Microsoft Windows Uniscribe memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.7$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Microsoft Windows 7 SP1/Server 2008 R2 SP1/Server 2008 SP2/Vista SP2. The impacted element is an unknown function of the component Uniscribe. The manipulation results in memory corruption. This vulnerability was named CVE-2017-0088. The attack may be performed from remote. In addition, an exploit is available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability classified as critical has been found in Microsoft Windows 7 SP1/Server 2008 R2 SP1/Server 2008 SP2/Vista SP2 (Operating System). Affected is an unknown function of the component Uniscribe. 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. CVE summarizes:

Uniscribe in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, and Windows 7 SP1 allows remote attackers to execute arbitrary code via a crafted web site, aka "Windows Uniscribe Remote Code Execution Vulnerability."

The bug was discovered 03/14/2017. The weakness was presented 03/14/2017 by Mateusz Jurczyk with Google Project Zero as MS17-011 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. This vulnerability is traded as CVE-2017-0088 since 09/09/2016. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $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 (41651), Tenable (97732), SecurityFocus (BID 96605†) and SecurityTracker (ID 1037992†). See VDB-98024, VDB-98025, VDB-98026 and VDB-98027 for similar entries. Once again VulDB remains the best 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: 8.0
VulDB Meta Temp Score: 7.7

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
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: 🔍

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 🔍
12/24/2024 +2840 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS17-011
Researcher: Mateusz Jurczyk
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-0088 (🔍)
GCVE (CVE): GCVE-0-2017-0088
GCVE (VulDB): GCVE-100-98028

OVAL: 🔍

SecurityFocus: 96605 - Microsoft Windows Uniscribe CVE-2017-0088 Remote Code Execution Vulnerability
OSVDB: - CVE-2017-0088 - MS17-011 - Microsoft - Windows - Code Execution 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 (87), 09/07/2020 12:33 (5), 12/24/2024 20:33 (17)
Complete: 🔍
Cache ID: 216::103

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