#VU17161 Cross-site scripting in Apple iOS - CVE-2019-6229

Vulnerability identifier: #VU17161

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-6229

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Apple iOS
Operating systems & Components / Operating system

Vendor: Apple Inc.

Description
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists in the WebKit component due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal the authentication cookies and gain access to the device.

Mitigation
Update to version 12.1.3.

Vulnerable software versions

Apple iOS: 12.0 16A366 - 12.0.1 16A404, 12.1 16B92 - 12.1.2 16C101

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External links
https://support.apple.com/en-us/HT209443

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.