VULNERABILITY INTELLIGENCE
CVE-2009-2057
CVSS score5.8 MEDIUM
EPSS probability3.03%
CISA KEVNot currently listed
Published2009-06-15
Last modified2026-06-16
CVSS vectorAV:N/AC:M/Au:N/C:P/I:P/A:N
Description
Microsoft Internet Explorer before 8 uses the HTTP Host header to determine the context of a document provided in a (1) 4xx or (2) 5xx CONNECT response from a proxy server, which allows man-in-the-middle attackers to execute arbitrary web script by modifying this CONNECT response, aka an "SSL tampering" attack.
Weakness classification
- CWE-287: Improper Authentication