Same-origin policy bypass in Mozilla Firefox - CVE-2018-12358

 

Same-origin policy bypass in Mozilla Firefox - CVE-2018-12358

Published: June 27, 2018


Vulnerability identifier: #VU13485
CSH Severity: Low
CVSS v4.0: 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-2018-12358
CWE-ID: CWE-601
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 bypass same-origin policy on the target system.

The weakness exists due to open redirect. A remote attacker can use redirect the victim into malicious website, avoid the tainting of cross-origin resources in some instances and read responses which are supposed to be opaque.

How to mitigate CVE-2018-12358

Update to version 61.0.

Sources