Apple iOS up to 12.5.5 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 has been found in Apple iOS up to 12.5.5 and classified as critical. Affected is an unknown function of the component WebKit. The manipulation leads to out-of-bounds write. This vulnerability is listed as CVE-2022-32893. The attack may be initiated remotely. In addition, an exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple iOS up to 12.5.5 (Smartphone Operating System) and classified as critical. This issue affects an unknown part of the component WebKit. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability.

The weakness was presented 09/03/2022 as HT213428. The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2022-32893. It demands that the victim is doing some kind of user interaction. Technical details are unknown but an exploit is available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 06/05/2026). It is expected to see the exploit prices for this product increasing in the near future.

It is declared as attacked. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 08/18/2022 with a due date of 09/08/2022:

Apply updates per vendor instructions.

Upgrading to version 12.5.6 eliminates this vulnerability.

The vulnerability is also documented in the databases at Zero-Day.cz (712) and EUVD (EUVD-2022-35959). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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: 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: Attacked

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Zero-Day.cz: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: iOS 12.5.6

Timelineinfo

06/09/2022 🔍
09/03/2022 +86 days 🔍
09/03/2022 +0 days 🔍
06/05/2026 +1371 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213428
Status: Confirmed

CVE: CVE-2022-32893 (🔍)
GCVE (CVE): GCVE-0-2022-32893
GCVE (VulDB): GCVE-100-207833
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 09/03/2022 07:13
Updated: 06/05/2026 13:30
Changes: 09/03/2022 07:13 (42), 10/13/2022 06:51 (2), 04/27/2024 12:26 (24), 06/17/2024 13:03 (2), 06/29/2024 03:08 (12), 09/23/2024 23:45 (1), 04/30/2025 00:05 (3), 06/05/2026 13:30 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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