Apple macOS up to 12.0 FileProvider 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 labeled as critical has been found in Apple macOS up to 12.0. This impacts an unknown function of the component FileProvider. Executing a manipulation can lead to memory corruption. The identification of this vulnerability is CVE-2021-30881. The attack may be launched remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple macOS up to 12.0 (Operating System). It has been declared as critical. This vulnerability affects an unknown part of the component FileProvider. 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 shared 10/25/2021 by Simon Huang as HT212869 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2021-30881. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The advisory points out:

Unpacking a maliciously crafted archive may lead to arbitrary code execution

Upgrading to version 12.0.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

An input validation issue was addressed with improved memory handling.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

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

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: 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: macOS 12.0.1

Timelineinfo

04/13/2021 🔍
10/25/2021 +195 days 🔍
10/25/2021 +0 days 🔍
10/27/2021 +2 days 🔍
10/31/2021 +4 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT212869
Researcher: Simon Huang
Status: Confirmed

CVE: CVE-2021-30881 (🔍)
GCVE (CVE): GCVE-0-2021-30881
GCVE (VulDB): GCVE-100-185524
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 10/27/2021 08:56
Updated: 10/31/2021 13:39
Changes: 10/27/2021 08:56 (18), 10/27/2021 09:00 (29), 10/31/2021 13:39 (2)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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