Vulnerability in Apache Airflow
CVE-2023-36543
Apache Airflow, versions before 2.6.3, has a vulnerability where an authenticated user can use crafted input to make the current request hang. It is recommended to upgrade to a version that is not affected
Vulnerability class: ReDoS (Regular Expression Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.016 (74.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000
Affected products
- Apache Airflow
- Apache Software Foundation Airflow — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/apache/airflow/pull/32060 (Patch, patch)
- lists.apache.org/thread/tokfs980504ylgk3cv3hjlnrtbv4tng4 (vendor-advisory, Patch, Mailing List, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-36543?
- CVE-2023-36543 is a medium-severity vulnerability in Apache Airflow, classified under Inefficient Regular Expression Complexity. CVSS score: 6.5/10. Published 2023-07-12.
- How severe is CVE-2023-36543?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2023-36543 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.