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CVE-2020-2099

high CVSS 8.6 EPSS 1.0%

Jenkins 2.213 and earlier, LTS 2.204.1 and earlier 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.

Versions it affects

Software versions checked with the free lookup that CVE-2020-2099 applies to, and the release that fixes it where the sources name one.

Jenkins 1.509

At a glance

Severity
High
CVSS base score
8.6 out of 10
Known exploited
Not in CISA's catalogue of exploited vulnerabilities
EPSS
1.0% probability of exploitation in the next 30 days, higher than 62% of scored vulnerabilities
Weakness
CWE-330
Published
2020-01-29
NVD CVE.org

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