Executive Summary

Informations
Name CVE-2019-18281 First vendor Publication 2019-10-23
Vendor Cve Last vendor Modification 2020-02-18

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:L
Overall CVSS Score 4.3
Base Score 4.3 Environmental Score 4.3
impact SubScore 1.4 Temporal Score 4.3
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 Low
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 out-of-bounds memory access in the generateDirectionalRuns() function in qtextengine.cpp in Qt qtbase 5.11.x and 5.12.x before 5.12.5 allows attackers to cause a denial of service by crashing an application via a text file containing many directional characters.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18281

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 1
Os 2

Sources (Detail)

Source Url
BUGTRAQ https://seclists.org/bugtraq/2019/Nov/4
DEBIAN https://www.debian.org/security/2019/dsa-4556
GENTOO https://security.gentoo.org/glsa/202003-60
MISC https://bugreports.qt.io/browse/QTBUG-77819
https://bugs.launchpad.net/ubuntu/+source/qtbase-opensource-src/+bug/1848784
https://codereview.qt-project.org/c/qt/qtbase/+/271889
UBUNTU https://usn.ubuntu.com/4275-1/

Alert History

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0
Date Informations
2020-05-23 02:26:55
  • First insertion