CVE-2013-3870

Double free vulnerability in Microsoft Outlook 2007 SP3 and 2010 SP1 and SP2 allows remote attackers to execute arbitrary code by including many nested S/MIME…

published September 11, 2013

CVSS
—
EPSS
19%
Percentile
97.3
In the wild
Unconfirmed
What it is

⚠️ A sneaky double free vulnerability in Microsoft Outlook could let attackers execute arbitrary code just by sending a cleverly crafted email! 📧 Think of it like a restaurant that keeps an extra plate on the table. If too many dishes get served without clearing out the old ones, the server might accidentally serve the wrong meal, leading to chaos in the kitchen! If exploited, an attacker could potentially run any code they want on the victim's machine, which could lead to data theft or even complete control of the system. Imagine all your sensitive information suddenly in someone else's hands—absolutely devastating!

Put simply

Think of it like a restaurant that keeps an extra plate on the table. If too many dishes get served without clearing out the old ones, the server might accidentally serve the wrong meal, leading to chaos in the kitchen! This vulnerability occurs due to improper handling of nested S/MIME certificates in email messages, allowing for double free errors that can be exploited to execute arbitrary code remotely.

What to do

If exploited, an attacker could potentially run any code they want on the victim's machine, which could lead to data theft or even complete control of the system. Imagine all your sensitive information suddenly in someone else's hands—absolutely devastating! To safeguard against this vulnerability, ensure users are updated to the latest service packs for Outlook. Additionally, consider disabling S/MIME in Outlook settings if it’s not required for your environment. Regularly audit and educate users on the risks of opening suspicious email attachments. You've got this! With these steps, you’ll be one step closer to keeping your systems secure! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.18642 · 97.3th percentile
Published
2013-09-11T10:00Z
EPSS history
Timeline
  • 11 SEP 10:00Z
    Double free vulnerability in Microsoft Outlook 2007 SP3 and 2010 SP1 and SP2 allows remote attackers to execute arbitrary code by including many nested S/MIME…
    cvelistv5