Denial of service in Mozilla Firefox - #VU8110

 

Denial of service in Mozilla Firefox - #VU8110

Published: September 6, 2017


Vulnerability identifier: #VU8110
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: N/A
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Mozilla
Affected software:
Mozilla Firefox

Detailed vulnerability description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to and error insufficient validation of user-supplied input. A remote attacker can trick the victim into opening a specially crafted .pdf file, cause the PDF viewer component to hang and Firefox to use a lot of CPU power.

Successful exploitation of the vulnerability results in denial of service.

Remediation

Update to version 57.

Sources