CVE-2008-5543

Symantec AntiVirus (SAV) 10, when Internet Explorer 6 or 7 is used, allows remote attackers to bypass detection of malware in an HTML document by placing an MZโ€ฆ

published December 12, 2008

CVSS
โ€”
EPSS
3%
Percentile
87.1
In the wild
Unconfirmed
What it is

๐Ÿšจ A sneaky trick lets malware slip past Symantec AntiVirus like a wolf in sheep's clothing! ๐Ÿบ Think of it like a restaurant where a chef can change the name of a dish on the menu โ€” a customer orders 'salad' and ends up with a greasy burger instead, unaware of what really came out of the kitchen! ๐Ÿ” An attacker could exploit this vulnerability to deliver malware through seemingly harmless documents, compromising users' systems without alerting their defenses. This could lead to unwanted malware execution, data theft, and a serious breach of trust.

Put simply

Think of it like a restaurant where a chef can change the name of a dish on the menu โ€” a customer orders 'salad' and ends up with a greasy burger instead, unaware of what really came out of the kitchen! ๐Ÿ” This vulnerability in Symantec AntiVirus (SAV) 10 allows attackers to bypass malware detection in HTML documents by cleverly manipulating the file header and extension, making it difficult for the antivirus to recognize malicious content.

What to do

An attacker could exploit this vulnerability to deliver malware through seemingly harmless documents, compromising users' systems without alerting their defenses. This could lead to unwanted malware execution, data theft, and a serious breach of trust. To protect yourself, consider updating to a more recent version of antivirus software, as this issue stems from older versions like SAV 10. Additionally, regularly educate users about the dangers of unexpected file types and extensions, and encourage them to verify the source of any documents downloaded. You've got this! Stay vigilant and keep your defenses strong! ๐Ÿ›ก๏ธ

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.02951 ยท 87.1th percentile
Published
2008-12-12T18:13Z
EPSS history
Timeline
  • 12 DEC 18:13Z
    Symantec AntiVirus (SAV) 10, when Internet Explorer 6 or 7 is used, allows remote attackers to bypass detection of malware in an HTML document by placing an MZโ€ฆ
    cvelistv5