Microsoft Windows up to Vista TrueType Font Parser input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Microsoft Windows up to Vista. This vulnerability affects unknown code of the component TrueType Font Parser. Performing a manipulation results in input validation. This vulnerability is known as CVE-2015-2464. Remote exploitation of the attack is possible. Furthermore, an exploit is available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in Microsoft Windows up to Vista (Operating System). This affects an unknown code of the component TrueType Font Parser. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was published 08/11/2015 by Mateusz Jurczyk with Google Inc. as MS15-080 as confirmed bulletin (Technet). The advisory is shared at technet.microsoft.com. This vulnerability is uniquely identified as CVE-2015-2464 since 03/19/2015. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available.

The exploit is shared for download at securityfocus.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 85347 (Microsoft Silverlight < 5.1.40728.0 Multiple Vulnerabilities (MS15-080) (Mac OS X)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 91085 (Microsoft Graphics Component Remote Code Execution Vulnerability (MS15-080)).

Applying the patch MS15-080 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 20319.

The vulnerability is also documented in the databases at Tenable (85347), SecurityFocus (BID 76240†), SecurityTracker (ID 1033238†) and Vulnerability Center (SBV-51834†). Similar entries are available at VDB-77015, VDB-77016, VDB-77017 and VDB-77018. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

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

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
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: 85347
Nessus Name: Microsoft Silverlight < 5.1.40728.0 Multiple Vulnerabilities (MS15-080) (Mac OS X)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Patch: MS15-080
TippingPoint: 🔍
Fortigate IPS: 🔍

Timelineinfo

03/19/2015 🔍
08/11/2015 +145 days 🔍
08/11/2015 +0 days 🔍
08/11/2015 +0 days 🔍
08/11/2015 +0 days 🔍
08/11/2015 +0 days 🔍
08/12/2015 +1 days 🔍
08/12/2015 +0 days 🔍
08/14/2015 +2 days 🔍
05/23/2025 +3570 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: MS15-080
Researcher: Mateusz Jurczyk
Organization: Google Inc.
Status: Confirmed

CVE: CVE-2015-2464 (🔍)
GCVE (CVE): GCVE-0-2015-2464
GCVE (VulDB): GCVE-100-77025
SecurityFocus: 76240 - Microsoft Windows TrueType Fonts CVE-2015-2464 Remote Code Execution Vulnerability
SecurityTracker: 1033238 - Microsoft Graphics Component Bugs Let Remote Users Execute Arbitrary Code and Remote Authenticated Users Bypass Security Features and Gain Elevated Privileges
Vulnerability Center: 51834 - [MS15-080] Microsoft Window, .NET, Office, Lync and Silverlight Remote Code Execution in OpenType Font Parsing - CVE-2015-2464, Critical

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

Entryinfo

Created: 08/12/2015 11:59
Updated: 05/23/2025 16:38
Changes: 08/12/2015 11:59 (66), 05/03/2019 06:54 (16), 06/08/2022 05:14 (4), 06/08/2022 05:24 (1), 05/23/2025 16:38 (14)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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