CVE-2020-23574
Last modified
CVE-2020-23574 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. When uploading a file in Sysax Multi Server 6.90, an authenticated user can modify the filename="" parameter in the uploadfile_name1.htm form to a length of 368 or more bytes. This will create a buffer overflow condition, causing the application to crash.. EPSS estimates a 0.95% chance of exploitation in the next 30 days.
Description
When uploading a file in Sysax Multi Server 6.90, an authenticated user can modify the filename="" parameter in the uploadfile_name1.htm form to a length of 368 or more bytes. This will create a buffer overflow condition, causing the application to crash.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Sysax | Multi Server | 6.90 |
References
- https://www.hosaka.co.uk/2020/06/08/sysax-multi-server-buffer-overflow/Exploit, Third Party Advisory
- https://www.hosaka.co.uk/2020/06/08/sysax-multi-server-buffer-overflow/Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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