Apple iCloud up to 7.12/10.5 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 classified as critical was found in Apple iCloud up to 7.12/10.5 on Windows. This affects an unknown part of the component WebKit. Executing a manipulation can lead to memory corruption. This vulnerability is tracked as CVE-2019-8684. The attack can be launched remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in Apple iCloud up to 7.12/10.5 on Windows (Cloud Software) and classified as critical. This vulnerability affects an unknown function 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 weakness was disclosed 07/23/2019 with Google Project Zero as HT210357/HT210358 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2019-8684 since 02/18/2019. 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 advisory points out:

Multiple memory corruption issues were addressed with improved memory handling.

Upgrading to version 7.13 or 10.6 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The entries VDB-138556, VDB-138598, VDB-138620 and VDB-138653 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Name

Version

License

Website

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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iCloud 7.13/10.6

Timelineinfo

02/18/2019 🔍
07/23/2019 +155 days 🔍
07/23/2019 +0 days 🔍
07/24/2019 +1 days 🔍
11/07/2023 +1567 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT210357/HT210358
Organization: Google Project Zero
Status: Confirmed

CVE: CVE-2019-8684 (🔍)
GCVE (CVE): GCVE-0-2019-8684
GCVE (VulDB): GCVE-100-138712
See also: 🔍

Entryinfo

Created: 07/24/2019 21:56
Updated: 11/07/2023 12:54
Changes: 07/24/2019 21:56 (63), 07/11/2020 16:25 (1), 11/07/2023 12:54 (4)
Complete: 🔍
Cache ID: 216::103

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