CVE-2022-25302: All versions of package asneg/opcuastack are vulnerable to Denial of Service (DoS) due to a missing handler fo

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HIGH 7.5REMOTEMITIGATE

CVE-2022-25302 is a high-severity flaw (CVSS 7.5) affecting opc ua stack. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.9% (top 42%)
CISA exploited list	No
Published	2022-08-23
Last modified	2026-06-17

Publisher (CNA): Snyk · Vendor: opc ua stack project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-08-23 05:15 UTCPublished CVE record published
2026-06-17 04:33 UTCUpdated Record last modified

opc ua stack project opc ua stack MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy opc-ua-stack || rpm -q opc-ua-stack || opc-ua-stack --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-25302?

opc ua stack: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-25302 being exploited?

CVE-2022-25302 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-25302 affect?

CVE-2022-25302 affects opc ua stack. Severity is high (CVSS 7.5). 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

How urgent is CVE-2022-25302?

Priority 46/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2022-24381 HIGH 7.5 MITIGATE All versions of package asneg/opcuastack are vulnerable to Denial of Service (DoS) due to a missing limitation

References

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