Vulnerability · Published Aug 23, 2022 · Assigned by snyk
CVE-2022-24298Denial of Service (DoS)
High 7.5
In plain English
A high-severity security flaw in FreeOpcUa/freeopcua. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.9%top 38.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
All versions of package freeopcua/freeopcua are vulnerable to Denial of Service (DoS) when bypassing the limitations for excessive memory consumption by sending multiple CloseSession requests with the deleteSubscription parameter equal to False.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | FreeOpcUa/freeopcua | 0 – before unspecified |
References
- https://security.snyk.io/vuln/SNYK-UNMANAGED-FREEOPCUAFREEOPCUA-2988720 x_refsource_MISC
- https://github.com/FreeOpcUa/freeopcua/issues/391 x_refsource_MISC