CVE-2021-35936

CVSS V2 Medium 5 CVSS V3 Medium 5.3
Description
If remote logging is not used, the worker (in the case of CeleryExecutor) or the scheduler (in the case of LocalExecutor) runs a Flask logging server and is listening on a specific port and also binds on 0.0.0.0 by default. This logging server had no authentication and allows reading log files of DAG jobs. This issue affects Apache Airflow < 2.1.2.
Overview
  • CVE ID
  • CVE-2021-35936
  • Assigner
  • security@apache.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-08-16T08:15:11
  • Last Modified Date
  • 2022-10-07T20:22:24
Weakness Enumerations
CWE URL
CWE-306 http://cwe.mitre.org/data/definitions/306.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:apache:airflow:*:*:*:*:*:*:*:* 1 OR 2.1.2
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • NONE
  • Base Score
  • 5.3
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 1.4
References
Reference URL Reference Tags
https://lists.apache.org/thread.html/r53d6bd7b0a66f92ddaf1313282f10fec802e71246606dd30c16536df%40%3Cusers.airflow.apache.org%3E Mailing List Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-35936
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35936
History
Created Old Value New Value Data Type Notes
2022-05-10 06:56:17 Added to TrackCVE
2022-12-05 08:16:14 2021-08-16T08:15Z 2021-08-16T08:15:11 CVE Published Date updated
2022-12-05 08:16:14 2022-10-07T20:22:24 CVE Modified Date updated
2022-12-05 08:16:14 Analyzed Vulnerability Status updated