Cyber Resilience

CVE-2023-50927

High

Published: 14 February 2024

Published
14 February 2024
Modified
07 January 2025
KEV Added
—
Patch
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CVSS Score v3.1 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
EPSS Score 0.0042 62.2th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-50927 is a high-severity Out-of-bounds Read (CWE-125) vulnerability in Contiki-Ng Contiki-Ng. Its CVSS base score is 8.6 (High).

Operationally, ranked in the top 37.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

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.

CWE(s)
CWE-125

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

contiki-ng
contiki-ng
≤ 4.9

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References