Multiple vulnerabilities in Apache Airflow

Published: 2022-09-21

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2022-38170 CVE-2022-38054
CWE-ID	CWE-362 CWE-384
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Apache Airflow Web applications / Modules and components for CMS
Vendor	Apache Foundation

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Race condition

EUVDB-ID: #VU67552

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]

CVE-ID: CVE-2022-38170

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

Description

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

The vulnerability exists due to an insecure umask that was configured for numerous Airflow components when running with the `--daemon` flag. A local user can exploit the race condition to allow local users to expose arbitrary file contents via the web server.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Apache Airflow: 0.1 - 2.3.3

CPE2.3

External links

http://lists.apache.org/thread/zn8mbbb1j2od5nc9zhrvb7rpsrg1vvzv
http://www.openwall.com/lists/oss-security/2022/09/02/3
http://www.openwall.com/lists/oss-security/2022/09/02/12

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.

2) Session Fixation

EUVDB-ID: #VU67551

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-38054

CWE-ID: CWE-384 - Session Fixation

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the affected application.

The vulnerability exists due to incorrect processing of authentication sessions in the `database` webserver session backend. A remote attacker can perform session fixation attacks and compromise the web application.