Home/CVE/Microsoft Internet Explorer before 8 uses the HTTP Host header to determine the context of a document provided in a (1)
CVE

CVE-2009-2057

Microsoft Internet Explorer before 8 uses the HTTP Host header to determine the context of a document provided in a (1)

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.

MEDIUM · CVSS 5.8 EPSS 0.09201
Schedule remediation
  • EPSS percentile: top 7% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
Sigma rules2 YARA rules0
⬡

Weakness Classification

CWE-287Improper Authentication
▤

Affected Products & Versions

2
microsoft ieall versions
microsoft internet explorerall versions
⚠

Public Exploits & PoCs

1
pocresearch.microsoft.com · pbp-final-with-update.pdfresearch.microsoft.com
◈

Sigma Hunt Rules

2
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumInternet Explorer DisableFirstRunCustomize Enabled
productmediumInternet Explorer Autorun Keys Modification
▣

Scoring & Timeline

5.8
MEDIUM · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:M/Au:N/C:P/I:P/A:N
Published to NVD15 Jun 2009 · 07:30 PM
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://research.microsoft.com/apps/pubs/default.aspx?id=79323
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