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CVE-2001-0506

40
FAUCET Score

CVE-2001-0506 describes a buffer overflow vulnerability in ssinc.dll affecting Microsoft IIS 4.0 and 5.0. This flaw allows local users to elevate privileges to System by providing a long filename within a Server-Side Includes (SSI) directive. With a CVSS score of 7.2 (HIGH), this vulnerability is easily exploitable locally with low attack complexity, leading to complete compromise of confidentiality, integrity, and availability. While not listed on the KEV catalog, exploit code is publicly available on ExploitDB, and the vulnerability has garnered significant community discussion, indicating awareness and potential for exploitation.

Impacted Technologies

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

CVSS Data

CVSS version used by this source: 2.0

7.2HIGH

AV:L/AC:L/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
14.03%
Probability of exploitation in next 30 days
EPSS Percentile
96.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-21071 · Aug 15, 2001
This CVE's current EPSS score of 0.1403 is in the 99th percentile among its peer group of 3,237 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.5 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

marc.info
online.securityfocus.com / archive/1/242541
docs.microsoft.com / en-us/security-updates/securitybulletins/2001/ms01-044
exchange.xforce.ibmcloud.com / vulnerabilities/6984
ciac.org / ciac/bulletins/l-132.shtml
securityfocus.com / bid/3190
ExploitPatchVendor Advisory