How severe is CVE-2020-37140?

CVE-2020-37140 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2020-37140 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-37140?

CVE-2020-37140 affects Aida64. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-37140?

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

Does CVE-2020-37140 have an EU (EUVD) identifier?

Yes. CVE-2020-37140 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-31030.

When was CVE-2020-37140 published?

CVE-2020-37140 was published on 2026-02-05 and last updated on 2026-06-17.

CVE-2020-37140

CVE-2020-37140 is a medium-severity vulnerability in Aida64 with a CVSS 3.x base score of 5.5. 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-787.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v4: 4.6
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2020-31030
Weakness: CWE-787
Affected product: Aida64
Published: 2026-02-05
Last modified: 2026-06-17

Description

Everest, later referred to as AIDA64, 5.50.2100 contains a denial of service vulnerability that allows local attackers to crash the application by manipulating file open functionality. Attackers can generate a 450-byte buffer of repeated characters and paste it into the file open dialog to trigger an application crash.

Frequently asked questions

What is CVE-2020-37140?: Everest, later referred to as AIDA64, 5.50.2100 contains a denial of service vulnerability that allows local attackers to crash the application by manipulating file open functionality. Attackers can generate a 450-byte buffer of repeated characters and paste it into the file open dialog to trigger an application crash.
How severe is CVE-2020-37140?: CVE-2020-37140 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-37140 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-37140?: CVE-2020-37140 affects Aida64. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-37140?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2020-37140 have an EU (EUVD) identifier?: Yes. CVE-2020-37140 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-31030.
When was CVE-2020-37140 published?: CVE-2020-37140 was published on 2026-02-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:aida64:aida64:5.50.2100:*:*:*:-:*:*:*

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