Vulnerability Report

CVE-2023-50927

Title: Contiki-Ng Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2023-50927.

CWE Category CWE-125
Published Date Feb 14, 2024
Modified Date Jan 07, 2025
Exploit Status Not Found
Score 8.6 CVSS v3.1
Exploit Probability (EPSS)
0.32%

Vulnerability Summary

CVE-2023-50927: 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.

Impacted Vendors

C
contiki-ng 1
C
contiki-ng_project 1

Reference Links

https://github.com/contiki-ng/contiki-ng/pull/2484 https://github.com/contiki-ng/contiki-ng/security/advisories/GHSA-9423-rgj4-wjfw https://github.com/contiki-ng/contiki-ng/pull/2484 https://github.com/contiki-ng/contiki-ng/security/advisories/GHSA-9423-rgj4-wjfw
CVSS v3.1
Source Entity [email protected]
Severity HIGH
8.6
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
CHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CVSS v3.1
Source Entity [email protected]
Severity HIGH
7.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2023-50927 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Affected Stack

No specific products linked.