Data Handling in WebKitGTK+ - CVE-2019-11070
Published: April 10, 2019 / Updated: July 17, 2020
Vulnerability identifier: #VU31117
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-11070
CWE-ID: CWE-19
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: WebKitGTK
Affected software:
WebKitGTK+
WebKitGTK+
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to manipulate data.
WebKitGTK and WPE WebKit prior to version 2.24.1 failed to properly apply configured HTTP proxy settings when downloading livestream video (HLS, DASH, or Smooth Streaming), an error resulting in deanonymization. This issue was corrected by changing the way livestreams are downloaded.
How to mitigate CVE-2019-11070
Install update from vendor's website.
Sources
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00025.html
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00031.html
- http://packetstormsecurity.com/files/152485/WebKitGTK-WPE-WebKit-URI-Spoofing-Code-Execution.html
- http://www.openwall.com/lists/oss-security/2019/04/11/1
- https://bugs.webkit.org/show_bug.cgi?id=193718
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YO5ZBUWOOXMVZPBYLZRDZF6ZQGBYJERQ/
- https://seclists.org/bugtraq/2019/Apr/21
- https://security.gentoo.org/glsa/201909-05
- https://trac.webkit.org/changeset/243197/webkit
- https://usn.ubuntu.com/3948-1/