Apple Xcode up to 14.2 memory corruption

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.8	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Apple Xcode up to 14.2 and classified as critical. Impacted is an unknown function. The manipulation results in memory corruption. This vulnerability was named CVE-2023-27967. The attack needs to be approached locally. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Apple Xcode up to 14.2 (Programming Tool Software). Affected is an unknown code. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The issue was addressed with improved memory handling. This issue is fixed in Xcode 14.3. An app may be able to execute arbitrary code out of its sandbox or with certain elevated privileges

The weakness was presented 05/09/2023 as HT213679. The advisory is shared for download at support.apple.com. This vulnerability is traded as CVE-2023-27967 since 03/08/2023. There are neither technical details nor an exploit publicly available.

Upgrading to version 14.3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-31693). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Programming Tool Software

Vendor

Apple

Name

Xcode

Version

License

commercial

Website

Vendor: https://www.apple.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.6
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Xcode 14.3

Timelineinfo

03/08/2023 🔍
05/09/2023 +61 days 🔍
05/09/2023 +0 days 🔍
11/30/2025 +936 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213679
Status: Confirmed

CVE: CVE-2023-27967 (🔍)
GCVE (CVE): GCVE-0-2023-27967
GCVE (VulDB): GCVE-100-228288
EUVD: 🔍

Entryinfo

Created: 05/09/2023 08:19
Updated: 11/30/2025 06:15
Changes: 05/09/2023 08:19 (41), 05/31/2023 11:29 (11), 11/30/2025 06:15 (16)
Complete: 🔍
Cache ID: 216::103

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