How severe is CVE-2020-24213?

CVE-2020-24213 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 high, integrity none, and availability none.

Is CVE-2020-24213 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-24213?

CVE-2020-24213 affects Ygopro Ygocore. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-24213?

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-2020-24213 published?

CVE-2020-24213 was published on 2020-09-23 and last updated on 2026-06-17.

CVE-2020-24213

CVE-2020-24213 is a high-severity vulnerability in Ygopro Ygocore 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-190.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-190
Affected product: Ygopro Ygocore
Published: 2020-09-23
Last modified: 2026-06-17

Description

An integer overflow was discovered in YGOPro ygocore v13.51. Attackers can use it to leak the game server thread's memory.

Frequently asked questions

What is CVE-2020-24213?: An integer overflow was discovered in YGOPro ygocore v13.51. Attackers can use it to leak the game server thread's memory.
How severe is CVE-2020-24213?: CVE-2020-24213 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 high, integrity none, and availability none.
Is CVE-2020-24213 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-24213?: CVE-2020-24213 affects Ygopro Ygocore. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-24213?: 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-2020-24213 published?: CVE-2020-24213 was published on 2020-09-23 and last updated on 2026-06-17.

References

https://github.com/Fluorohydride/ygopro/issues/2314

Affected products (1)

cpe:2.3:a:ygopro:ygocore:1.035.1:*:*:*:*:*:*:*

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