PT-2006-7018 · Kaspersky · Kaspersky Anti-Virus For Linux File Server

Hendrik Weimer · Published 2006-12-10 · Updated 2018-10-17 · CVE-2006-6408

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

AV:N/AC:L/Au:N/C:N/I:P/A:N

Name of the Vulnerable Software and Affected Versions Kaspersky Anti-Virus for Linux Mail Servers version 5.5.10

Description The issue allows remote attackers to bypass virus detection by inserting invalid characters into base64 encoded content in a multipart/mixed MIME file. This can be demonstrated using the EICAR test file, which is a standard test file used to check the functionality of antivirus software.

Recommendations For Kaspersky Anti-Virus for Linux Mail Servers version 5.5.10, consider updating the software to a version that includes a fix for this issue, or apply any available patches to prevent the bypass of virus detection. As a temporary workaround, consider enhancing the validation of base64 encoded content in multipart/mixed MIME files to detect and prevent the insertion of invalid characters.

Fix

Related Identifiers

CVE-2006-6408

Affected Products

Kaspersky Anti-Virus For Linux File Server

References · 4

• http://quantenblog.net/security/virus-scanner-bypass · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2006-6408 · Security Note
• http://securityfocus.com/archive/1/453654/100/0/threaded · Note
• http://securityfocus.com/bid/21461 · Note