Apple macOS up to 12.3 AVEVideoEncoder out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Apple macOS up to 12.3. This affects an unknown function of the component AVEVideoEncoder. The manipulation results in out-of-bounds write. This vulnerability is reported as CVE-2022-26738. The attack requires a local approach. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical has been found in Apple macOS up to 12.3 (Operating System). Affected is an unknown code block of the component AVEVideoEncoder. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was disclosed 05/16/2022 as HT213257 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability is traded as CVE-2022-26738. The technical details are unknown and an exploit is not available. The advisory points out:

An application may be able to execute arbitrary code with kernel privileges

Upgrading to version 12.4 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

An out-of-bounds write issue was addressed with improved bounds checking.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
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: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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 12.4

Timelineinfo

03/08/2022 🔍
05/16/2022 +68 days 🔍
05/16/2022 +0 days 🔍
05/18/2022 +2 days 🔍
05/28/2022 +10 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213257
Status: Confirmed

CVE: CVE-2022-26738 (🔍)
GCVE (CVE): GCVE-0-2022-26738
GCVE (VulDB): GCVE-100-200142
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 05/18/2022 07:17
Updated: 05/28/2022 12:10
Changes: 05/18/2022 07:17 (18), 05/18/2022 07:20 (28), 05/24/2022 15:57 (1), 05/28/2022 12:10 (1)
Complete: 🔍
Cache ID: 216::103

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