CVE-2008-5527

ESET Smart Security, when Internet Explorer 6 or 7 is used, allows remote attackers to bypass detection of malware in an HTML document by placing an MZ header…

published December 12, 2008

CVSS
—
EPSS
2%
Percentile
82.7
In the wild
Unconfirmed
What it is

⚠️ There's a crafty way to fool ESET Smart Security into overlooking malware! By sneaking an MZ header into an HTML file, attackers can trick the system into thinking it's harmless. 😱 Think of it like a restaurant server who delivers an exquisite dish in a plain cardboard box — if no one checks the box closely, they might miss the gourmet meal inside. In this case, the HTML document is the unassuming box hiding malicious content. An attacker could craft malware that flies right under the radar, fooling your security measures and potentially causing chaos. Imagine a virus slipping through your defenses, doing whatever it pleases without a peep! It’s a sneaky way to bypass security that could lead to data theft or system compromise.

Put simply

Think of it like a restaurant server who delivers an exquisite dish in a plain cardboard box — if no one checks the box closely, they might miss the gourmet meal inside. In this case, the HTML document is the unassuming box hiding malicious content. This vulnerability allows remote attackers to bypass ESET Smart Security's detection by hosting an HTML document with an MZ header, disguising malicious payloads under various file extensions such as .txt or .jpg.

What to do

An attacker could craft malware that flies right under the radar, fooling your security measures and potentially causing chaos. Imagine a virus slipping through your defenses, doing whatever it pleases without a peep! It’s a sneaky way to bypass security that could lead to data theft or system compromise. While the exploit isn't widespread, it's wise to ensure users are updated to the latest version of ESET Smart Security and encourage them to avoid using outdated browsers like Internet Explorer 6 or 7. Conduct regular security audits to catch any suspicious files. You've got this! Stay vigilant, and your internet security hero status is just a patch away! 🦸‍♂️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.02241 · 82.7th percentile
Published
2008-12-12T18:13Z
EPSS history
Timeline
  • 12 DEC 18:13Z
    ESET Smart Security, when Internet Explorer 6 or 7 is used, allows remote attackers to bypass detection of malware in an HTML document by placing an MZ header…
    cvelistv5