2006-1308 | Microsoft Excel code injection (BID-18890 / XFDB-27464)

CVSS Meta Temp Score

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Current Exploit Price (≈)

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CTI Interest Score

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9.1 $5k-$25k 1.16

A vulnerability was found in Microsoft Excel 2000/2002/2003/2004/XP (Spreadsheet Software). It has been classified as very critical. This affects some unknown processing. The manipulation with an unknown input leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-94. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Unspecified vulnerability in Microsoft Excel 2000 through 2004 allows user-assisted attackers to execute arbitrary code via a .xls file with a crafted FNGROUPCOUNT value.

The weakness was disclosed 07/13/2006 by Xin Ouyang (Website). The advisory is shared at lists.grok.org.uk. This vulnerability is uniquely identified as CVE-2006-1308 since 03/20/2006. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 07/12/2021).

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 22025 (MS06-037 / MS06-038: Vulnerabilities in Microsoft Excel and Office Could Allow Remote Code Execution (917284 / 917285) (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 110034 (Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (MS06-037)).

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 12429.

The vulnerability is also documented in the databases at SecurityFocus (BID 18890), X-Force (27464), SecurityTracker (ID 1016472), Vulnerability Center (SBV-12228) and Tenable (22025). The entries 2324, 29423, 31318 and 31316 are pretty similar.




VulDB Meta Base Score: 9.6
VulDB Meta Temp Score: 9.1

VulDB Base Score: 9.6
VulDB Temp Score: 9.1
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Class: Privilege escalation
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

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Nessus ID: 22025
Nessus Name: MS06-037 / MS06-038: Vulnerabilities in Microsoft Excel and Office Could Allow Remote Code Execution (917284 / 917285) (Mac OS X)
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Threat Intelligenceinfoedit

Interest: 🔍
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Active APT Groups: 🔍Recommended: no mitigation known
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03/20/2006 🔍
07/11/2006 +113 days 🔍
07/11/2006 +0 days 🔍
07/11/2006 +0 days 🔍
07/12/2006 +1 days 🔍
07/13/2006 +1 days 🔍
07/13/2006 +0 days 🔍
03/12/2015 +3164 days 🔍
11/01/2016 +600 days 🔍
07/12/2021 +1714 days 🔍Vendor: https://www.microsoft.com/

Advisory: lists.grok.org.uk
Researcher: Xin Ouyang
Status: Confirmed

CVE: CVE-2006-1308 (🔍)

SecurityFocus: 18890 – Microsoft Excel FNGROUPCOUNT Record Remote Code Execution Vulnerability
X-Force: 27464
SecurityTracker: 1016472 – Microsoft Excel Errors in Processing Various Malformed Records Let Remote Users Execute Arbitrary Code
Vulnerability Center: 12228 – [MS06-037] Microsoft Excel Remote Code Execution via Malformed FNGROUPCOUNT Record, Medium
Vupen: ADV-2006-2755

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Created: 03/12/2015 14:25
Updated: 07/12/2021 16:46
Changes: (3) source_nessus_risk exploit_price_0day vulnerability_cvss2_nvd_basescore
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