An information disclosure vulnerability exists in the way some ActiveX objects are instantiated, aka "Microsoft ActiveX Information Disclos…

published 2017-05-12 9y ago modified 2026-06-17 4mo ago also EUVD-2017-0603

cvss: 5.5; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 7.9%; EPSS 7.9% chance of exploitation in 30 days, percentile 94%
public exploits: 0; none known

An information disclosure vulnerability exists in the way some ActiveX objects are instantiated, aka "Microsoft ActiveX Information Disclosure Vulnerability."

Patch / fix

links 1

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0242 advisory

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Exploit prediction

7.94% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.0	5.5	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/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 Microsoft Windows

Classification

Weakness

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

portal.msrc.microsoft.com /en-US/security-guidance/advisory/CVE-2017-0242
patch, vendor-advisory
securityfocus.com /bid/98275
vdb-entry, third-party-advisory, us-government-resource

Sources

CVE List CVE-2017-0242
NVD CVE-2017-0242

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