CVE-2020-2099: Use of Insufficiently Random Values

January 29, 2020 (updated March 17, 2020)

Jenkins improperly reuses encryption key parameters in the Inbound TCP Agent Protocol/3, allowing unauthorized attackers with knowledge of agent names to obtain the connection secrets for those agents, which can be used to connect to Jenkins, impersonating those agents.

References

jenkins.io/security/advisory/2020-01-29/
nvd.nist.gov/vuln/detail/CVE-2020-2099

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