Apple macOS up to 10.12.4 Foundation memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Apple macOS up to 10.12.4. This issue affects some unknown processing of the component Foundation. Executing a manipulation can lead to memory corruption. This vulnerability appears as CVE-2017-2523. The attack may be performed from remote. In addition, an exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Apple macOS up to 10.12.4 (Operating System) and classified as critical. This vulnerability affects an unknown functionality of the component Foundation. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in certain Apple products. iOS before 10.3.2 is affected. macOS before 10.12.5 is affected. tvOS before 10.2.1 is affected. watchOS before 3.2.2 is affected. The issue involves the "Foundation" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via crafted data.

The bug was discovered 05/19/2017. The weakness was presented 05/22/2017 by Ian Beer with Google Project Zero (Website). The advisory is available at support.apple.com. This vulnerability was named CVE-2017-2523 since 12/01/2016. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed by Google Security Research and been published 1 days after the advisory. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 10.12.5 eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (42050) and SecurityFocus (BID 98584†). See VDB-101255, VDB-101256, VDB-101257 and VDB-101258 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.2

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Google Security Research
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Upgrade: macOS 10.12.5

Timelineinfo

12/01/2016 🔍
05/19/2017 +169 days 🔍
05/22/2017 +3 days 🔍
05/22/2017 +0 days 🔍
05/22/2017 +0 days 🔍
05/22/2017 +0 days 🔍
05/23/2017 +1 days 🔍
05/23/2017 +0 days 🔍
02/08/2025 +2818 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: support.apple.com
Researcher: Ian Beer
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-2523 (🔍)
GCVE (CVE): GCVE-0-2017-2523
GCVE (VulDB): GCVE-100-101578
SecurityFocus: 98584 - Apple iOS/macOS/WatchOS/tvOS CVE-2017-2523 Memory Corruption Vulnerability
OSVDB: - CVE-2017-2523 - Apple - Multiple Products - Memory Corruption Issue

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

Entryinfo

Created: 05/22/2017 17:08
Updated: 02/08/2025 09:44
Changes: 05/22/2017 17:08 (70), 10/02/2020 21:20 (8), 02/08/2025 09:44 (16)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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