Input validation error in Django - CVE-2010-4535
Published: January 10, 2011 / Updated: August 11, 2020
Vulnerability identifier: #VU45482
CSH Severity: Medium
CVSS v4.0: 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/E:U/U:Green
CVE-ID: CVE-2010-4535
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Django Software Foundation
Affected software:
Django
Django
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
The password reset functionality in django.contrib.auth in Django before 1.1.3, 1.2.x before 1.2.4, and 1.3.x before 1.3 beta 1 does not validate the length of a string representing a base36 timestamp, which allows remote attackers to cause a denial of service (resource consumption) via a URL that specifies a large base36 integer.
How to mitigate CVE-2010-4535
Install update from vendor's website.
Sources
- http://code.djangoproject.com/changeset/15032
- http://lists.fedoraproject.org/pipermail/package-announce/2011-January/053041.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-January/053072.html
- http://secunia.com/advisories/42715
- http://secunia.com/advisories/42827
- http://secunia.com/advisories/42913
- http://www.djangoproject.com/weblog/2010/dec/22/security/
- http://www.openwall.com/lists/oss-security/2010/12/23/4
- http://www.openwall.com/lists/oss-security/2011/01/03/5
- http://www.securityfocus.com/bid/45563
- http://www.ubuntu.com/usn/USN-1040-1
- http://www.vupen.com/english/advisories/2011/0048
- http://www.vupen.com/english/advisories/2011/0098
- https://bugzilla.redhat.com/show_bug.cgi?id=665373