Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2021-27698 First vendor Publication 2021-04-06
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

RIOT-OS 2021.01 contains a buffer overflow vulnerability in /sys/net/gnrc/routing/rpl/gnrc_rpl_control_messages.c through the _parse_options() function.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27698

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 1

Sources (Detail)

https://github.com/RIOT-OS/RIOT/issues/16085
Source Url

Alert History

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Date Informations
2025-07-15 01:44:16
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2024-11-28 13:54:45
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2023-09-05 13:18:22
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2023-09-05 01:22:54
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2023-09-02 13:17:02
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2023-08-12 13:23:01
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2023-08-12 01:22:27
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2023-08-11 13:15:24
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2023-08-11 01:23:10
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2023-08-06 13:13:26
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2023-08-04 13:13:48
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2023-08-04 01:22:32
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2023-07-14 13:13:49
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2023-07-14 01:22:21
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2023-03-29 02:16:05
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2023-03-28 12:22:35
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2023-03-07 12:58:24
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2021-05-04 14:09:53
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2021-04-22 03:14:39
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2021-04-09 21:23:27
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2021-04-06 17:23:23
  • First insertion