CVE-2012-0143

Microsoft Excel 2003 SP3 and Office 2008 for Mac do not properly handle memory during the opening of files, which allows remote attackers to execute arbitrary…

published May 9, 2012

CVSS
—
EPSS
22%
Percentile
97.7
In the wild
Unconfirmed
What it is

🚨 A crafty spreadsheet can lead to chaos! Microsoft Excel 2003 SP3 and Office 2008 for Mac have a vulnerability that lets attackers execute arbitrary code just by opening a malicious file. 🔥 Think of it like a restaurant serving a dish that looks tasty but has been tainted — one bite and your entire dining experience could be ruined. In this case, opening a compromised spreadsheet could allow the attacker to have full control over your system. If exploited, an attacker could run any code they choose, potentially leading to data theft, unauthorized changes, or complete system takeover. Imagine your sensitive information being exposed or manipulated, all by opening what you thought was a harmless file!

Put simply

Think of it like a restaurant serving a dish that looks tasty but has been tainted — one bite and your entire dining experience could be ruined. In this case, opening a compromised spreadsheet could allow the attacker to have full control over your system. This vulnerability arises from improper memory handling when opening crafted files in Excel and Office. Attackers can exploit this flaw to execute arbitrary code on the user's system, gaining control without any user interaction required beyond opening the file.

What to do

If exploited, an attacker could run any code they choose, potentially leading to data theft, unauthorized changes, or complete system takeover. Imagine your sensitive information being exposed or manipulated, all by opening what you thought was a harmless file! To mitigate this risk, update your Microsoft Office products to the latest version available. Consider disabling macros and implementing strong security settings to reduce exposure to crafted files. You've got this! Follow these steps and you’ll be protecting yourself from sneaky spreadsheet attacks in no time! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.22390 · 97.7th percentile
Published
2012-05-09T00:00Z
EPSS history
Timeline
  • 09 MAY 00:00Z
    Microsoft Excel 2003 SP3 and Office 2008 for Mac do not properly handle memory during the opening of files, which allows remote attackers to execute arbitrary…
    cvelistv5