Executive Summary

Informations
Name CVE-2021-3516 First vendor Publication 2021-06-01
Vendor Cve Last vendor Modification 2021-07-16

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

There's a flaw in libxml2's xmllint in versions before 2.9.11. An attacker who is able to submit a crafted file to be processed by xmllint could trigger a use-after-free. The greatest impact of this flaw is to confidentiality, integrity, and availability.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3516

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-416 Use After Free

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 1
Os 1
Os 1
Os 3

Sources (Detail)

Source Url
CONFIRM https://security.netapp.com/advisory/ntap-20210716-0005/
FEDORA https://lists.fedoraproject.org/archives/list/package-announce@lists.fedorapr...
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedorapr...
GENTOO https://security.gentoo.org/glsa/202107-05
MISC https://bugzilla.redhat.com/show_bug.cgi?id=1954225
https://gitlab.gnome.org/GNOME/libxml2/-/commit/1358d157d0bd83be1dfe356a69213...
https://gitlab.gnome.org/GNOME/libxml2/-/issues/230
MLIST https://lists.debian.org/debian-lts-announce/2021/05/msg00008.html

Alert History

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Date Informations
2021-07-16 21:23:21
  • Multiple Updates
2021-07-16 17:22:57
  • Multiple Updates
2021-07-06 12:40:46
  • Multiple Updates
2021-06-14 13:22:59
  • Multiple Updates
2021-06-11 17:23:01
  • Multiple Updates
2021-06-07 21:23:10
  • Multiple Updates
2021-06-03 01:40:14
  • Multiple Updates
2021-06-02 17:22:46
  • Multiple Updates
2021-06-01 17:22:48
  • First insertion