Executive Summary

Informations
Name CVE-2021-23191 First vendor Publication 2022-03-02
Vendor Cve Last vendor Modification 2022-03-10

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Overall CVSS Score 7.8
Base Score 7.8 Environmental Score 7.8
impact SubScore 5.9 Temporal Score 7.8
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required None User Interaction Required
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:M/Au:N/C:P/I:P/A:P)
Cvss Base Score 6.8 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A security issue was found in htmldoc v1.9.12 and before. A NULL pointer dereference in the function image_load_jpeg() in image.cxx may result in denial of service.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23191

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-476 NULL Pointer Dereference

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 4

Sources (Detail)

Source Url
MISC https://bugzilla.redhat.com/show_bug.cgi?id=1967022
https://github.com/michaelrsweet/htmldoc/commit/369b2ea1fd0d0537ba707f20a2f04...
https://github.com/michaelrsweet/htmldoc/issues/415
https://ubuntu.com/security/CVE-2021-23191

Alert History

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0
1
2
Date Informations
2022-03-11 00:23:01
  • Multiple Updates
2022-03-03 17:22:58
  • Multiple Updates
2022-03-03 05:22:56
  • First insertion