Apple iOS/iPadOS up to 16.6 Image BLASTPASS buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.2$5k-$25k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Apple iOS and iPadOS up to 16.6. Affected is an unknown function of the component Image Handler. The manipulation leads to buffer overflow. This vulnerability is uniquely identified as CVE-2023-41064. The attack is possible to be carried out remotely. Moreover, an exploit is present. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple iOS and iPadOS up to 16.6 (Smartphone Operating System) and classified as critical. This issue affects an unknown code of the component Image Handler. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 16.6.1 and iPadOS 16.6.1, macOS Monterey 12.6.9, macOS Ventura 13.5.2, iOS 15.7.9 and iPadOS 15.7.9, macOS Big Sur 11.7.10. Processing a maliciously crafted image may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

The weakness was disclosed 09/07/2023 as HT213905. The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2023-41064 since 08/22/2023. 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 11/06/2025). 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 09/11/2023 with a due date of 10/02/2023:

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Upgrading to version 16.6.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Zero-Day.cz (804). citizenlab.ca is providing further details. 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: 7.3
VulDB Meta Temp Score: 7.2

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

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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/iPadOS 16.6.1

Timelineinfo

08/22/2023 🔍
09/07/2023 +16 days 🔍
09/07/2023 +0 days 🔍
11/06/2025 +791 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213905
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2023-41064 (🔍)
GCVE (CVE): GCVE-0-2023-41064
GCVE (VulDB): GCVE-100-239117
scip Labs: https://www.scip.ch/en/?labs.20150917
Misc.: 🔍

Entryinfo

Created: 09/07/2023 23:11
Updated: 11/06/2025 09:50
Changes: 09/07/2023 23:11 (41), 09/08/2023 23:37 (5), 09/08/2023 23:38 (3), 10/04/2023 07:26 (11), 04/29/2024 11:32 (23), 06/07/2024 16:07 (2), 06/21/2024 19:59 (1), 09/09/2024 22:30 (2), 02/04/2025 00:55 (11), 04/22/2025 05:41 (3), 11/06/2025 09:50 (1)
Complete: 🔍
Cache ID: 216::103

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