What’s Vulnerable › Vulnerabilities

CVE-2020-35451: Oozie local privilege escalation

• Severity: medium (CVSS 4.7 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-03-09 · updated 2026-06-17
• Weakness: CWE-377

Description

There is a race condition in OozieSharelibCLI in Apache Oozie before version 5.2.1 which allows a malicious attacker to replace the files in Oozie's sharelib during it's creation.

Affected products

• Apache Software Foundation Apache Oozie: before 5.2.1 — fixed in 5.2.1

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache Oozie 5.2.1. Check the vendor advisory for mitigations.

References

• http://www.openwall.com/lists/oss-security/2021/03/09/2
• https://lists.apache.org/thread.html/r8688debdb8b586aab3e53dee2d675fc9212de0ec627a8d3cd43b5ab5%40%3Cuser.oozie.apache.org%3E
• https://lists.apache.org/thread.html/r8688debdb8b586aab3e53dee2d675fc9212de0ec627a8d3cd43b5ab5%40%3Cuser.oozie.apache.org%3E
• https://lists.apache.org/thread.html/r8688debdb8b586aab3e53dee2d675fc9212de0ec627a8d3cd43b5ab5%40%3Cuser.oozie.apache.org%3E
• https://lists.apache.org/thread.html/r8688debdb8b586aab3e53dee2d675fc9212de0ec627a8d3cd43b5ab5%40%3Cuser.oozie.apache.org%3E
• http://www.openwall.com/lists/oss-security/2021/03/09/2
• https://lists.apache.org/thread.html/r8688debdb8b586aab3e53dee2d675fc9212de0ec627a8d3cd43b5ab5%40%3Cuser.oozie.apache.org%3E
• https://lists.apache.org/thread.html/r8688debdb8b586aab3e53dee2d675fc9212de0ec627a8d3cd43b5ab5%40%3Cuser.oozie.apache.org%3E
• https://lists.apache.org/thread.html/r8688debdb8b586aab3e53dee2d675fc9212de0ec627a8d3cd43b5ab5%40%3Cuser.oozie.apache.org%3E
• https://lists.apache.org/thread.html/r8688debdb8b586aab3e53dee2d675fc9212de0ec627a8d3cd43b5ab5%40%3Cuser.oozie.apache.org%3E

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