Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
Required
Privileges Required
None
Attack Vector
Network
0

CVE-2019-18281

Disclosure Date: October 23, 2019
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

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.

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CVSS V3 Severity and Metrics
Base Score:
4.3 Medium
Impact Score:
1.4
Exploitability Score:
2.8
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
Required
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
Low

General Information

Vendors

  • debian,
  • qt

Products

  • debian linux 10.0,
  • debian linux 9.0,
  • qtbase
Technical Analysis