VULNERABILITY INTELLIGENCE
CVE-2001-1581
CVSS score7.5 HIGH
EPSS probability1.26%
CISA KEVNot currently listed
Published2001-12-31
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:P/I:P/A:P
Description
The File Blocker feature in Clearswift MAILsweeper for SMTP 4.2 allows remote attackers to bypass e-mail attachment filtering policies via a modified name in a Content-Type header.