Executive Summary

Informations
Name CVE-2021-30485 First vendor Publication 2021-04-11
Vendor Cve Last vendor Modification 2022-05-16

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Overall CVSS Score 6.5
Base Score 6.5 Environmental Score 6.5
impact SubScore 3.6 Temporal Score 6.5
Exploitabality Sub Score 2.8
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction Required
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

An issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxml_internal_dtd(), while parsing a crafted XML file, performs incorrect memory handling, leading to a NULL pointer dereference while running strcmp() on a NULL pointer.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30485

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-476 NULL Pointer Dereference

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 1

Sources (Detail)

Source Url
MISC https://sourceforge.net/p/ezxml/bugs/25/
MLIST https://lists.debian.org/debian-lts-announce/2021/07/msg00005.html

Alert History

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Date Informations
2022-05-17 00:27:37
  • Multiple Updates
2021-08-05 01:42:48
  • Multiple Updates
2021-07-09 00:23:04
  • Multiple Updates
2021-05-04 14:09:55
  • Multiple Updates
2021-04-22 00:23:16
  • Multiple Updates
2021-04-19 21:23:14
  • Multiple Updates
2021-04-12 17:23:00
  • Multiple Updates
2021-04-11 21:23:19
  • First insertion