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Fencer Vulns
medium 4.3

CVE-2017-0049 json

The VBScript engine in Microsoft Internet Explorer 11 allows remote attackers to obtain sensitive information from process memory via a cra…

published 2017-03-17 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-0416

cvss
4.3
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
38.9%
EPSS 38.9% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known

Summary

The VBScript engine in Microsoft Internet Explorer 11 allows remote attackers to obtain sensitive information from process memory via a crafted web site, aka "Scripting Engine Information Disclosure Vulnerability." This vulnerability is different from those described in CVE-2017-0018, and CVE-2017-0037.

Patch / fix

Exploit prediction

38.92% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 4.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:P/I:N/A:N

Affected products

  • Microsoft Corporation Internet Explorer

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.