Apple macOS up to 13.3.0 WebKit use after free

CVSS Meta Temp Score
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Apple macOS up to 13.3.0. This issue affects some unknown processing of the component WebKit. Executing a manipulation can lead to use after free. This vulnerability appears as CVE-2023-28205. The attack may be performed from remote. In addition, an exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Apple macOS up to 13.3.0 (Operating System) and classified as critical. This vulnerability affects an unknown code block of the component WebKit. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 04/07/2023 by Clément Lecigne as HT213721 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2023-28205. Successful exploitation requires user interaction by the victim. Technical details are unknown but an exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 12/04/2025). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

It is declared as attacked. The vulnerability scanner Nessus provides a plugin with the ID 236758 (Alibaba Cloud Linux 3 : 0040: webkit2gtk3 (ALINUX3-SA-2023:0040)), which helps to determine the existence of the flaw in a target environment. This issue was added on 04/10/2023 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 05/01/2023:

Apply updates per vendor instructions.

Upgrading to version 13.3.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

A use after free issue was addressed with improved memory management.

The vulnerability is also documented in the databases at Zero-Day.cz (761), Tenable (236758), EUVD (EUVD-2023-31913) and CERT Bund (WID-SEC-2023-1185). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Fedora Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • Gentoo Linux
  • SUSE openSUSE
  • Red Hat OpenShift
  • RESF Rocky Linux

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

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

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Use after free
CWE: CWE-416 / 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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Nessus ID: 236758
Nessus Name: Alibaba Cloud Linux 3 : 0040: webkit2gtk3 (ALINUX3-SA-2023:0040)

Zero-Day.cz: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: macOS 13.3.1

Timelineinfo

03/13/2023 🔍
04/07/2023 +24 days 🔍
04/07/2023 +0 days 🔍
04/07/2023 +0 days 🔍
12/04/2025 +972 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213721
Researcher: Clément Lecigne
Status: Confirmed

CVE: CVE-2023-28205 (🔍)
GCVE (CVE): GCVE-0-2023-28205
GCVE (VulDB): GCVE-100-225328
EUVD: 🔍
CERT Bund: WID-SEC-2023-1185 - Red Hat Enterprise Linux: Mehrere Schwachstellen

scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 04/07/2023 23:49
Updated: 12/04/2025 18:17
Changes: 04/07/2023 23:49 (19), 04/07/2023 23:52 (29), 04/26/2023 08:33 (2), 04/26/2023 08:37 (11), 04/28/2024 12:58 (23), 05/15/2024 17:15 (1), 06/13/2024 00:15 (2), 09/09/2024 22:30 (2), 01/29/2025 02:40 (11), 04/27/2025 11:29 (3), 05/15/2025 17:14 (2), 11/30/2025 04:39 (7), 12/04/2025 18:17 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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