Apple Safari up to 10.1.2 WebKit memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple Safari up to 10.1.2. It has been classified as critical. Affected by this vulnerability is an unknown functionality of the component WebKit. The manipulation leads to memory corruption. This vulnerability is traded as CVE-2017-7093. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Apple Safari up to 10.1.2 (Web Browser). It has been rated as critical. This issue affects an unknown code block of the component WebKit. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability.

The bug was discovered 09/12/2017. The weakness was shared 09/25/2017 with Zero Day Initiative as HT208116 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2017-7093 since 03/17/2017. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The advisory points out:

Multiple memory corruption issues were addressed with improved memory handling.

The vulnerability was handled as a non-public zero-day exploit for at least 8 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 103360 (macOS : Apple Safari < 11.0 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 370577 (Apple iTunes for Windows Prior to 12.7 Multiple Vulnerabilities. (HT208141)).

Upgrading to version 11.0 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 (103360) and SecurityFocus (BID 100994†). The entries VDB-102678, VDB-107049, VDB-107050 and VDB-107051 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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: 103360
Nessus Name: macOS : Apple Safari < 11.0 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802225
OpenVAS Name: Apple iCloud Security Updates(HT208142)
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 11.0

Timelineinfo

03/17/2017 🔍
09/12/2017 +179 days 🔍
09/20/2017 +8 days 🔍
09/25/2017 +5 days 🔍
09/25/2017 +0 days 🔍
09/25/2017 +0 days 🔍
10/22/2017 +27 days 🔍
10/23/2017 +1 days 🔍
01/19/2021 +1184 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT208116
Researcher: Samuel Gro, Niklas Baumstark working with Trend Micro's Zero Day Initiative, Qixun Zhao
Organization: Zero Day Initiative
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-7093 (🔍)
GCVE (CVE): GCVE-0-2017-7093
GCVE (VulDB): GCVE-100-108449
SecurityFocus: 100994 - WebKit Multiple Memory Corruption Vulnerabilities
SecurityTracker: 1039384

See also: 🔍

Entryinfo

Created: 10/23/2017 11:31
Updated: 01/19/2021 20:39
Changes: 10/23/2017 11:31 (79), 11/29/2019 14:16 (5), 01/19/2021 20:34 (3), 01/19/2021 20:39 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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