Apple iOS up to 9.3.2 libxslt integer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.3$5k-$25k0.00

Summaryinfo

A vulnerability was found in Apple iOS up to 9.3.2. It has been declared as critical. Affected is an unknown function of the component libxslt. Executing a manipulation can lead to integer overflow. The identification of this vulnerability is CVE-2016-1684. The attack may be launched remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Apple iOS up to 9.3.2 (Smartphone Operating System). This vulnerability affects some unknown processing of the component libxslt. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 07/18/2016 by Nicolas Grégoire (OUSPG) with Cisco Talos as HT206902 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2016-1684 since 01/12/2016. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (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 92351 (GLSA-201607-07 : Chromium: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370005 (Google Chrome Prior to 51.0.2704.63 Multiple Vulnerabilities).

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 (92351) and SecurityFocus (BID 90876†). The entries VDB-87648, VDB-87649, VDB-87650 and VDB-87651 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
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: 92351
Nessus Name: GLSA-201607-07 : Chromium: 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: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Upgrade: iOS 9.3.3
Patch: git.gnome.org

Timelineinfo

01/12/2016 🔍
05/25/2016 +134 days 🔍
06/05/2016 +11 days 🔍
07/18/2016 +43 days 🔍
07/18/2016 +0 days 🔍
07/18/2016 +0 days 🔍
07/19/2016 +1 days 🔍
09/05/2022 +2239 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT206902
Researcher: Nicolas Grégoire (OUSPG)
Organization: Cisco Talos
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-1684 (🔍)
GCVE (CVE): GCVE-0-2016-1684
GCVE (VulDB): GCVE-100-89704

OVAL: 🔍

SecurityFocus: 90876 - Google Chrome Prior to 51.0.2704.63 Multiple Security Vulnerabilities
SecurityTracker: 1035981

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

Entryinfo

Created: 07/19/2016 16:33
Updated: 09/05/2022 14:22
Changes: 07/19/2016 16:33 (60), 03/03/2019 09:33 (26), 09/05/2022 14:22 (5)
Complete: 🔍
Cache ID: 216::103

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

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