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7.5
CVE-2018-8065: Flexense SyncBreeze Enterprise crashes with long HTTP requests
CVE-2018-8065 · published 8 years ago
Summary
The web server in Flexense SyncBreeze Enterprise 10.6.24 can fail when it receives a rapid stream of HTTP requests that contain overly long header values or URLs. This can cause the server process to stop working, denying service to users. Apply the vendor's update or follow their mitigation steps to stop the issue.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| flexense | syncbreeze |
10.6.24 cpe:2.3:a:flexense:syncbreeze:10.6.24:*:*:*:enterprise:*:*:* |
Original advisory text
An issue was discovered in the web server in Flexense SyncBreeze Enterprise 10.6.24. There is a user mode write access violation on the syncbrs.exe memory region that can be triggered by rapidly se...
An issue was discovered in the web server in Flexense SyncBreeze Enterprise 10.6.24. There is a user mode write access violation on the syncbrs.exe memory region that can be triggered by rapidly sending a variety of HTTP requests with long HTTP header values or long URIs.
References
- http://packetstormsecurity.com/files/172676/Flexense-HTTP-Server-10.6.24-Buffer-...
- https://github.com/EgeBalci/Sync_Breeze_Enterprise_10_6_24_-DOS Third Party Advisory
- https://github.com/rapid7/metasploit-framework/pull/9701 Issue Tracking Third Party Advisory
Internet-facing
14 days
Internal
60 days
- Not known to be exploited
- Can be exploited automatically (estimated)
- Gives an attacker partial control (estimated)
Type
CWE-20Improper Input Validation
Timeline
Published12 Mar 2018
Updated29 Sep 2026
First seen29 Sep 2026
Sources
CVE-2018-8065 · NVD
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