CVE-2017-7755
The Firefox installer on Windows can be made to load malicious DLL files stored in the same directory as the installer when it is run. This allows privileged execution if the installer is run with elevated privileges. Note: This attack only affects Windows operating systems. Other operating systems are unaffected. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.
Published:Jun 11, 2018
Last Modified:Nov 25, 2025
EPS:Jun 11, 2018
EPSS Score:0.00687
CVSS Score:7.8
Affected Products
Vendor
Product
Action
Vendor
Microsoft
Product
Windows
Microsoft
Windows
Vendor
Mozilla
Product
Firefox
Mozilla
Firefox
Vendor
Mozilla
Product
Thunderbird
Mozilla
Thunderbird
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
References
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
