Contiki-NG 4.9 out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.8$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Contiki-NG 4.9. Affected by this issue is some unknown functionality. Such manipulation leads to out-of-bounds. This vulnerability is uniquely identified as CVE-2023-50927. The attack can be launched remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Contiki-NG 4.9. Affected by this issue is some unknown functionality. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is availability. CVE summarizes:

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.

The weakness was disclosed 02/14/2024 as GHSA-9423-rgj4-wjfw. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2023-50927 since 12/15/2023. There are neither technical details nor an exploit publicly available.

Upgrading to version 4.9 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.9
VulDB Meta Temp Score: 7.8

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 8.6
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Contiki-NG 4.9
Patch: github.com

Timelineinfo

12/15/2023 🔍
02/14/2024 +61 days 🔍
02/14/2024 +0 days 🔍
01/07/2025 +328 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-9423-rgj4-wjfw
Status: Confirmed

CVE: CVE-2023-50927 (🔍)
GCVE (CVE): GCVE-0-2023-50927
GCVE (VulDB): GCVE-100-253892

Entryinfo

Created: 02/14/2024 21:30
Updated: 01/07/2025 16:14
Changes: 02/14/2024 21:30 (50), 01/07/2025 16:14 (27)
Complete: 🔍
Cache ID: 216::103

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