Apple macOS up to 10.15.2 CoreBluetooth memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Apple macOS up to 10.15.2. This affects an unknown function of the component CoreBluetooth. This manipulation causes memory corruption. This vulnerability is registered as CVE-2020-3850. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in Apple macOS up to 10.15.2 (Operating System) and classified as critical. Affected by this vulnerability is some unknown functionality of the component CoreBluetooth. 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 summary by CVE is:

A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.3. A remote attacker may be able to cause unexpected application termination or arbitrary code execution.

The weakness was published 01/28/2020 with Qihoo 360 as HT210919 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is known as CVE-2020-3850. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The advisory points out:

A memory corruption issue was addressed with improved input validation.

Upgrading to version 10.15.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Similar entries are available at VDB-150559, VDB-150560, VDB-150561 and VDB-150562. 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: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
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: macOS 10.15.3

Timelineinfo

12/18/2019 🔍
01/28/2020 +41 days 🔍
01/28/2020 +0 days 🔍
02/28/2020 +31 days 🔍
04/06/2024 +1499 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT210919
Organization: Qihoo 360
Status: Confirmed

CVE: CVE-2020-3850 (🔍)
GCVE (CVE): GCVE-0-2020-3850
GCVE (VulDB): GCVE-100-150565
scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍

Entryinfo

Created: 02/28/2020 13:19
Updated: 04/06/2024 10:06
Changes: 02/28/2020 13:19 (47), 02/28/2020 13:24 (17), 04/06/2024 10:06 (18)
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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