Executive Summary

Informations
Name CVE-2021-20213 First vendor Publication 2021-03-25
Vendor Cve Last vendor Modification 2021-12-14

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 : (AV:N/AC:M/Au:N/C:N/I:N/A:P)
Cvss Base Score 4.3 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A flaw was found in Privoxy in versions before 3.0.29. Dereference of a NULL-pointer that could result in a crash if accept-intercepted-requests was enabled, Privoxy failed to get the request destination from the Host header and a memory allocation failed.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20213

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-476 NULL Pointer Dereference

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 35

Sources (Detail)

Source Url
GENTOO https://security.gentoo.org/glsa/202107-16
MISC https://bugzilla.redhat.com/show_bug.cgi?id=1928739
https://www.privoxy.org/3.0.29/user-manual/whatsnew.html

Alert History

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Date Informations
2021-12-15 00:23:06
  • Multiple Updates
2021-08-05 01:41:31
  • Multiple Updates
2021-07-08 13:23:02
  • Multiple Updates
2021-05-04 14:08:45
  • Multiple Updates
2021-04-22 03:13:34
  • Multiple Updates
2021-03-29 21:23:13
  • Multiple Updates
2021-03-26 12:36:48
  • First insertion