CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
9.4 | $0-$5k | 0.00 |
A vulnerability was found in Microsoft Office Compatibility Pack (Office Suite Software) (the affected version is unknown). It has been declared as very critical. Affected by this vulnerability is an unknown code. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:
Stack-based buffer overflow in Microsoft Excel 2002 SP3, 2003 SP3, and 2007 SP2; Office 2004 for Mac; Excel Viewer SP2; and Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2 allows remote attackers to execute arbitrary code via vectors related to an axis properties record, and improper incrementing of an array index, aka "Excel Array Indexing Vulnerability."
The weakness was presented 02/10/2011 by webDEViL (Website). The advisory is shared at us-cert.gov. This vulnerability is known as CVE-2011-0978. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/17/2021).
A public exploit has been developed by webDEViL and been published 3 months after the advisory. It is possible to download the exploit at exploit-db.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 53374 (MS11-021 / MS11-022 / MS11-023: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (2489279 / 2489283 / 2489293) (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 110132 (Microsoft Excel Remote Code Execution Vulnerabilities (MS11-021)).
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 10819.
The vulnerability is also documented in the databases at X-Force (65588), Tenable (53374) and Exploit-DB (17227). See 4286, 4289, 54584 and 56176 for similar entries.
Product
Type
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
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CVSSv3
VulDB Meta Base Score: 10.0VulDB Meta Temp Score: 9.4
VulDB Base Score: 10.0
VulDB Temp Score: 9.4
VulDB Vector: 🔍
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CVSSv2
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Exploiting
Class: Memory corruptionCWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: webDEViL
Download: 🔍
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Nessus ID: 53374
Nessus Name: MS11-021 / MS11-022 / MS11-023: Vulnerabilities in Microsoft Office Could Allow Remote Code Execution (2489279 / 2489283 / 2489293) (Mac OS X)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
OpenVAS ID: 902410
OpenVAS Name: Microsoft Office Excel Remote Code Execution Vulnerabilities (2489279)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Exploit-DB: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
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Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
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TippingPoint: 🔍
McAfee IPS: 🔍
McAfee IPS Version: 🔍
ISS Proventia IPS: 🔍
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Timeline
02/10/2011 🔍02/10/2011 🔍
02/10/2011 🔍
02/10/2011 🔍
04/13/2011 🔍
04/29/2011 🔍
04/29/2011 🔍
03/20/2015 🔍
10/17/2021 🔍
Sources
Vendor: microsoft.comAdvisory: us-cert.gov
Researcher: webDEViL
Status: Confirmed
CVE: CVE-2011-0978 (🔍)
OVAL: 🔍
X-Force: 65588
Vulnerability Center: 29885 - [MS11-021] Microsoft Office Excel Axis Properties Remote Arbitrary Code Execution Vulnerability, Critical
SecurityFocus: 46225
Secunia: 39122
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍
Entry
Created: 03/20/2015 16:16Updated: 10/17/2021 02:27
Changes: 03/20/2015 16:16 (63), 03/16/2017 15:31 (15), 10/17/2021 02:20 (3), 10/17/2021 02:27 (2)
Complete: 🔍
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