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CVE-1999-0668

33
FAUCET Score

CVE-1999-0668 describes a vulnerability in Microsoft Internet Explorer where the scriptlet.typelib ActiveX control is improperly marked as "safe for scripting," allowing remote attackers to execute arbitrary commands. This medium-severity vulnerability, with a CVSS score of 5.1, requires high attack complexity but can lead to partial confidentiality, integrity, and availability compromise. While there is no evidence of active exploitation or KEV listing, exploit code exists (EDB-19468), though community discussion and media coverage are absent.

Impacted Technologies

VendorProductVersion(s)CPE
4.0CPE matchmatch criteria
cpe:2.3:a:microsoft:internet_explorer:4.0:*:*:*:*:*:*:*
5.0CPE matchmatch criteria
cpe:2.3:a:microsoft:internet_explorer:5.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.1MEDIUM

AV:N/AC:H/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Exploitability Score
4.9
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
22.55%
Probability of exploitation in next 30 days
EPSS Percentile
97.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-19468 · Aug 21, 1999
This CVE's current EPSS score of 0.2255 is in the 98th percentile among its peer group of 19,958 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

ciac.llnl.gov / ciac/bulletins/j-064.shtml
docs.microsoft.com / en-us/security-updates/securitybulletins/1999/ms99-032
support.microsoft.com / default.aspx
securityfocus.com / bid/598