Apple iCloud up to 7.11 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 has been found in Apple iCloud up to 7.11 on Windows and classified as critical. Impacted is an unknown function of the component WebKit. Performing a manipulation results in memory corruption. This vulnerability is cataloged as CVE-2019-8583. It is possible to initiate the attack remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple iCloud up to 7.11 on Windows (Cloud Software). It has been classified as critical. This affects an unknown part of the component WebKit. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.

The bug was discovered 05/13/2019. The weakness was shared 05/28/2019 by Venustech with Tencent Xuanwu Lab as HT210125 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2019-8583 since 02/18/2019. It is possible to initiate the attack remotely. No form of authentication is needed for 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 15 days. During that time the estimated underground price was around $5k-$25k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371784 (Apple Safari Multiple Vulnerabilities (HT210123)).

Upgrading to version 7.12 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The entries VDB-134869, VDB-134870, VDB-134871 and VDB-134872 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Version

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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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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 7.12

Timelineinfo

02/18/2019 🔍
05/13/2019 +84 days 🔍
05/28/2019 +15 days 🔍
05/28/2019 +0 days 🔍
06/02/2019 +5 days 🔍
09/25/2023 +1576 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT210125
Researcher: Venustech
Organization: Tencent Xuanwu Lab
Status: Confirmed

CVE: CVE-2019-8583 (🔍)
GCVE (CVE): GCVE-0-2019-8583
GCVE (VulDB): GCVE-100-135789
See also: 🔍

Entryinfo

Created: 06/02/2019 18:11
Updated: 09/25/2023 15:51
Changes: 06/02/2019 18:11 (66), 06/18/2020 09:49 (3), 09/25/2023 15:51 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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