CVE-2019-9183
7.5 · HIGHOverview
CVE-2019-9183 is a high-severity vulnerability affecting contiki-ng contiki-ng. It was published on April 23, 2020 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
An issue was discovered in Contiki-NG through 4.3 and Contiki through 3.0. A buffer overflow is present due to an integer underflow during 6LoWPAN fragment processing in the face of truncated fragments in os/net/ipv6/sicslowpan.c. This results in accesses of unmapped memory, crashing the application. An attacker can cause a denial-of-service via a crafted 6LoWPAN frame.
Remediation
Check the references section for vendor advisories and patches from contiki-ng. Update contiki-ng to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| contiki-ng | contiki-ng | 0 | Affected |
| contiki-os | contiki | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2019-9183?
CVE-2019-9183 is a high-severity vulnerability affecting contiki-ng contiki-ng. It was published on April 23, 2020 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2019-9183?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2019-9183?
Check the references section for vendor advisories and patches from contiki-ng. Update contiki-ng to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2019-9183?
CyberStrike's AI-powered security agents can automatically detect CVE-2019-9183 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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