How severe is CVE-2024-45520?

CVE-2024-45520 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-45520 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-45520?

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-2024-45520 have an EU (EUVD) identifier?

Yes. CVE-2024-45520 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-41732.

When was CVE-2024-45520 published?

CVE-2024-45520 was published on 2024-12-01 and last updated on 2026-06-17.

CVE-2024-45520

CVE-2024-45520 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. 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-125.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (39th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-41732
Weakness: CWE-125
Published: 2024-12-01
Last modified: 2026-06-17

Description

WithSecure Atlant (formerly F-Secure Atlant) 1.0.35-1 allows a remote Denial of Service because of memory corruption during scanning of a PE32 file.

Frequently asked questions

What is CVE-2024-45520?: WithSecure Atlant (formerly F-Secure Atlant) 1.0.35-1 allows a remote Denial of Service because of memory corruption during scanning of a PE32 file.
How severe is CVE-2024-45520?: CVE-2024-45520 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-45520 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-45520?: 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-2024-45520 have an EU (EUVD) identifier?: Yes. CVE-2024-45520 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-41732.
When was CVE-2024-45520 published?: CVE-2024-45520 was published on 2024-12-01 and last updated on 2026-06-17.

References

Other CWE-125 (Out-of-bounds Read) vulnerabilities

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CVE-2017-14451 — Critical (CVSS 10.0): An exploitable out-of-bounds read vulnerability exists in libevm (Ethereum Virtual Machine) of CPP-Ethereum. A…
CVE-2013-0767 — Critical (CVSS 10.0): The nsSVGPathElement::GetPathLengthScale function in Mozilla Firefox before 18.0, Firefox ESR 10.x before 10.0.12 and…

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