Apple iCloud up to 10.9.1 on Windows WebKit memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Apple iCloud up to 10.9.1 on Windows. This vulnerability affects unknown code of the component WebKit. Such manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2020-3862. The attack can be launched remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple iCloud up to 10.9.1 on Windows (Cloud Software) and classified as problematic. 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 availability.

The weakness was disclosed 01/29/2020 with Google as HT210947 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is handled as CVE-2020-3862. 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 advisory points out:

A denial of service issue was addressed with improved memory handling.

Upgrading to version 10.9.2 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The entries VDB-150613, VDB-150640, VDB-150654 and VDB-150673 are pretty similar. Once again VulDB remains the best source for vulnerability data.

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: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
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 10.9.2

Timelineinfo

12/18/2019 🔍
01/29/2020 +42 days 🔍
01/29/2020 +0 days 🔍
02/28/2020 +30 days 🔍
05/11/2025 +1899 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT210947
Organization: Google
Status: Confirmed

CVE: CVE-2020-3862 (🔍)
GCVE (CVE): GCVE-0-2020-3862
GCVE (VulDB): GCVE-100-150692
See also: 🔍

Entryinfo

Created: 02/28/2020 15:04
Updated: 05/11/2025 04:29
Changes: 02/28/2020 15:04 (47), 02/28/2020 15:09 (16), 04/07/2024 09:49 (19), 05/11/2025 04:29 (4)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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