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

CVE-2017-5402

Disclosure Date: June 11, 2018 •
CVE-2017-5402 CVSS v3 Base Score: 9.8
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

A use-after-free can occur when events are fired for a “FontFace” object after the object has been already been destroyed while working with fonts. This results in a potentially exploitable crash. This vulnerability affects Firefox < 52, Firefox ESR < 45.8, Thunderbird < 52, and Thunderbird < 45.8.

Add Assessment

No one has assessed this topic. Be the first to add your voice to the community.

CVSS V3 Severity and Metrics
Base Score:
9.8 Critical
Impact Score:
5.9
Exploitability Score:
3.9
Vector:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
Firefox 52
Firefox ESR 45.8
Thunderbird 52
Thunderbird 45.8
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown

Vendors

  • debian,
  • mozilla,
  • redhat

Products

  • debian linux 9.0,
  • enterprise linux 5.0,
  • enterprise linux 6.0,
  • enterprise linux 7.0,
  • enterprise linux desktop 5.0,
  • enterprise linux desktop 6.0,
  • enterprise linux desktop 7.0,
  • enterprise linux server 5.0,
  • enterprise linux server 6.0,
  • enterprise linux server 7.0,
  • enterprise linux server aus 7.3,
  • enterprise linux server aus 7.4,
  • enterprise linux server eus 7.3,
  • enterprise linux server eus 7.4,
  • enterprise linux server eus 7.5,
  • enterprise linux workstation 5.0,
  • enterprise linux workstation 6.0,
  • enterprise linux workstation 7.0,
  • firefox,
  • firefox esr,
  • thunderbird
Technical Analysis