Is CVE-2001-0537 actively exploited?

CVE-2001-0537 has no public evidence of in-the-wild exploitation as of 2026-04-16.

What is the CVSS score for CVE-2001-0537?

CVE-2001-0537 has a CVSS score of 9.3 (UNKNOWN severity). Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C.

How do I patch CVE-2001-0537?

Patch guidance is available from cisco security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2001-0537.

CVE-2001-0537 - remediation guidance & executive summary

Q: Which products are affected by CVE-2001-0537?

91 products: cisco ios, cisco ios, cisco ios, cisco ios, cisco ios, and 86 more.

Description

HTTP server for Cisco IOS 11.3 to 12.2 allows attackers to bypass authentication and execute arbitrary commands, when local authorization is being used, by specifying a high access level in the URL.

CVSS Metrics

Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C
Access Vector: network
Access Cmplx: medium
Auth: none
Confidentiality: complete
Integrity: complete
Availability: complete
Weaknesses: CWE-287 · Improper Authentication

Metadata

Primary Vendor: CISCO
Published: 7/21/2001
Last Modified: 4/16/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

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Remediation Guidance

Executive Summary

View on NIST NVD