CVE-2022-25903
Denial of Service (DoS)
HIGH
7.5
CVSS Score
Published: August 24, 2022 at 05:00 AM UTC
Updated: June 17, 2026 at 04:34 AM UTC
1 product affected across 1 vendorOpcua
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Severity
HIGH7.5
Exploit prediction
EPSS 1%
Description
The package opcua from 0.0.0 are vulnerable to Denial of Service (DoS) via the ExtensionObjects and Variants objects, when it allows unlimited nesting levels, which could result in a stack overflow even if the message size is less than the maximum allowed.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Opcua· Opcua Projectcargo
95%v ≥ 0.0.00.0.0
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (3)
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/locka99/opcua/pull/216x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/locka99/opcua/pull/216/commits/e75dada28a40c3fefc4aeee4cdc272e1b748f8ddx_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://security.snyk.io/vuln/SNYK-RUST-OPCUA-2988750CVSS
7.5HIGHsnyk
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-787
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