Vulnerability · Published Aug 24, 2022 · Assigned by snyk
CVE-2022-24375Denial of Service (DoS)
High 7.5
In plain English
A high-severity security flaw in node-opcua. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.7% (higher than 77% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)1.7%top 23.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
The package node-opcua before 2.74.0 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 packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | node-opcua | 2.74.0 | GHSA-vh4f-fgpp-x8x2 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | node-opcua | unspecified – before 2.74.0 |
References
- https://github.com/node-opcua/node-opcua/commit/7b5044b3f5866fbedc3efabd05e407352c07bd2f x_refsource_MISC
- https://github.com/node-opcua/node-opcua/pull/1182 x_refsource_MISC
- https://security.snyk.io/vuln/SNYK-JS-NODEOPCUA-2988725 x_refsource_MISC
- https://github.com/node-opcua/node-opcua/commit/3fd46ec156e7718a506be41f3916310b6bdd0407 x_refsource_MISC