SB2020061040 - Multiple vulnerabilities in Django
Published: June 10, 2020
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Cross-site scripting (CVE-ID: CVE-2020-13596)
CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in Query parameters generated by the Django admin "ForeignKeyRawIdWidget". A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
2) Improper Certificate Validation (CVE-ID: CVE-2020-13254)
CWE-ID: CWE-295 - Improper Certificate Validation
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Green
The vulnerability allows a remote attacker to gain access to sensitive information on the system
The vulnerability exists when a memcached backend does not perform key validation. A remote attacker can gain access to sensitive information on the target system.
Remediation
Install update from vendor's website.
References
- https://docs.djangoproject.com/en/3.0/releases/security/
- https://groups.google.com/forum/#!msg/django-announce/pPEmb2ot4Fo/X-SMalYSBAAJ
- https://usn.ubuntu.com/4381-1/
- https://usn.ubuntu.com/4381-2/
- https://www.djangoproject.com/weblog/2020/jun/03/security-releases/
- https://groups.google.com/d/msg/django-announce/pPEmb2ot4Fo/X-SMalYSBAAJ