Multiple vulnerabilities in Django



Published: 2021-06-02
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2021-33203
CVE-2021-33571
CWE-ID CWE-22
CWE-918
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Django
Web applications / CMS

Vendor Django Software Foundation

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Path traversal

EUVDB-ID: #VU53741

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2021-33203

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences within the "admindocs" view. A remote authenticated attacker can send a specially crafted HTTP request and read arbitrary files on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Django: 3.1 - 3.2.3, 2.2 - 2.2.23


CPE2.3 External links

http://www.djangoproject.com/weblog/2021/jun/02/security-releases/

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

2) Server-Side Request Forgery (SSRF)

EUVDB-ID: #VU53742

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2021-33571

CWE-ID: CWE-918 - Server-Side Request Forgery (SSRF)

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform SSRF attacks.

The vulnerability exists due to insufficient validation of user-supplied input in the "URLValidator", "validate_ipv4_address()" and "validate_ipv46_address()" . A remote attacker can send a specially crafted HTTP request and trick the application to initiate requests to arbitrary systems.

Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or send malicious requests to other servers from the vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Django: 3.1 - 3.2.3, 2.2 - 2.2.23


CPE2.3 External links

http://www.djangoproject.com/weblog/2021/jun/02/security-releases/

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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