RIOT-OS 2020.01 gnrc_rpl_control_messages.c buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in RIOT-OS 2020.01. The affected element is an unknown function of the file /sys/net/gnrc/routing/rpl/gnrc_rpl_control_messages.c. This manipulation causes buffer overflow. The identification of this vulnerability is CVE-2021-27357. There is no exploit available.

Detailsinfo

A vulnerability was found in RIOT-OS 2020.01. It has been declared as critical. Affected by this vulnerability is an unknown code of the file /sys/net/gnrc/routing/rpl/gnrc_rpl_control_messages.c. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 04/07/2021. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2021-27357. Technical details of the vulnerability are known, but there is no available exploit.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / 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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/16/2021 🔍
04/07/2021 +49 days 🔍
04/07/2021 +0 days 🔍
04/11/2021 +4 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2021-27357 (🔍)
GCVE (CVE): GCVE-0-2021-27357
GCVE (VulDB): GCVE-100-172519

Entryinfo

Created: 04/07/2021 07:43
Updated: 04/11/2021 07:14
Changes: 04/07/2021 07:43 (35), 04/11/2021 07:09 (2), 04/11/2021 07:14 (18)
Complete: 🔍
Cache ID: 216::103

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