Apple iOS up to 9.3.2 libxslt memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.6$5k-$25k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Apple iOS up to 9.3.2. This vulnerability affects unknown code of the component libxslt. Such manipulation leads to memory corruption. This vulnerability is listed as CVE-2016-4610. The attack may be performed from remote. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple iOS up to 9.3.2 (Smartphone Operating System) and classified as very critical. Affected by this issue is an unknown part of the component libxslt. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The weakness was presented 07/18/2016 by Nick Wellnhofer as HT206902 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is handled as CVE-2016-4610 since 05/11/2016. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD (estimation calculated on 09/05/2022). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

Multiple memory corruption issues were addressed through improved memory handling.

The vulnerability scanner Nessus provides a plugin with the ID 92494 (Apple TV < 9.2.2 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc. and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370092 (Apple iTunes Prior to 12.4.2 Multiple Vulnerabilities (APPLE-SA-2016-07-18-6)).

Upgrading to version 9.3.3 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 Tenable (92494) and SecurityFocus (BID 91826†). See VDB-89675, VDB-89684, VDB-89686 and VDB-89687 for similar entries. 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: 9.8
VulDB Meta Temp Score: 9.6

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
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: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 92494
Nessus Name: Apple TV < 9.2.2 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities December-2016
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS 9.3.3

Timelineinfo

05/11/2016 🔍
07/18/2016 +68 days 🔍
07/18/2016 +0 days 🔍
07/18/2016 +0 days 🔍
07/19/2016 +1 days 🔍
07/21/2016 +2 days 🔍
07/21/2016 +0 days 🔍
09/05/2022 +2237 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT206902
Researcher: Nick Wellnhofer
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-4610 (🔍)
GCVE (CVE): GCVE-0-2016-4610
GCVE (VulDB): GCVE-100-89708
SecurityFocus: 91826 - Apple iTunes APPLE-SA-2016-07-18-6 Multiple Memory Corruption Vulnerabilities
SecurityTracker: 1036348

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

Entryinfo

Created: 07/19/2016 16:33
Updated: 09/05/2022 14:38
Changes: 07/19/2016 16:33 (70), 03/03/2019 09:42 (13), 09/05/2022 14:38 (4)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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