How severe is CVE-2024-42013?

CVE-2024-42013 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-42013 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.

How do I fix CVE-2024-42013?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-42013 have an EU (EUVD) identifier?

Yes. CVE-2024-42013 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-39539.

When was CVE-2024-42013 published?

CVE-2024-42013 was published on 2025-01-22 and last updated on 2026-06-17.

CVE-2024-42013

CVE-2024-42013 is a medium-severity vulnerability with a CVSS 3.x base score of 6.4. 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-863.

Key facts

Severity: Medium (CVSS 3.x base score 6.4)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-39539
Weakness: CWE-863
Published: 2025-01-22
Last modified: 2026-06-17

Description

In GRAU DATA Blocky before 3.1, Blocky-Gui has a Client-Side Enforcement of Server-Side Security vulnerability. An attacker with Windows administrative or debugging privileges can patch a binary in memory or on disk to bypass the password login requirement and gain full access to all functions of the program.

Frequently asked questions

What is CVE-2024-42013?: In GRAU DATA Blocky before 3.1, Blocky-Gui has a Client-Side Enforcement of Server-Side Security vulnerability. An attacker with Windows administrative or debugging privileges can patch a binary in memory or on disk to bypass the password login requirement and gain full access to all functions of the program.
How severe is CVE-2024-42013?: CVE-2024-42013 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-42013 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.
How do I fix CVE-2024-42013?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-42013 have an EU (EUVD) identifier?: Yes. CVE-2024-42013 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-39539.
When was CVE-2024-42013 published?: CVE-2024-42013 was published on 2025-01-22 and last updated on 2026-06-17.

References

Other CWE-863 (Incorrect Authorization) vulnerabilities

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CVE-2026-46595 — Critical (CVSS 10.0): Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of…
CVE-2026-33105 — Critical (CVSS 10.0): Improper authorization in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over…
CVE-2026-32213 — Critical (CVSS 10.0): Improper authorization in Azure AI Foundry allows an unauthorized attacker to elevate privileges over a network.

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