SB2022040119 - SUSE update for python
Published: April 1, 2022
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 secuirty vulnerabilities.
1) Improper input validation (CVE-ID: CVE-2021-3572)
The vulnerability allows a remote authenticated user to manipulate data.
The vulnerability exists due to improper input validation within the Policy (python-pip) component in Oracle Communications Cloud Native Core Policy. A remote authenticated user can exploit this vulnerability to manipulate data.
2) Server-Side Request Forgery (SSRF) (CVE-ID: CVE-2021-4189)
The disclosed vulnerability allows a remote attacker to perform SSRF attacks.
The vulnerability exists due to insufficient validation of user-supplied input in the FTP (File Transfer Protocol) client library when using it in PASV (passive) mode. A remote attacker can set up a malicious FTP server, trick the FTP client in Python into connecting back to a given IP address and port, which can lead to FTP client scanning ports which otherwise would not have been possible.
3) CRLF injection (CVE-ID: CVE-2022-0391)
The vulnerability allows a remote attacker to inject arbitrary data in server response.
The vulnerability exists due to insufficient validation of attacker-supplied data within the urllib.parse module in Python. A remote attacker can pass specially crafted data to the application containing CR-LF characters and modify application behavior.
Remediation
Install update from vendor's website.