Microsoft Office 2007 SP3/2010 SP2/2013 RT SP1/2013 SP1 EPS Image input validation

CVSS Meta Temp Score
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6.0$0-$5k0.00

A vulnerability, which was classified as critical, was found in Microsoft Office 2007 SP3/2010 SP2/2013 RT SP1/2013 SP1 (Office Suite Software). Affected is some unknown functionality of the component EPS Image Handler. 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. CVE summarizes:

Microsoft Office 2007 SP3, 2010 SP2, 2013 SP1, and 2013 RT SP1 allows remote attackers to execute arbitrary code via a crafted EPS image, aka "Microsoft Office Malformed EPS File Vulnerability."

The bug was discovered 09/08/2015. The weakness was released 09/08/2015 with FireEye, Inc. as MS15-099 as confirmed bulletin (Technet). The advisory is available at technet.microsoft.com. This vulnerability is traded as CVE-2015-2545 since 03/19/2015. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. Technical details are unknown but an exploit is available.

It is declared as highly functional. As 0-day the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 85879 (MS15-099: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (3089664)), 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 110259 (Microsoft Office Remote Code Execution Vulnerabilities (MS15-099)). This issue was added on 03/03/2022 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 03/24/2022:

Apply updates per vendor instructions.

Applying the patch MS15-099 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 20801.

The vulnerability is also documented in the vulnerability database at Tenable (85879). Entries connected to this vulnerability are available at 77626, 77627, 77628 and 77629.

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CPE 2.3info

CPE 2.2info

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CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
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Exploitinginfo

Class: Input validation
CWE: CWE-20
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Local: No
Remote: Yes

Availability: 🔍
Status: Highly functional
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Nessus ID: 85879
Nessus Name: MS15-099: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (3089664)
Nessus File: 🔍
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OpenVAS ID: 801204
OpenVAS Name: Microsoft Office Suite Remote Code Execution Vulnerabilities (3089664)
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Patch
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Patch: MS15-099
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Timelineinfo

03/19/2015 🔍
09/08/2015 +173 days 🔍
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04/23/2024 +3149 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: MS15-099
Organization: FireEye, Inc.
Status: Confirmed

CVE: CVE-2015-2545 (🔍)
OVAL: 🔍

SecurityTracker: 1033488
Vulnerability Center: 52529 - [MS15-099] Microsoft Office Remote Code Execution Vulnerability via Malformes EPS File - CVE-2015-2545, Critical
SecurityFocus: 76667 - Microsoft Office CVE-2015-2545 Remote Code Execution Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20161013
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Entryinfo

Created: 09/09/2015 10:08
Updated: 04/23/2024 10:50
Changes: 09/09/2015 10:08 (82), 07/29/2019 18:49 (8), 06/14/2022 18:51 (3), 04/23/2024 10:50 (26)
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