Information disclosure in Apache Airflow



Published: 2020-12-11
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2020-17511
CWE ID CWE-312
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Apache Airflow
Web applications / Modules and components for CMS

Vendor Apache Foundation

Security Advisory

This security advisory describes one low risk vulnerability.

1) Cleartext storage of sensitive information

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2020-17511

CWE-ID: CWE-312 - Cleartext Storage of Sensitive Information

Exploit availability: No

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists when creating an admin user account via Airflow CLI or when creating a Connection with a password field. The user's passwords gets logged in plain text in the Log table in Airflow Metadatase. A local user can view the log table and obtain user passwords.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Apache Airflow: 1.0.0, 1.0.1, 1.1.0, 1.1.1, 1.2.0, 1.3.0, 1.4.0, 1.4.1, 1.5.0, 1.5.1, 1.5.2, 1.6.0, 1.6.1, 1.6.2, 1.7.0, 1.7.1, 1.7.1.1, 1.7.1.2, 1.7.1.3, 1.8.0, 1.8.1, 1.8.2, 1.9.0, 1.10.0, 1.10.1, 1.10.2, 1.10.3, 1.10.4, 1.10.5, 1.10.6, 1.10.7, 1.10.8, 1.10.9, 1.10.10, 1.10.11, 1.10.12

CPE External links

http://seclists.org/oss-sec/2020/q4/206

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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



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