Microsoft Windows 8.1/10/Server 2012/Server 2012 R2 Reader input validation

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Microsoft Windows 8.1/10/Server 2012/Server 2012 R2. Affected is an unknown function of the component Reader. Executing a manipulation can lead to input validation. This vulnerability is registered as CVE-2016-0046. No exploit is available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability has been found in Microsoft Windows 8.1/10/Server 2012/Server 2012 R2 (Operating System) and classified as critical. This vulnerability affects an unknown part of the component Reader. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Windows Reader in Microsoft Windows 8.1, Windows Server 2012 Gold and R2, and Windows 10 allows remote attackers to execute arbitrary code via a crafted Reader file, aka "Microsoft Windows Reader Vulnerability."

The weakness was published 02/09/2016 with Microsoft as MS16-012 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. This vulnerability was named CVE-2016-0046 since 12/03/2015. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 07/07/2022).

The vulnerability scanner Nessus provides a plugin with the ID 88644 (MS16-012: Security Update for Microsoft Windows PDF Library to Address Remote Code Execution (3138938)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 91162 (Microsoft Windows PDF Library Remote Code Execution Vulnerabilities (MS16-012)).

Applying the patch MS16-012 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. A possible mitigation has been published immediately after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 20823.

The vulnerability is also documented in the databases at Tenable (88644), SecurityFocus (BID 82636†) and Vulnerability Center (SBV-56463†). Similar entry is available at VDB-80859. 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: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 88644
Nessus Name: MS16-012: Security Update for Microsoft Windows PDF Library to Address Remote Code Execution (3138938)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802074
OpenVAS Name: Microsoft Windows PDF Library Remote Code Execution Vulnerabilities (3138938)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Patch: MS16-012
TippingPoint: 🔍
Fortigate IPS: 🔍

Timelineinfo

12/03/2015 🔍
02/08/2016 +67 days 🔍
02/08/2016 +0 days 🔍
02/08/2016 +0 days 🔍
02/09/2016 +0 days 🔍
02/09/2016 +0 days 🔍
02/09/2016 +0 days 🔍
02/10/2016 +0 days 🔍
02/10/2016 +0 days 🔍
07/07/2022 +2339 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS16-012
Organization: Microsoft
Status: Confirmed

CVE: CVE-2016-0046 (🔍)
GCVE (CVE): GCVE-0-2016-0046
GCVE (VulDB): GCVE-100-80860
SecurityFocus: 82636 - Microsoft Windows Reader CVE-2016-0046 Remote Code Execution Vulnerability
SecurityTracker: 1034973
Vulnerability Center: 56463 - [MS16-012] Microsoft Windows Remote Code Execution via a Crafted Reader File - CVE-2016-0046, Critical

scip Labs: https://www.scip.ch/en/?labs.20161215
See also: 🔍

Entryinfo

Created: 02/10/2016 20:14
Updated: 07/07/2022 12:23
Changes: 02/10/2016 20:14 (81), 08/22/2018 09:43 (9), 07/07/2022 12:23 (4)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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