Apple iCloud up to 11.2 on Windows ImageIO memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Apple iCloud up to 11.2 on Windows. This affects an unknown function of the component ImageIO. The manipulation results in memory corruption. This vulnerability is reported as CVE-2020-9877. The attack can be launched remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple iCloud up to 11.2 on Windows (Cloud Software). It has been classified as critical. Affected is some unknown functionality of the component ImageIO. 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 weakness was disclosed 08/10/2020 by Xingwei Lin with Ant-financial Light-Year Security Lab as HT211294 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability is traded as CVE-2020-9877. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The advisory points out:

An out-of-bounds read was addressed with improved bounds checking.

Upgrading to version 11.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The entries VDB-159842, VDB-159860, VDB-159872 and VDB-159873 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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 11.3

Timelineinfo

03/02/2020 🔍
08/10/2020 +161 days 🔍
08/10/2020 +0 days 🔍
08/13/2020 +3 days 🔍
11/09/2020 +88 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT211294
Researcher: Xingwei Lin
Organization: Ant-financial Light-Year Security Lab
Status: Confirmed

CVE: CVE-2020-9877 (🔍)
GCVE (CVE): GCVE-0-2020-9877
GCVE (VulDB): GCVE-100-159882
See also: 🔍

Entryinfo

Created: 08/13/2020 15:49
Updated: 11/09/2020 20:04
Changes: 08/13/2020 15:49 (47), 08/13/2020 15:54 (2), 11/09/2020 19:57 (2), 11/09/2020 20:04 (8)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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