Executive Summary

Informations
Name CVE-2020-14345 First vendor Publication 2020-09-15
Vendor Cve Last vendor Modification 2021-01-15

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/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 Low 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 : (AV:L/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 4.6 Attack Range Local
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A flaw was found in X.Org Server before xorg-x11-server 1.20.9. An Out-Of-Bounds access in XkbSetNames function may lead to a privilege escalation vulnerability. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14345

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-119 Failure to Constrain Operations within the Bounds of a Memory Buffer

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 4
Os 4

Sources (Detail)

Source Url
GENTOO https://security.gentoo.org/glsa/202012-01
MISC https://bugzilla.redhat.com/show_bug.cgi?id=1862241
https://lists.x.org/archives/xorg-announce/2020-August/003058.html
https://www.zerodayinitiative.com/advisories/ZDI-20-1416/
MLIST http://www.openwall.com/lists/oss-security/2021/01/15/1
UBUNTU https://usn.ubuntu.com/4488-2/
https://usn.ubuntu.com/4490-1/

Alert History

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Date Informations
2021-01-16 00:22:46
  • Multiple Updates
2020-12-09 21:24:03
  • Multiple Updates
2020-12-07 09:22:49
  • Multiple Updates
2020-09-22 21:23:08
  • Multiple Updates
2020-09-16 09:22:49
  • Multiple Updates
2020-09-16 05:22:49
  • Multiple Updates
2020-09-15 21:23:12
  • First insertion