Apple macOS up to 10.12.4 CoreFoundation 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 was found in Apple macOS up to 10.12.4. It has been classified as critical. Affected by this issue is some unknown functionality of the component CoreFoundation. This manipulation causes memory corruption. This vulnerability is registered as CVE-2017-2522. Remote exploitation of the attack is possible. Furthermore, an exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Apple macOS up to 10.12.4 (Operating System). Affected by this vulnerability is an unknown code block of the component CoreFoundation. 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. The summary by CVE is:

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 "CoreFoundation" 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 published 05/22/2017 by Ian Beer with Google Project Zero (Website). It is possible to read the advisory at support.apple.com. This vulnerability is known as CVE-2017-2522 since 12/01/2016. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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 (42049) and SecurityFocus (BID 98588†). Similar entries are available at VDB-101255, VDB-101256, VDB-101257 and VDB-101258. Be aware that VulDB is the high quality source for vulnerability data.

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: 🔍
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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 🔍
05/19/2017 +0 days 🔍
05/22/2017 +3 days 🔍
05/22/2017 +0 days 🔍
05/22/2017 +0 days 🔍
05/23/2017 +1 days 🔍
05/23/2017 +0 days 🔍
02/03/2025 +2813 days 🔍

Sourcesinfo

Vendor: apple.com

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

CVE: CVE-2017-2522 (🔍)
GCVE (CVE): GCVE-0-2017-2522
GCVE (VulDB): GCVE-100-101575
SecurityFocus: 98588 - Apple iOS/macOS/WatchOS/tvOS CVE-2017-2522 Memory Corruption Vulnerability
OSVDB: - CVE-2017-2522 - Apple - Multiple Products - Memory Corruption Issue

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

Entryinfo

Created: 05/22/2017 17:07
Updated: 02/03/2025 14:23
Changes: 05/22/2017 17:07 (70), 10/02/2020 21:06 (8), 02/03/2025 14:23 (16)
Complete: 🔍
Cache ID: 216::103

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