What’s Vulnerable › Vulnerabilities

CVE-2001-0537

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 68.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2001-07-21 · updated 2026-06-16
• Weakness: CWE-287

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.

Affected products

• Cisco IOS: 11.3, 11.3aa, 11.3da, 11.3db, 11.3ha, 11.3ma (+85)

References

• http://www.cert.org/advisories/CA-2001-14.html
• http://www.ciac.org/ciac/bulletins/l-106.shtml
• http://www.cisco.com/warp/public/707/IOS-httplevel-pub.html
• http://www.osvdb.org/578
• http://www.securityfocus.com/archive/1/1601227034.20010702112207%40olympos.org
• http://www.securityfocus.com/archive/1/20010703011650.60515.qmail%40web14910.mail.yahoo.com
• http://www.securityfocus.com/archive/1/4.3.2.7.2.20010629095801.0c3e6a70%40brussels.cisco.com
• http://www.securityfocus.com/archive/1/Pine.LNX.3.96.1010702134611.22995B-100000%40Lib-Vai.lib.asu.edu
• http://www.securityfocus.com/bid/2936
• https://exchange.xforce.ibmcloud.com/vulnerabilities/6749
• http://www.cert.org/advisories/CA-2001-14.html
• http://www.ciac.org/ciac/bulletins/l-106.shtml

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