Apple tvOS up to 13.3.0 IOAcceleratorFamily memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple tvOS up to 13.3.0. It has been rated as critical. Impacted is an unknown function of the component IOAcceleratorFamily. This manipulation causes memory corruption. This vulnerability is handled as CVE-2020-3837. It is possible to launch the attack on the local host. Additionally, an exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical was found in Apple tvOS up to 13.3.0 (Digital Media Player). Affected by this vulnerability is an unknown function of the component IOAcceleratorFamily. 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 released 01/28/2020 by Brandon Azad with Google Project Zero as HT210920 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is known as CVE-2020-3837. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available. The advisory points out:

A memory corruption issue was addressed with improved memory handling.

It is possible to download the exploit at exploit-db.com. It is declared as attacked. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 06/27/2022 with a due date of 07/18/2022:

Apply updates per vendor instructions.

Upgrading to version 13.3.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Exploit-DB (48035). Entries connected to this vulnerability are available at VDB-150573, VDB-150596, VDB-150621 and VDB-150657. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.9

VulDB Base Score: 8.6
VulDB Temp Score: 8.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector: 🔍

CVSSv2info

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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Access: Public
Status: Attacked
Download: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: tvOS 13.3.1

Timelineinfo

12/18/2019 🔍
01/28/2020 +41 days 🔍
01/28/2020 +0 days 🔍
02/28/2020 +31 days 🔍
05/12/2025 +1900 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT210920
Researcher: Brandon Azad
Organization: Google Project Zero
Status: Confirmed

CVE: CVE-2020-3837 (🔍)
GCVE (CVE): GCVE-0-2020-3837
GCVE (VulDB): GCVE-100-150661
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 02/28/2020 14:57
Updated: 05/12/2025 09:29
Changes: 02/28/2020 14:57 (47), 02/28/2020 15:02 (16), 04/07/2024 08:10 (19), 04/27/2024 09:01 (12), 09/09/2024 22:30 (1), 09/21/2024 08:23 (3), 01/29/2025 20:46 (11), 05/12/2025 09:29 (3)
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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