Vulnerability · Published Aug 24, 2022 · Assigned by snyk
CVE-2022-25903Denial of Service (DoS)
High 7.5
In plain English
A high-severity security flaw in opcua. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 73% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)1.4%top 26.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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 products (as reported)
References
- https://github.com/locka99/opcua/pull/216 x_refsource_MISC
- https://security.snyk.io/vuln/SNYK-RUST-OPCUA-2988750 x_refsource_MISC
- https://github.com/locka99/opcua/pull/216/commits/e75dada28a40c3fefc4aeee4cdc272e1b748f8dd x_refsource_MISC