CVE-2008-5520

AhnLab V3 2008.12.4.1 and possibly 2008.9.13.0, when Internet Explorer 6 or 7 is used, allows remote attackers to bypass detection of malware in an HTML…

published December 12, 2008

CVSS
—
EPSS
2%
Percentile
79.6
In the wild
Unconfirmed
What it is

🚨 A sneaky trick allows malware to slip through the cracks of AhnLab V3 by exploiting the quirks of Internet Explorer 6 and 7! Think of it like a clever chef who disguises a rotten dish by serving it on a fancy plate, tricking diners into thinking it's gourmet! Here, attackers are using a crafty MZ header to mask malicious content, making it appear innocuous. If exploited, attackers could bypass malware detection and deliver harmful payloads, potentially putting your system at risk. Imagine opening what looks like a harmless JPEG or text file and finding a nasty surprise instead! This could lead to unauthorized access or data breaches.

Put simply

Think of it like a clever chef who disguises a rotten dish by serving it on a fancy plate, tricking diners into thinking it's gourmet! Here, attackers are using a crafty MZ header to mask malicious content, making it appear innocuous. This vulnerability allows remote attackers to evade malware detection in AhnLab V3 by prepending an MZ header to an HTML document and renaming it without a proper extension. This manipulation tricks the antivirus software into thinking the file is safe to process.

What to do

If exploited, attackers could bypass malware detection and deliver harmful payloads, potentially putting your system at risk. Imagine opening what looks like a harmless JPEG or text file and finding a nasty surprise instead! This could lead to unauthorized access or data breaches. To protect yourself, ensure you’re using an updated antivirus solution that can handle such tricks. Although this specific vulnerability affects AhnLab V3 users, it's wise to regularly review and update all security software. Regularly scan your system for threats as well. You've got this! Stay vigilant and keep your defenses strong! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01905 · 79.6th percentile
Published
2008-12-12T18:13Z
EPSS history
Timeline
  • 12 DEC 18:13Z
    AhnLab V3 2008.12.4.1 and possibly 2008.9.13.0, when Internet Explorer 6 or 7 is used, allows remote attackers to bypass detection of malware in an HTML…
    cvelistv5