Apple iOS up to 9.2.0 WebKit memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.6$5k-$25k0.00

Summaryinfo

A vulnerability has been found in Apple iOS up to 9.2.0 and classified as critical. Impacted is an unknown function of the component WebKit. Performing a manipulation results in memory corruption. This vulnerability is cataloged as CVE-2016-1726. It is possible to initiate the attack remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple iOS up to 9.2.0 (Smartphone Operating System). It has been classified as critical. This affects an unknown part of the component WebKit. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

WebKit, as used in Apple iOS before 9.2.1 and Safari before 9.0.3, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, a different vulnerability than CVE-2016-1723 and CVE-2016-1725.

The weakness was shared 01/19/2016 by Joe Vennix with Apple as HT205732 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2016-1726 since 01/13/2016. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 07/03/2022). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

Multiple memory corruption issues existed in WebKit. These issues were addressed through improved memory handling.

The vulnerability scanner Nessus provides a plugin with the ID 88597 (Mac OS X : Apple Safari < 9.0.3 Multiple Vulnerabilities), 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 124582 (Apple Safari 9.0.3 Not Installed (APPLE-SA-2016-01-19-3)).

Upgrading to version 9.2.1 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 (88597) and SecurityFocus (BID 81263†). The entries VDB-80340, VDB-80341, VDB-80342 and VDB-80343 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.6

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
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: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 88597
Nessus Name: Mac OS X : Apple Safari < 9.0.3 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for webkitgtk4 FEDORA-2016-7
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS 9.2.1

Timelineinfo

01/13/2016 🔍
01/19/2016 +6 days 🔍
01/19/2016 +0 days 🔍
01/19/2016 +0 days 🔍
01/21/2016 +2 days 🔍
02/01/2016 +11 days 🔍
02/05/2016 +4 days 🔍
07/03/2022 +2340 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT205732
Researcher: Joe Vennix
Organization: Apple
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-1726 (🔍)
GCVE (CVE): GCVE-0-2016-1726
GCVE (VulDB): GCVE-100-80349
SecurityFocus: 81263 - WebKit Multiple Security Vulnerabilities
SecurityTracker: 1034737

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

Entryinfo

Created: 01/21/2016 09:35
Updated: 07/03/2022 19:26
Changes: 01/21/2016 09:35 (69), 06/25/2018 09:16 (16), 07/03/2022 19:26 (3)
Complete: 🔍
Cache ID: 216::103

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