How severe is CVE-2000-0126?

CVE-2000-0126 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2000-0126 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 46% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2000-0126?

CVE-2000-0126 primarily affects Microsoft Internet Information Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2000-0126?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2000-0126 published?

CVE-2000-0126 was published on 2000-01-26 and last updated on 2026-06-16.

CVE-2000-0126

CVE-2000-0126 is a medium-severity vulnerability in Microsoft Internet Information Server with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 46% places it in the 99th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 46% (99th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Internet Information Server
Published: 2000-01-26
Last modified: 2026-06-16

Description

Sample Internet Data Query (IDQ) scripts in IIS 3 and 4 allow remote attackers to read files via a .. (dot dot) attack.

Frequently asked questions

What is CVE-2000-0126?: Sample Internet Data Query (IDQ) scripts in IIS 3 and 4 allow remote attackers to read files via a .. (dot dot) attack.
How severe is CVE-2000-0126?: CVE-2000-0126 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2000-0126 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 46% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2000-0126?: CVE-2000-0126 primarily affects Microsoft Internet Information Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2000-0126?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2000-0126 published?: CVE-2000-0126 was published on 2000-01-26 and last updated on 2026-06-16.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-2000-0126

Affected products (2)

cpe:2.3:a:microsoft:internet_information_server:3.0:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:internet_information_server:4.0:*:*:*:*:*:*:*

More vulnerabilities in Microsoft Internet Information Server

CVE-2008-0075 — Critical (CVSS 10.0): Unspecified vulnerability in Microsoft Internet Information Services (IIS) 5.1 through 6.0 allows remote attackers to…
CVE-2001-0500 — Critical (CVSS 10.0): Buffer overflow in ISAPI extension (idq.dll) in Index Server 2.0 and Indexing Service 2000 in IIS 6.0 beta and earlier…
CVE-1999-1011 — Critical (CVSS 10.0): The Remote Data Service (RDS) DataFactory component of Microsoft Data Access Components (MDAC) in IIS 3.x and 4.x…
CVE-1999-0874 — Critical (CVSS 10.0): Buffer overflow in IIS 4.0 allows remote attackers to cause a denial of service via a malformed request for files with…
CVE-1999-0407 — Critical (CVSS 10.0): By default, IIS 4.0 has a virtual directory /IISADMPWD which contains files that can be used as proxies for brute force…
CVE-1999-1376 — Critical (CVSS 10.0): Buffer overflow in fpcount.exe in IIS 4.0 with FrontPage Server Extensions allows remote attackers to execute arbitrary…

All CVEs affecting Microsoft Internet Information Server →