CVE-2016-1692 - Improper Access Control

Severity

43%

Complexity

86%

Confidentiality

48%

WebKit/Source/core/css/StyleSheetContents.cpp in Blink, as used in Google Chrome before 51.0.2704.63, permits cross-origin loading of CSS stylesheets by a ServiceWorker even when the stylesheet download has an incorrect MIME type, which allows remote attackers to bypass the Same Origin Policy via a crafted web site.

WebKit/Source/core/css/StyleSheetContents.cpp in Blink, as used in Google Chrome before 51.0.2704.63, permits cross-origin loading of CSS stylesheets by a ServiceWorker even when the stylesheet download has an incorrect MIME type, which allows remote attackers to bypass the Same Origin Policy via a crafted web site.

CVSS 3.0 Base Score 5.3. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N).

CVSS 2.0 Base Score 4.3. CVSS Attack Vector: network. CVSS Attack Complexity: medium. CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N).

Overview

First reported 8 years ago

2016-06-05 23:59:00

Last updated 6 years ago

2018-10-30 16:27:00

Affected Software

Canonical Ubuntu Linux 14.04 LTS (Long-Term Support)

14.04

Canonical Ubuntu Linux 15.10

15.10

Canonical Ubuntu Linux 16.04 LTS (Long-Term Support)

16.04

Debian Linux 8.0 (Jessie)

8.0

openSUSE Leap 42.1

42.1

OpenSUSE 13.2

13.2

Red Hat Enterprise Linux Desktop 6.0

6.0

Red Hat Enterprise Linux Server 6.0

6.0

Red Hat Enterprise Linux Workstation 6.0

6.0

SUSE Linux Enterprise 12.0

12.0

References

http://googlechromereleases.blogspot.com/2016/05/stable-channel-update_25.html

Vendor Advisory

openSUSE-SU-2016:1430

Third Party Advisory

openSUSE-SU-2016:1433

Third Party Advisory

openSUSE-SU-2016:1496

Third Party Advisory

DSA-3590

Third Party Advisory

90876

1035981

Third Party Advisory

USN-2992-1

Third Party Advisory

RHSA-2016:1190

Third Party Advisory

https://codereview.chromium.org/1861243002

Issue Tracking

https://crbug.com/598077

Permissions Required

GLSA-201607-07

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