Advisory [CVE-2023-24998] Apache Commons FileUpload, Apache Tomcat: FileUpload DoS with excessive parts
This Apache Software Foundation security advisory covers CVE-2023-24998 affecting Apache Commons FileUpload, Apache Tomcat.
Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.
VulniPulse record published
Summary
Apache Commons FileUpload before 1.5 does not limit the number of request parts to be processed resulting in the possibility of an attacker triggering a DoS with a malicious upload or series of uploads.
Note that, like all of the file upload limits, the new configuration option (FileUploadBase#setFileCountMax) is not
enabled by default and must be explicitly configured.
Affected products named by the advisory: Apache Tomcat.
Is CVE-2023-24998 exploited?
No exploitation is reported in the sources VulniPulse tracks: CVE-2023-24998 is not in the CISA KEV catalog (checked ) and this advisory does not report exploitation. That is not proof the vulnerability cannot be exploited.
How do I fix CVE-2023-24998?
Upgrade to a fixed release named by Apache:
- 1.5
Confirm against the vendor advisory before you patch.
- Apache Commons FileUpload before 1.5
- Apache Tomcat 11.0.0-M1
- Apache Tomcat 10.0.0-M1 through 10.1.4
- Apache Tomcat 9.0.0-M1 through 9.0.70
- Apache Tomcat 8.5.0 through 8.5.84
Official advisory · medium-confidence parse· fetched 1 month ago·verify at source
Mitigation checklist
- Apache Commons FileUpload before 1.5 does not limit the number of request parts to be processed resulting in the possibility of an attacker triggering a DoS with a malicious upload or series of uploads.
Official advisory · medium-confidence parse· fetched 1 month ago·verify at source
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