Buffer overflow in Django - CVE-2012-3444
Published: July 31, 2012 / Updated: July 28, 2020
Vulnerability identifier: #VU32760
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2012-3444
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
The get_image_dimensions function in the image-handling functionality in Django before 1.3.2 and 1.4.x before 1.4.1 uses a constant chunk size in all attempts to determine dimensions, which allows remote attackers to cause a denial of service (process or thread consumption) via a large TIFF image.
Affected software
Django
py-django (Alpine package)
Django
Fedora
py-django (Alpine package)
Django
Fedora
How to mitigate CVE-2012-3444
Install update from vendor's website.
Django - update to 1.3.2
py-django (Alpine package) - update to 1.4.1-r0
Django - update to 1.3.2-1.el6
py-django (Alpine package) - update to 1.4.1-r0
Django - update to 1.3.2-1.el6
External References
- http://www.debian.org/security/2012/dsa-2529
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:143
- http://www.openwall.com/lists/oss-security/2012/07/31/1
- http://www.openwall.com/lists/oss-security/2012/07/31/2
- http://www.ubuntu.com/usn/USN-1560-1
- https://www.djangoproject.com/weblog/2012/jul/30/security-releases-issued/