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https://issues.apache.org/jira/browse/FLINK-20996?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Flink Jira Bot updated FLINK-20996:
-----------------------------------
Labels: auto-deprioritized-major (was: stale-major)
> Using a cryptographically weak Pseudo Random Number Generator (PRNG)
> --------------------------------------------------------------------
>
> Key: FLINK-20996
> URL: https://issues.apache.org/jira/browse/FLINK-20996
> Project: Flink
> Issue Type: Improvement
> Components: Runtime / State Backends
> Reporter: Ya Xiao
> Priority: Major
> Labels: auto-deprioritized-major
>
> We are a security research team at Virginia Tech. We are doing an empirical
> study about the usefulness of the existing security vulnerability detection
> tools. The following is a reported vulnerability by certain tools. We'll so
> appreciate it if you can give any feedback on it.
> *Vulnerability Description:*
> {color:#172b4d}In file
> {color}[flink/flink-end-to-end-tests/flink-stream-state-ttl-test/src/main/java/org/apache/flink/streaming/tests/verify/AbstractTtlStateVerifier.java,|https://github.com/apache/flink/blob/97bfd049951f8d52a2e0aed14265074c4255ead0/flink-end-to-end-tests/flink-stream-state-ttl-test/src/main/java/org/apache/flink/streaming/tests/verify/AbstractTtlStateVerifier.java]
> use java.util.Random instead of java.security.SecureRandom at Line 39.
> *Security Impact:*
> Java.util.Random is not cryptographically strong and may expose sensitive
> information to certain types of attacks when used in a security context.
> *Useful Resources*:
> [https://cwe.mitre.org/data/definitions/338.html]
> *Solution we suggest:*
> Replace it with SecureRandom
> *Please share with us your opinions/comments if there is any:*
> Is the bug report helpful?
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