Executive Summary

Informations
Name CVE-2023-33973 First vendor Publication 2023-05-30
Vendor Cve Last vendor Modification 2023-06-06

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

RIOT-OS, an operating system for Internet of Things (IoT) devices, contains a network stack with the ability to process 6LoWPAN frames. In versions 2023.01 and prior, an attacker can send a crafted frame which is forwarded by the device. During encoding of the packet a NULL pointer dereference occurs. This crashes the device leading to denial of service. A patch is available at pull request 19678. There are no known workarounds.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-33973

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-476 NULL Pointer Dereference

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 5

Sources (Detail)

Source Url
MISC https://github.com/RIOT-OS/RIOT/blob/f41b4b67b6affca0a8b32edced7f51088696869a...
https://github.com/RIOT-OS/RIOT/blob/f41b4b67b6affca0a8b32edced7f51088696869a...
https://github.com/RIOT-OS/RIOT/blob/f41b4b67b6affca0a8b32edced7f51088696869a...
https://github.com/RIOT-OS/RIOT/blob/f41b4b67b6affca0a8b32edced7f51088696869a...
https://github.com/RIOT-OS/RIOT/blob/f41b4b67b6affca0a8b32edced7f51088696869a...
https://github.com/RIOT-OS/RIOT/commit/c9d7863e5664a169035038628029bb07e090c5ff
https://github.com/RIOT-OS/RIOT/pull/19678
https://github.com/RIOT-OS/RIOT/security/advisories/GHSA-r2pv-3jqc-vh7w

Alert History

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Date Informations
2024-02-02 02:46:32
  • Multiple Updates
2024-02-01 12:30:20
  • Multiple Updates
2023-09-05 13:41:18
  • Multiple Updates
2023-09-05 01:29:29
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2023-09-02 13:39:24
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2023-09-02 01:29:56
  • Multiple Updates
2023-08-12 13:44:41
  • Multiple Updates
2023-08-12 01:29:10
  • Multiple Updates
2023-08-11 13:36:43
  • Multiple Updates
2023-08-11 01:30:02
  • Multiple Updates
2023-08-06 13:33:20
  • Multiple Updates
2023-08-06 01:28:48
  • Multiple Updates
2023-08-04 13:33:46
  • Multiple Updates
2023-08-04 01:29:12
  • Multiple Updates
2023-07-14 13:33:27
  • Multiple Updates
2023-07-14 01:28:44
  • Multiple Updates
2023-06-06 21:27:19
  • Multiple Updates
2023-05-31 00:27:17
  • Multiple Updates
2023-05-30 21:26:40
  • First insertion