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7.5
CVE-2017-7295: Contiki OS may crash devices, causing denial of service
CVE-2017-7295 · published 9 years ago
Summary
The Contiki Operating System version 3.0 can stop working when the simple web server closes a connection. This can be triggered remotely and will make the device freeze or reboot, interrupting service. Update to the latest Contiki release or apply the provided patch to fix the problem.
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 |
|---|---|---|
| contiki-os | contiki |
3.0 cpe:2.3:o:contiki-os:contiki:3.0:*:*:*:*:*:*:* |
Original advisory text
An issue was discovered in Contiki Operating System 3.0. A use-after-free vulnerability exists in httpd-simple.c in cc26xx-web-demo httpd, where upon a connection close event, the http_state struct...
An issue was discovered in Contiki Operating System 3.0. A use-after-free vulnerability exists in httpd-simple.c in cc26xx-web-demo httpd, where upon a connection close event, the http_state structure was not deallocated properly, resulting in a NULL pointer dereference in the output processing function. This resulted in a board crash, which can be used to perform denial of service.
References
- https://gist.github.com/jackmcbride/c9328627f1ee104ce84f3fb7eff42f1e 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-416Use After Free
Timeline
Published28 May 2017
Updated31 Oct 2026
First seen29 Sep 2026
Sources
CVE-2017-7295 · NVD
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