CVE-2022-25888: Uncontrolled Resource Consumption in opcua

August 24, 2022 (updated August 30, 2022)

The package opcua from 0.0.0 are vulnerable to Denial of Service (DoS) due to a missing limitation on the number of received chunks - per single session or in total for all concurrent sessions. An attacker can exploit this vulnerability by sending an unlimited number of huge chunks (e.g. 2GB each) without sending the Final closing chunk.

References

github.com/advisories/GHSA-8mx2-gqx9-rm7f
github.com/locka99/opcua
github.com/locka99/opcua/pull/216
github.com/locka99/opcua/pull/216/commits/6fb683c5fec46c6dd347824491c4d93a229da695
nvd.nist.gov/vuln/detail/CVE-2022-25888
security.snyk.io/vuln/SNYK-RUST-OPCUA-2988751

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