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 classified as critical has been found in Apple Safari up to 10.1.2. This affects an unknown function of the component WebKit. This manipulation causes memory corruption. This vulnerability is tracked as CVE-2017-7104. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple Safari up to 10.1.2 (Web Browser). It has been declared as critical. Affected by this vulnerability is some unknown processing of the component WebKit. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability.

The bug was discovered 09/12/2017. The weakness was disclosed 09/25/2017 with Baidu as HT208116 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is known as CVE-2017-7104 since 03/17/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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 13 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 108703 (FreeBSD : webkit2-gtk3 -- multiple vulnerabilities (1ce95bc7-3278-11e8-b527-00012e582166) (Spectre)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD 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 (108703) and SecurityFocus (BID 100994†). The entries VDB-102678, VDB-107049, VDB-107050 and VDB-107051 are pretty similar. 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: 108703
Nessus Name: FreeBSD : webkit2-gtk3 -- multiple vulnerabilities (1ce95bc7-3278-11e8-b527-00012e582166) (Spectre)
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 🔍
09/25/2017 +12 days 🔍
09/25/2017 +0 days 🔍
09/25/2017 +0 days 🔍
10/22/2017 +27 days 🔍
10/23/2017 +1 days 🔍
03/29/2018 +157 days 🔍
01/19/2021 +1027 days 🔍

Sourcesinfo

Vendor: apple.com

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

CVE: CVE-2017-7104 (🔍)
GCVE (CVE): GCVE-0-2017-7104
GCVE (VulDB): GCVE-100-108457
SecurityFocus: 100994
SecurityTracker: 1039384

See also: 🔍

Entryinfo

Created: 10/23/2017 11:32
Updated: 01/19/2021 21:35
Changes: 10/23/2017 11:32 (68), 11/29/2019 15:16 (13), 01/19/2021 21:32 (3), 01/19/2021 21:35 (3)
Complete: 🔍
Cache ID: 216::103

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

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