Security restrictions bypass in Apache Airflow



Published: 2022-01-20
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-45230
CWE-ID CWE-264
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Apache Airflow
Web applications / Modules and components for CMS

Vendor Apache Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Security restrictions bypass

EUVDB-ID: #VU59894

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-45230

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote user to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions. A remote user with "can_create" permissions on DAG Runs can create Dag Runs for dags that they don't have "edit" permissions for.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Apache Airflow: 2.0.0 - 2.1.4


CPE2.3 External links

http://lists.apache.org/thread/m778ojn0k595rwco4ht9wjql89mjoxnl

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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