#VU12534 Same-origin policy bypass in Mozilla Firefox - CVE-2018-5157
Published: May 10, 2018
Vulnerability identifier: #VU12534
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-5157
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Mozilla Firefox
Mozilla Firefox
Software vendor:
Mozilla
Mozilla
Description
The vulnerability allows a remote attacker to bypass same-origin policy on the target system.
The weakness exists due to improper input validation. A remote attacker can trick the victim into visiting a specially crafted website, bypass same-origin protections for the PDF viewer and cause a malicious site to intercept messages meant for the viewer and retrieve PDF files restricted to viewing by an authenticated user on a third-party website.
The weakness exists due to improper input validation. A remote attacker can trick the victim into visiting a specially crafted website, bypass same-origin protections for the PDF viewer and cause a malicious site to intercept messages meant for the viewer and retrieve PDF files restricted to viewing by an authenticated user on a third-party website.
Remediation
Update to version 60.0.