Apple Safari up to 15.5 WebKit out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$5k-$25k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Apple Safari up to 15.5. The impacted element is an unknown function of the component WebKit. Performing a manipulation results in out-of-bounds write. This vulnerability is known as CVE-2022-32792. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Apple Safari up to 15.5 (Web Browser). This affects an unknown code of the component WebKit. 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 summary by CVE is:

An out-of-bounds write issue was addressed with improved input validation. This issue is fixed in iOS 15.6 and iPadOS 15.6, watchOS 8.7, tvOS 15.6, macOS Monterey 12.5, Safari 15.6. Processing maliciously crafted web content may lead to arbitrary code execution.

The weakness was published 07/20/2022 by Manfred Paul as HT213341 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is uniquely identified as CVE-2022-32792. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 05/23/2025). The advisory points out:

Processing maliciously crafted web content may lead to arbitrary code execution

Upgrading to version 15.6 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 input validation.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-35858). Statistical analysis made it clear that VulDB provides the best quality 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: 7.6
VulDB Meta Temp Score: 7.4

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

NVD Base Score: 8.8
NVD Vector: 🔍

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: 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: Safari 15.6

Timelineinfo

06/09/2022 🔍
07/20/2022 +41 days 🔍
07/20/2022 +0 days 🔍
07/22/2022 +2 days 🔍
05/23/2025 +1036 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213341
Researcher: Manfred Paul
Status: Confirmed

CVE: CVE-2022-32792 (🔍)
GCVE (CVE): GCVE-0-2022-32792
GCVE (VulDB): GCVE-100-204915
EUVD: 🔍

Entryinfo

Created: 07/22/2022 13:10
Updated: 05/23/2025 04:03
Changes: 07/22/2022 13:10 (19), 07/22/2022 13:13 (27), 08/20/2022 12:06 (1), 05/23/2025 01:37 (15), 05/23/2025 04:03 (13)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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