How severe is CVE-2022-24381?

CVE-2022-24381 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-2022-24381 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-24381?

CVE-2022-24381 affects Asneg Opc Ua Stack. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-24381?

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-2022-24381 published?

CVE-2022-24381 was published on 2022-08-23 and last updated on 2026-06-17.

CVE-2022-24381

CVE-2022-24381 is a high-severity vulnerability in Asneg Opc Ua Stack 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-770.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-770
Affected product: Asneg Opc Ua Stack
Published: 2022-08-23
Last modified: 2026-06-17

Description

All versions of package asneg/opcuastack are vulnerable to Denial of Service (DoS) due to a missing limitation on the number of received chunks - per single session or in total for all concurrent sessions. An attacker can exploit this vulnerability by sending an unlimited number of huge chunks (e.g. 2GB each) without sending the Final closing chunk.

Frequently asked questions

What is CVE-2022-24381?: All versions of package asneg/opcuastack are vulnerable to Denial of Service (DoS) due to a missing limitation on the number of received chunks - per single session or in total for all concurrent sessions. An attacker can exploit this vulnerability by sending an unlimited number of huge chunks (e.g. 2GB each) without sending the Final closing chunk.
How severe is CVE-2022-24381?: CVE-2022-24381 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-2022-24381 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-24381?: CVE-2022-24381 affects Asneg Opc Ua Stack. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-24381?: 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-2022-24381 published?: CVE-2022-24381 was published on 2022-08-23 and last updated on 2026-06-17.

References

https://security.snyk.io/vuln/SNYK-UNMANAGED-ASNEGOPCUASTACK-2988735

Affected products (1)

cpe:2.3:a:asneg:opc_ua_stack:*:*:*:*:*:*:*:*

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