Apple iCloud up to 7.1 on Windows WebKit memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Apple iCloud up to 7.1 on Windows. The affected element is an unknown function of the component WebKit. Such manipulation leads to memory corruption. This vulnerability is listed as CVE-2017-7160. The attack may be performed from remote. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple iCloud up to 7.1 on Windows (Cloud Software) and classified as critical. Affected by this issue is an unknown part 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. CVE summarizes:

An issue was discovered in certain Apple products. iOS before 11.2 is affected. Safari before 11.0.2 is affected. iCloud before 7.2 on Windows is affected. iTunes before 12.7.2 on Windows is affected. tvOS before 11.2 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.

The bug was discovered 12/21/2017. The weakness was presented 12/27/2017 (Website). The advisory is shared for download at support.apple.com. This vulnerability is handled as CVE-2017-7160 since 03/17/2017. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $5k-$25k. 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 171677 (SUSE Enterprise Linux Security Update for webkit2gtk3 (SUSE-SU-2018:3387-1)).

Upgrading to version 7.2 eliminates this vulnerability. A possible mitigation has been published 4 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (108703) and SecurityFocus (BID 102775†). See VDB-107051, VDB-108420, VDB-108421 and VDB-108422 for similar entries. 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: 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: 831730
OpenVAS Name: Apple iTunes Security Updates( HT208326 )
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: iCloud 7.2

Timelineinfo

03/17/2017 🔍
12/21/2017 +279 days 🔍
12/27/2017 +6 days 🔍
12/27/2017 +0 days 🔍
12/28/2017 +1 days 🔍
01/23/2018 +25 days 🔍
03/28/2018 +64 days 🔍
03/29/2018 +1 days 🔍
01/19/2023 +1757 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: USN-3551-1
Researcher: Jeonghoon Shin
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-7160 (🔍)
GCVE (CVE): GCVE-0-2017-7160
GCVE (VulDB): GCVE-100-111128
SecurityFocus: 102775

See also: 🔍

Entryinfo

Created: 12/28/2017 09:53
Updated: 01/19/2023 13:15
Changes: 12/28/2017 09:53 (68), 12/28/2019 13:43 (12), 01/28/2021 09:37 (4), 01/19/2023 13:15 (3)
Complete: 🔍
Cache ID: 216::103

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