How severe is CVE-2022-38221?

CVE-2022-38221 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-38221 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-38221?

CVE-2022-38221 affects The Isle Evrima Project The Isle Evrima. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-38221?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2022-38221 published?

CVE-2022-38221 was published on 2022-08-15 and last updated on 2026-06-17.

CVE-2022-38221

CVE-2022-38221 is a critical-severity vulnerability in The Isle Evrima Project The Isle Evrima with a CVSS 3.x base score of 9.8. 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-120.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (71st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: The Isle Evrima Project The Isle Evrima
Published: 2022-08-15
Last modified: 2026-06-17

Description

A buffer overflow in the FTcpListener thread in The Isle Evrima (the dedicated server on Windows and Linux) 0.9.88.07 before 2022-08-12 allows a remote attacker to crash any server with an accessible RCON port, or possibly execute arbitrary code.

Frequently asked questions

What is CVE-2022-38221?: A buffer overflow in the FTcpListener thread in The Isle Evrima (the dedicated server on Windows and Linux) 0.9.88.07 before 2022-08-12 allows a remote attacker to crash any server with an accessible RCON port, or possibly execute arbitrary code.
How severe is CVE-2022-38221?: CVE-2022-38221 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-38221 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-38221?: CVE-2022-38221 affects The Isle Evrima Project The Isle Evrima. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-38221?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-38221 published?: CVE-2022-38221 was published on 2022-08-15 and last updated on 2026-06-17.

References

https://takethebait.net/discovering-a-buffer-overflow-in-the-isle-evrima-dedicated-server/

Affected products (1)

cpe:2.3:a:the_isle_evrima_project:the_isle_evrima:*:*:*:*:*:*:*:*

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