How severe is CVE-2022-25302?

CVE-2022-25302 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-2022-25302 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-2022-25302?

CVE-2022-25302 affects Opc Ua Stack Project Opc Ua Stack. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-25302?

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-2022-25302 published?

CVE-2022-25302 was published on 2022-08-23 and last updated on 2026-06-17.

CVE-2022-25302

CVE-2022-25302 is a high-severity vulnerability in Opc Ua Stack Project 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.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Opc Ua Stack Project 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 handler for failed casting when unvalidated data is forwarded to boost::get function in OpcUaNodeIdBase.h. Exploiting this vulnerability is possible when sending a specifically crafted OPC UA message with a special encoded NodeId.

Frequently asked questions

What is CVE-2022-25302?: All versions of package asneg/opcuastack are vulnerable to Denial of Service (DoS) due to a missing handler for failed casting when unvalidated data is forwarded to boost::get function in OpcUaNodeIdBase.h. Exploiting this vulnerability is possible when sending a specifically crafted OPC UA message with a special encoded NodeId.
How severe is CVE-2022-25302?: CVE-2022-25302 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-2022-25302 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-2022-25302?: CVE-2022-25302 affects Opc Ua Stack Project Opc Ua Stack. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-25302?: 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-2022-25302 published?: CVE-2022-25302 was published on 2022-08-23 and last updated on 2026-06-17.

References

https://security.snyk.io/vuln/SNYK-UNMANAGED-ASNEGOPCUASTACK-2988732

Affected products (1)

cpe:2.3:a:opc_ua_stack_project:opc_ua_stack:*:*:*:*:*:*:*:*