Security restrictions bypass in Mozilla Firefox - CVE-2017-7788
Published: August 14, 2017
Vulnerability identifier: #VU7849
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-7788
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass security restrictions on the target system.
The weakness exists due to insufficient same-origin policies. A remote attacker can trick the victim into visiting a specially crafted website, use a compromised content process and bypass Content Security Policy (CSP) for sandboxed 'about:srcdoc' iframes.
The weakness exists due to insufficient same-origin policies. A remote attacker can trick the victim into visiting a specially crafted website, use a compromised content process and bypass Content Security Policy (CSP) for sandboxed 'about:srcdoc' iframes.
Affected software
Mozilla Firefox
Arch Linux
Ubuntu
Arch Linux
Ubuntu
How to mitigate CVE-2017-7788
Update to version 55.0.