Apple iOS up to 9.3.2 libxml2 out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Apple iOS up to 9.3.2. This issue affects some unknown processing of the component libxml2. Executing a manipulation can lead to out-of-bounds. This vulnerability appears as CVE-2016-4483. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in Apple iOS up to 9.3.2 (Smartphone Operating System) and classified as critical. This vulnerability affects an unknown function of the component libxml2. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 07/18/2016 by Gustavo Grieco as HT206902 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability was named CVE-2016-4483 since 05/04/2016. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The advisory points out:

Multiple memory corruption issues were addressed through improved memory handling.

The vulnerability scanner Nessus provides a plugin with the ID 93154 (SUSE SLES11 Security Update : libxml2 (SUSE-SU-2016:1604-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 168916 (OpenSuSE Security Update for libxml2 (openSUSE-SU-2016:1594-1)).

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 (93154) and SecurityFocus (BID 90013†). See VDB-80763, VDB-81414, VDB-81506 and VDB-82319 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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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: Out-of-bounds
CWE: CWE-125 / 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: 93154
Nessus Name: SUSE SLES11 Security Update : libxml2 (SUSE-SU-2016:1604-1)
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: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: iOS 9.3.3
Patch: git.gnome.org

Timelineinfo

05/03/2016 🔍
05/04/2016 +1 days 🔍
07/18/2016 +75 days 🔍
07/18/2016 +0 days 🔍
07/19/2016 +1 days 🔍
08/29/2016 +41 days 🔍
04/11/2017 +225 days 🔍
09/05/2022 +1973 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT206902
Researcher: Gustavo Grieco
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-4483 (🔍)
GCVE (CVE): GCVE-0-2016-4483
GCVE (VulDB): GCVE-100-89698

OVAL: 🔍

SecurityFocus: 90013 - Libxml2 'xmlsave.c' Denial of Service Vulnerability
SecurityTracker: 1036348

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

Entryinfo

Created: 07/19/2016 16:33
Updated: 09/05/2022 14:08
Changes: 07/19/2016 16:33 (60), 03/03/2019 09:18 (24), 09/05/2022 14:08 (6)
Complete: 🔍
Cache ID: 216:8A4:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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