Apple Safari up to 9.0.2 WebKit CSS Link information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple Safari up to 9.0.2. It has been declared as problematic. This affects an unknown part of the component WebKit CSS. Executing a manipulation can lead to information disclosure (Link). This vulnerability is tracked as CVE-2016-1728. The attack can be launched remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Apple Safari up to 9.0.2 (Web Browser). This vulnerability affects some unknown processing of the component WebKit CSS. The manipulation with an unknown input leads to a information disclosure vulnerability (Link). The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality.

The weakness was disclosed 01/15/2016 by Joe Vennix with Apple as HT205730 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2016-1728. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592. The advisory points out:

A privacy issue existed in the handling of the "a:visited button" CSS selector when evaluating the containing element's height. This was addressed through improved validation.

The vulnerability scanner Nessus provides a plugin with the ID 88597 (Mac OS X : Apple Safari < 9.0.3 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 124582 (Apple Safari 9.0.3 Not Installed (APPLE-SA-2016-01-19-3)).

Upgrading to version 9.0.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (88597), SecurityFocus (BID 81263†) and Vulnerability Center (SBV-56044†). The entries VDB-80346, VDB-80347, VDB-80348 and VDB-80349 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Link
Class: Information disclosure / Link
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 88597
Nessus Name: Mac OS X : Apple Safari < 9.0.3 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 12024
OpenVAS Name: Mageia Linux Local Check: mgasa-2016-0116
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Safari 9.0.3

Timelineinfo

01/13/2016 🔍
01/15/2016 +2 days 🔍
01/15/2016 +0 days 🔍
01/19/2016 +4 days 🔍
01/19/2016 +0 days 🔍
01/21/2016 +2 days 🔍
01/22/2016 +1 days 🔍
02/01/2016 +10 days 🔍
02/05/2016 +4 days 🔍
07/06/2022 +2343 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT205730
Researcher: Joe Vennix
Organization: Apple
Status: Confirmed

CVE: CVE-2016-1728 (🔍)
GCVE (CVE): GCVE-0-2016-1728
GCVE (VulDB): GCVE-100-80632
SecurityFocus: 81263 - WebKit Multiple Security Vulnerabilities
SecurityTracker: 1034737
Vulnerability Center: 56044 - Apple iOS <9.2.1 Remote Visited Links Information Disclosure in WebKit CSS, Medium

See also: 🔍

Entryinfo

Created: 01/22/2016 16:56
Updated: 07/06/2022 08:13
Changes: 01/22/2016 16:56 (75), 07/03/2018 09:17 (14), 07/06/2022 08:13 (5)
Complete: 🔍
Cache ID: 216::103

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