Apple iOS up to 10.3.2 WebKit memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.8$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Apple iOS up to 10.3.2. This vulnerability affects unknown code of the component WebKit. Executing a manipulation can lead to memory corruption. This vulnerability is registered as CVE-2017-7061. It is possible to launch the attack remotely. Furthermore, an exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Apple iOS up to 10.3.2 (Smartphone Operating System). This vulnerability affects an unknown functionality of the component WebKit. 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 integrity, and availability.

The bug was discovered 07/19/2017. The weakness was published 07/19/2017 by Zhiyang Zeng (lokihardt) with Google Project Zero as HT207923 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2017-7061 since 03/17/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details are unknown but a public exploit is available. The advisory points out:

Multiple memory corruption issues were addressed with improved memory handling.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 101956 (Apple iTunes < 12.6.2 Multiple Vulnerabilities (macOS) (credentialed check)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196868 (Ubuntu Security Notification for Webkit2gtk Vulnerabilities (USN-3376-1)).

Upgrading to version 10.3.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (42666), Tenable (101956) and SecurityFocus (BID 99885†). Similar entries are available at VDB-104146, VDB-104147, VDB-104143 and VDB-104145. Once again VulDB remains the best 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: 7.1
VulDB Meta Temp Score: 6.9

VulDB Base Score: 5.4
VulDB Temp Score: 4.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 101956
Nessus Name: Apple iTunes < 12.6.2 Multiple Vulnerabilities (macOS) (credentialed check)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802225
OpenVAS Name: Apple iCloud Multiple Vulnerabilities-HT207921 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS 10.3.3

Timelineinfo

03/17/2017 🔍
07/19/2017 +124 days 🔍
07/19/2017 +0 days 🔍
07/19/2017 +0 days 🔍
07/20/2017 +0 days 🔍
07/20/2017 +0 days 🔍
07/20/2017 +0 days 🔍
07/25/2017 +5 days 🔍
06/02/2025 +2869 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207923
Researcher: Zhiyang Zeng (lokihardt)
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-7061 (🔍)
GCVE (CVE): GCVE-0-2017-7061
GCVE (VulDB): GCVE-100-104140
SecurityFocus: 99885 - WebKit Multiple Memory Corruption Vulnerabilities
SecurityTracker: 1038950

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

Entryinfo

Created: 07/20/2017 15:00
Updated: 06/02/2025 11:23
Changes: 07/20/2017 15:00 (80), 10/29/2019 17:24 (10), 01/04/2021 16:14 (3), 06/02/2025 11:23 (15)
Complete: 🔍
Cache ID: 216:63A:103

Once again VulDB remains the best source for vulnerability data.

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