Apple iOS/iPadOS Font information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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5.4$5k-$25k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Apple iOS and iPadOS. This vulnerability affects unknown code of the component Font Handler. The manipulation leads to information disclosure. This vulnerability is uniquely identified as CVE-2024-44240. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Apple iOS and iPadOS (version now known). This issue affects some unknown processing of the component Font Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

The issue was addressed with improved checks. This issue is fixed in iOS 17.7.1 and iPadOS 17.7.1, iOS 18.1 and iPadOS 18.1, macOS Sequoia 15.1, macOS Sonoma 14.7.1, macOS Ventura 13.7.1, tvOS 18.1, visionOS 2.1, watchOS 11.1. Processing a maliciously crafted font may result in the disclosure of process memory.

The weakness was disclosed by The disclosure. The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2024-44240 since 08/20/2024. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 04/07/2026). MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 211697 (macOS 14.x < 14.7.1 Multiple Vulnerabilities (121570)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (211697) and CERT Bund (WID-SEC-2024-3291). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • Apple macOS

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

ADP CISA Base Score: 6.5
ADP CISA Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 211697
Nessus Name: macOS 14.x < 14.7.1 Multiple Vulnerabilities (121570)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/20/2024 🔍
10/28/2024 +69 days 🔍
10/28/2024 +0 days 🔍
04/07/2026 +526 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: support.apple.com
Researcher: The disclosure
Status: Confirmed

CVE: CVE-2024-44240 (🔍)
GCVE (CVE): GCVE-0-2024-44240
GCVE (VulDB): GCVE-100-282197
CERT Bund: WID-SEC-2024-3291 - Apple macOS: Mehrere Schwachstellen

scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 10/28/2024 22:54
Updated: 04/07/2026 11:18
Changes: 10/28/2024 22:54 (56), 11/22/2024 06:12 (2), 03/02/2025 15:54 (3), 08/31/2025 15:10 (7), 04/07/2026 11:18 (22)
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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