cyber_protect:16:-:*:*:*:*:*:*
cpe:2.3:a:acronis:cyber_protect:16:update1:*:*:*:*:*:*
cpe:2.3:a:acronis:cyber_protect:16:update2:*:*:*:*:*:*

More vulnerabilities in Acronis Cyber Protect

CVE-2025-30416 — Critical (CVSS 10.0): Sensitive data disclosure and manipulation due to missing authorization. The following products are affected: Acronis…
CVE-2025-30412 — Critical (CVSS 10.0): Sensitive data disclosure and manipulation due to improper authentication. The following products are affected: Acronis…
CVE-2025-30411 — Critical (CVSS 10.0): Sensitive data disclosure and manipulation due to improper authentication. The following products are affected: Acronis…
CVE-2026-28710 — Critical (CVSS 9.8): Sensitive information disclosure and manipulation due to improper authentication. The following products are affected:…
CVE-2024-49388 — Critical (CVSS 9.1): Sensitive information manipulation due to improper authorization. The following products are affected: Acronis Cyber…
CVE-2023-44206 — Critical (CVSS 9.1): Sensitive information disclosure and manipulation due to improper authorization. The following products are affected:…

All CVEs affecting Acronis Cyber Protect →

Other CWE-427 (Uncontrolled Search Path Element) vulnerabilities

CVE-2025-4981 — Critical (CVSS 9.9): Mattermost versions 10.5.x <= 10.5.5, 9.11.x <= 9.11.15, 10.8.x <= 10.8.0, 10.7.x <= 10.7.2, 10.6.x <= 10.6.5 fail to…
CVE-2025-69599 — Critical (CVSS 9.8): RayVentory Scan Engine through 12.6 Update 8 allows attackers to gain privileges if they control the value of the PATH…
CVE-2019-25268 — Critical (CVSS 9.8): NREL BEopt 2.8.0.0 contains a DLL hijacking vulnerability that allows attackers to load arbitrary libraries by tricking…
CVE-2023-53959 — Critical (CVSS 9.8): FileZilla Client 3.63.1 contains a DLL hijacking vulnerability that allows attackers to execute malicious code by…
CVE-2025-65741 — Critical (CVSS 9.8): Sublime Text 3 Build 3208 or prior for MacOS is vulnerable to Dylib Injection. An attacker could compile a .dylib file…
CVE-2024-23054 — Critical (CVSS 9.8): An issue in Plone Docker Official Image 5.2.13 (5221) open-source software that could allow for remote code execution…

Browse all CWE-427 (Uncontrolled Search Path Element) vulnerabilities →