What’s Vulnerable › Vulnerabilities

CVE-2021-25311

• Severity: critical (CVSS 9.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-01-27 · updated 2026-06-17
• Weakness: CWE-22

Description

condor_credd in HTCondor before 8.9.11 allows Directory Traversal outside the SEC_CREDENTIAL_DIRECTORY_OAUTH directory, as demonstrated by creating a file under /etc that will later be executed by root.

Affected products

• HTCondor: from 8.9.7 before 8.9.11 — fixed in 8.9.11

How to fix

Upgrade to a fixed version: HTCondor 8.9.11. Check the vendor advisory for mitigations.

References

• https://research.cs.wisc.edu/htcondor/security/vulnerabilities/HTCONDOR-2021-0002.html
• https://research.cs.wisc.edu/htcondor/security/vulnerabilities/HTCONDOR-2021-0002.html

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