What’s Vulnerable › Vulnerabilities

CVE-2017-1000391

• Severity: high (CVSS 7.3 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-01-26 · updated 2026-06-17
• Weakness: CWE-20

Description

Jenkins versions 2.88 and earlier and 2.73.2 and earlier stores metadata related to 'people', which encompasses actual user accounts, as well as users appearing in SCM, in directories corresponding to the user ID on disk. These directories used the user ID for their name without additional escaping, potentially resulting in problems like overwriting of unrelated configuration files.

Affected products

• Jenkins: through 2.73.2; through 2.88

References

• http://www.securityfocus.com/bid/101773
• https://jenkins.io/security/advisory/2017-11-08/
• http://www.securityfocus.com/bid/101773
• https://jenkins.io/security/advisory/2017-11-08/

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