CVE-2009-1136

The Microsoft Office Web Components Spreadsheet ActiveX control (aka OWC10 or OWC11), as distributed in Office XP SP3 and Office 2003 SP3, Office XP Web…

published July 15, 2009

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 99.2th percentile for exploit probability.

CVSS
—
EPSS
62%
Percentile
99.2
In the wild
Unconfirmed
What it is

⚠️ A crafty call to the msDataSourceObject method is the key to this vulnerability lurking in Microsoft Office Web Components! 🚨 Think of this vulnerability like a sneaky chef who slips in a secret ingredient without the kitchen staff knowing — it alters the entire dish without anyone catching it during preparation. In this case, malicious code can be executed remotely, just as a bad ingredient can ruin a meal! An attacker could exploit this flaw to run arbitrary code on the affected system, possibly compromising sensitive information or taking over the machine entirely. While this may not be at the forefront of security concerns today, it’s still a chink in the armor of your system's defenses!

Put simply

Think of this vulnerability like a sneaky chef who slips in a secret ingredient without the kitchen staff knowing — it alters the entire dish without anyone catching it during preparation. In this case, malicious code can be executed remotely, just as a bad ingredient can ruin a meal! The vulnerability exists in the Microsoft Office Web Components Spreadsheet ActiveX control, allowing attackers to execute arbitrary code through a crafted call to the vulnerable method when running Internet Explorer. This means if someone sends a malicious request while you're using these components, they could essentially control your system from afar!

What to do

An attacker could exploit this flaw to run arbitrary code on the affected system, possibly compromising sensitive information or taking over the machine entirely. While this may not be at the forefront of security concerns today, it’s still a chink in the armor of your system's defenses! To mitigate this risk, ensure your Office components are up to date and consider disabling ActiveX controls in Internet Explorer unless absolutely necessary. Regularly audit and monitor your systems for any unusual activity. Don't forget to keep an eye on updates from Microsoft for any patches related to this vulnerability! You've got this! Stay vigilant, keep your systems patched, and you can secure your environment against this and other threats! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.62020 · 99.2th percentile
Published
2009-07-15T15:00Z
EPSS history
Timeline
  • 15 JUL 15:00Z
    The Microsoft Office Web Components Spreadsheet ActiveX control (aka OWC10 or OWC11), as distributed in Office XP SP3 and Office 2003 SP3, Office XP Web…
    cvelistv5