May 23, 2024 · Applied Cybernetics Group
CVE-2020-17519 — Apache Flink
Apache Flink Improper Access Control Vulnerability
- Added to KEV
2024-05-23- Federal due date
2024-06-13- Vendor
- Apache
- Product
- Flink
- EPSS
- 100.0th percentile (score 0.943, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2020-17519
CISA short description
Apache Flink contains an improper access control vulnerability that allows an attacker to read any file on the local filesystem of the JobManager through its REST interface.
Required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.