9.8 - CVE-2021-33304

Executive Summary

Informations
Name	CVE-2021-33304	First vendor Publication	2023-02-15
Vendor	Cve	Last vendor Modification	2025-03-20

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 :
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

Double Free vulnerability in virtualsquare picoTCP v1.7.0 and picoTCP-NG v2.1 in modules/pico_fragments.c in function pico_fragments_reassemble, allows attackers to execute arbitrary code.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33304

CWE : Common Weakness Enumeration

%	Id	Name
100 %	CWE-415	Double Free

CPE : Common Platform Enumeration

Type	Description	Count
Application	Altran Picotcp cpe:2.3:a:altran:picotcp:1.7.0:::::::*	1
Application	Altran Picotcp-Ng cpe:2.3:a:altran:picotcp-ng:2.1:::::::*	1

Sources (Detail)

https://github.com/virtualsquare/picotcp/issues/6

Source	Url

Alert History

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Date	Informations
2025-03-20 17:21:44	Multiple Updates
2024-11-28 13:57:11	Multiple Updates
2023-02-23 09:27:17	Multiple Updates
2023-02-16 17:27:12	Multiple Updates
2023-02-16 00:27:21	First insertion