Vulnerability Description
Contiki-NG is an open-source, cross-platform operating system for Next-Generation IoT devices. An attacker can trigger out-of-bounds reads in the RPL-Lite implementation of the RPL protocol in the Contiki-NG operating system. This vulnerability is caused by insufficient control of the lengths for DIO and DAO messages, in particular when they contain RPL sub-option headers. The problem has been patched in Contiki-NG 4.9. Users are advised to upgrade. Users unable to upgrade should manually apply the code changes in PR #2484.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Contiki-Ng | Contiki-Ng | < 4.9 |
Related Weaknesses (CWE)
References
- https://github.com/contiki-ng/contiki-ng/pull/2484Issue Tracking
- https://github.com/contiki-ng/contiki-ng/security/advisories/GHSA-9423-rgj4-wjfwVendor Advisory
- https://github.com/contiki-ng/contiki-ng/pull/2484Issue Tracking
- https://github.com/contiki-ng/contiki-ng/security/advisories/GHSA-9423-rgj4-wjfwVendor Advisory
FAQ
What is CVE-2023-50927?
CVE-2023-50927 is a vulnerability with a CVSS score of 8.6 (HIGH). Contiki-NG is an open-source, cross-platform operating system for Next-Generation IoT devices. An attacker can trigger out-of-bounds reads in the RPL-Lite implementation of the RPL protocol in the Con...
How severe is CVE-2023-50927?
CVE-2023-50927 has been rated HIGH with a CVSS base score of 8.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-50927?
Check the references section above for vendor advisories and patch information. Affected products include: Contiki-Ng Contiki-Ng.