#VU50232 Security restrictions bypass


Published: 2021-02-02 | Updated: 2021-03-22

Vulnerability identifier: #VU50232

Vulnerability risk: Medium

CVSSv3.1:

CVE-ID: CVE-2021-1765

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
WPE WebKit
Server applications / Frameworks for developing and running applications
WebKitGTK+
Server applications / Frameworks for developing and running applications

Vendor: WPE WebKit
WebKitGTK

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to application does not properly impose sanboxing policy in WebKit. A remote attacker can create a specially crafted web page, trick the victim into visiting it and bypass implemented security restrictions.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

WPE WebKit: 2.19.93 - 2.31.90

WebKitGTK+: 2.0.0 - 2.31.90


CPE

External links
http://support.apple.com/en-us/HT212147


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


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