Multiple vulnerabilities in Django
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 3 |
| CVE-ID | CVE-2021-45115 CVE-2021-45116 CVE-2021-45452 |
| CWE-ID | CWE-399 CWE-22 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Django Web applications / CMS |
| Vendor | Django Software Foundation |
Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
1) Resource management error
EUVDB-ID: #VU59179
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-45115
CWE-ID:
CWE-399 - Resource Management Errors
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper management of internal resources in UserAttributeSimilarityValidator when evaluating submitted password that were artificially large in relative to the comparison values. A remote attacker can pass specially crafted password to the application and perform a denial of service (DoS) attack.
MitigationInstall updates from vendor's website.
Vulnerable software versionsDjango: 2.0 - 4.0
External linkshttp://www.djangoproject.com/weblog/2022/jan/04/security-releases/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Information exposure through externally-generated error message
EUVDB-ID: #VU59180
Risk: Low
CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-45116
CWE-ID: N/A
Exploit availability: No
DescriptionThe vulnerability allows a remote user to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application while handling error conditions in the dictsort template filter. A remote user can obtain sensitive information on the system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsDjango: 2.0 - 4.0
External linkshttp://www.djangoproject.com/weblog/2022/jan/04/security-releases/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Path traversal
EUVDB-ID: #VU59181
Risk: Low
CVSSv3.1: 2.7 [CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-45452
CWE-ID:
CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Exploit availability: No
DescriptionThe vulnerability allows a remote user to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences in the Storage.save() method. A remote user can pass a specially crafted HTTP filename to the application and write the file outside of the intended directory.
Install update from vendor's website.
Vulnerable software versionsDjango: 2.0 - 4.0
External linkshttp://www.djangoproject.com/weblog/2022/jan/04/security-releases/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
