Microsoft Windows Uniscribe rule information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability has been found in Microsoft Windows 7 SP1/Server 2008 R2 SP1/Server 2008 SP2/Vista SP2 and classified as problematic. Affected is the function usp10!otlChainRuleSetTable::rule of the component Uniscribe. Performing a manipulation results in information disclosure. This vulnerability is identified as CVE-2017-0085. The attack can be initiated remotely. Additionally, an exploit exists. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Microsoft Windows 7 SP1/Server 2008 R2 SP1/Server 2008 SP2/Vista SP2 (Operating System). This affects the function usp10!otlChainRuleSetTable::rule of the component Uniscribe. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality.

The bug was discovered 03/14/2017. The weakness was released 03/14/2017 by Mateusz Jurczyk with Google Security Research as MS17-011 as confirmed bulletin (Technet). It is possible to read the advisory at technet.microsoft.com. This vulnerability is uniquely identified as CVE-2017-0085 since 09/09/2016. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details and a public exploit are known. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

A public exploit has been developed by Google Security Research and been published 6 days after the advisory. The exploit is shared for download at github.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 97732 (MS17-011: Security Update for Microsoft Uniscribe (4013076)), 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 91338 (Microsoft Uniscribe Multiple Remote Code Execution and Information Disclosure Vulnerabilities (MS17-011)).

Applying the patch MS17-011 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.

The vulnerability is also documented in the databases at Exploit-DB (41646), Tenable (97732), SecurityFocus (BID 96652†) and SecurityTracker (ID 1037992†). Entries connected to this vulnerability are available at VDB-98024, VDB-98025, VDB-98026 and VDB-98027. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Support

  • end of life (old version)

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Google Security Research
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 97732
Nessus Name: MS17-011: Security Update for Microsoft Uniscribe (4013076)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802074
OpenVAS Name: Microsoft Uniscribe Multiple Vulnerabilities (4013076)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Patch: MS17-011

Timelineinfo

09/09/2016 🔍
03/14/2017 +186 days 🔍
03/14/2017 +0 days 🔍
03/14/2017 +0 days 🔍
03/14/2017 +0 days 🔍
03/14/2017 +0 days 🔍
03/15/2017 +1 days 🔍
03/16/2017 +1 days 🔍
03/20/2017 +4 days 🔍
03/20/2017 +0 days 🔍
12/24/2024 +2836 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS17-011
Researcher: Mateusz Jurczyk
Organization: Google Security Research
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-0085 (🔍)
GCVE (CVE): GCVE-0-2017-0085
GCVE (VulDB): GCVE-100-98031

OVAL: 🔍

SecurityFocus: 96652 - Microsoft Windows Uniscribe CVE-2017-0085 Information Disclosure Vulnerability
OSVDB: - CVE-2017-0085 - MS17-011 - Microsoft - Windows - Information Disclosure Issue
SecurityTracker: 1037992

scip Labs: https://www.scip.ch/en/?labs.20140213
See also: 🔍

Entryinfo

Created: 03/15/2017 11:59
Updated: 12/24/2024 20:33
Changes: 03/15/2017 11:59 (94), 09/07/2020 13:01 (2), 12/24/2024 20:33 (17)
Complete: 🔍
Cache ID: 216:EDB:103

Be aware that VulDB is the high quality source for vulnerability data.

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