Origin validation error in WebKitGTK WebKitGTK+

1) Origin validation error

EUVDB-ID: #VU23362

Risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-8515

CWE-ID: CWE-346 - Origin Validation Error

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to the affected software does not properly verify that the source of data or communication is valid when processing maliciously crafted web content. A remote attacker can disclose sensitive user information from another domain.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

WebKitGTK+: 1.2.0 - 2.22.5

WPE WebKit: 0.1 - 2.22.3

CPE2.3

• cpe:2.3:a:webkitgtk:webkitgtk_plus:1.2.0:*:*:*:*:*:*:*
• cpe:2.3:a:webkitgtk:webkitgtk_plus:1.2.1:*:*:*:*:*:*:*
• cpe:2.3:a:webkitgtk:webkitgtk_plus:1.2.2:*:*:*:*:*:*:*
• cpe:2.3:a:webkitgtk:wpe_webkit:0.1:*:*:*:*:*:*:*
• cpe:2.3:a:webkitgtk:wpe_webkit:0.2.0:*:*:*:*:*:*:*
• cpe:2.3:a:webkitgtk:wpe_webkit:0.3.91:*:*:*:*:*:*:*

External links

https://webkitgtk.org/security/WSA-2019-0002.html

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.