CVE-2023-31047

In Django 3.2 before 3.2.19, 4.x before 4.1.9, and 4.2 before 4.2.1, it was possible to bypass validation when using one form field to upload multiple files. This multiple upload has never been supported by forms.FileField or forms.ImageField (only the last uploaded file was validated). However, Django's "Uploading multiple files" documentation suggested otherwise.

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Security Fix(es):

In Django 3.2 before 3.2.19, 4.x before 4.1.9, and 4.2 before 4.2.1, it was possible to bypass validation when using one form field to upload multiple files. This multiple upload has never been supported by forms.FileField or forms.ImageField (only the last uploaded file was validated). However, Django's "Uploading multiple files" documentation suggested otherwise.(CVE-2023-31047)

In Django 3.2 before 3.2.19, 4.x before 4.1.9, and 4.2 before 4.2.1, it was possible to bypass validation when using one form field to upload multiple files. This multiple upload has never been supported by forms.FileField or forms.ImageField (only the last uploaded file was validated). However, Django's "Uploading multiple files" documentation suggested otherwise.

In Django 3.2 before 3.2.19, 4.x before 4.1.9, and 4.2 before 4.2.1, it was possible to bypass validation when using one form field to upload multiple files. This multiple upload has never been supported by forms.FileField or forms.ImageField (only the last uploaded file was validated). However, Django's "Uploading multiple files" documentation suggested otherwise.

TuxCare rebuilt django to address 1 CVE. Fixed in 4.0.post8+tuxcare.

TuxCare rebuilt django to address 20 CVEs. Fixed in 4.2.post17+tuxcare.

Passing certain inputs (e.g., an excessive number of parts) to multipart forms could result in too many open files or memory exhaustion, and provided a potential vector for a denial-of-service attack. (CVE-2023-24580) Bypass of validation when using one form field to upload multiple files. This multiple upload has never been supported by forms.FileField or forms.ImageField (only the last uploaded file was validated). However, Django's "Uploading multiple files" documentation suggested otherwise. (CVE-2023-31047)

These are all security issues fixed in the python310-Django-4.2.1-1.1 package on the GA media of openSUSE Tumbleweed.

These are all security issues fixed in the python310-Django4-4.2.14-1.1 package on the GA media of openSUSE Tumbleweed.

These are all security issues fixed in the python312-Django6-6.0-1.1 package on the GA media of openSUSE Tumbleweed.

These are all security issues fixed in the python313-Django4-4.2.30-4.1 package on the GA media of openSUSE Tumbleweed.

These are all security issues fixed in the python313-Django-5.2.16-1.1 package on the GA media of openSUSE Tumbleweed.

These are all security issues fixed in the python313-Django5-5.2.16-1.1 package on the GA media of openSUSE Tumbleweed.

In Django 3.2 before 3.2.19, 4.x before 4.1.9, and 4.2 before 4.2.1, it was possible to bypass validation when using one form field to upload multiple files. This multiple upload has never been supported by forms.FileField or forms.ImageField (only the last uploaded file was validated). However, Django's "Uploading multiple files" documentation suggested otherwise.

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Security Fix(es):

• golang: net/http, x/net/http2: rapid stream resets can cause excessive work (CVE-2023-44487) (CVE-2023-39325)

• HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) (CVE-2023-44487)

• GitPython: Insecure non-multi options in clone and clone_from is not blocked (CVE-2023-40267)

• kubeclient: kubeconfig parsing error can lead to MITM attacks (CVE-2022-0759)

• foreman: OS command injection via ct_command and fcct_command (CVE-2022-3874)

• ruby-git: code injection vulnerability (CVE-2022-46648)

• ruby-git: code injection vulnerability (CVE-2022-47318)

• Foreman: Arbitrary code execution through templates (CVE-2023-0118)

• rubygem-activerecord: SQL Injection (CVE-2023-22794)

• openssl: c_rehash script allows command injection (CVE-2022-1292)

• openssl: the c_rehash script allows command injection (CVE-2022-2068)

• Pulp:Tokens stored in plaintext (CVE-2022-3644)

• satellite: Blind SSRF via Referer header (CVE-2022-4130)

• python-future: remote attackers can cause denial of service via crafted Set-Cookie header from malicious web server (CVE-2022-40899)

• golang: net/http: excessive memory growth in a Go server accepting HTTP/2 requests (CVE-2022-41717)

• rubygem-activerecord: Denial of Service (CVE-2022-44566)

• rubygem-rack: denial of service in Content-Disposition parsing (CVE-2022-44570)

• rubygem-rack: denial of service in Content-Disposition parsing (CVE-2022-44571)

• rubygem-rack: denial of service in Content-Disposition parsing (CVE-2022-44572)

• Foreman: Stored cross-site scripting in host tab (CVE-2023-0119)

• puppet: Puppet Server ReDoS (CVE-2023-1894)

• rubygem-actionpack: Denial of Service in Action Dispatch (CVE-2023-22792)

• rubygem-actionpack: Denial of Service in Action Dispatch (CVE-2023-22795)

• rubygem-activesupport: Regular Expression Denial of Service (CVE-2023-22796)

• rubygem-globalid: ReDoS vulnerability (CVE-2023-22799)

• rubygem-rack: Denial of service in Multipart MIME parsing (CVE-2023-27530)

• rubygem-rack: denial of service in header parsing (CVE-2023-27539)

• golang: net/http: insufficient sanitization of Host header (CVE-2023-29406)

• sqlparse: Parser contains a regular expression that is vulnerable to ReDOS (Regular Expression Denial of Service) (CVE-2023-30608)

• python-django: Potential bypass of validation when uploading multiple files using one form field (CVE-2023-31047)

• python-requests: Unintended leak of Proxy-Authorization header (CVE-2023-32681)

• python-django: Potential regular expression denial of service vulnerability in EmailValidator/URLValidator (CVE-2023-36053)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

This update also fixes several bugs and adds various enhancements. Documentation for these changes is available from the Release Notes document linked to in the References section.

This update for python-Django fixes the following issues:

• CVE-2023-31047: Fixed a potential bypass of validation when uploading multiple files using one form field (bsc#1210866).
• CVE-2023-36053: Fixed potential regular expression denial of service vulnerability in EmailValidator/URLValidator (bsc#1212742).

Moataz Al-Sharida and nawaik discovered that Django incorrectly handled uploading multiple files using one form field. A remote attacker could possibly use this issue to bypass certain validations.

USN-6054-1 fixed a vulnerability in Django. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory details:

Moataz Al-Sharida and nawaik discovered that Django incorrectly handled uploading multiple files using one form field. A remote attacker could possibly use this issue to bypass certain validations.