CVE-2001-0537

highpriority · attend · 71EPSS 0.684 · 99 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

5 exploits · functional

Likely / severe?

68.5% (99th) EPSS

CVSS 9.3 · high

Is it mine?

92 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-27

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

Technical severity, 0–10. One row per scoring source.

9.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:C/E:Hsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-287USprimary

exploits (5)

Public proof-of-concept and weaponised exploit code.

EDB-20975Cisco IOS 11.x/12.x - HTTP Configuration Arbitrary Administrative Access (1)functional · exploit_db
EDB-20976Cisco IOS 11.x/12.x - HTTP Configuration Arbitrary Administrative Access (2)functional · exploit_db
EDB-20977Cisco IOS 11.x/12.x - HTTP Configuration Arbitrary Administrative Access (3)functional · exploit_db
EDB-20978Cisco IOS 11.x/12.x - HTTP Configuration Arbitrary Administrative Access (4)functional · exploit_db
auxiliary/scanner/http/cisco_ios_auth_bypassCisco IOS HTTP Unauthorized Administrative Accessfunctional · metasploit

affected products (92)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
cisco ios= 11.3nvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 11.3aanvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 11.3danvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 11.3dbnvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 11.3hanvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 11.3manvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 11.3nanvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 11.3tnvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 11.3xanvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.0nvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.0(10)w5(18g)nvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.0(14)w5(20)nvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.0(5)xknvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.0(7)xknvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.0danvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.0dbnvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.0dcnvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.0snvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios= 12.0scnvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*

showing 20 of 92

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd nvd NVD CVE.org MITRE

published 2001-07-21modified 2026-06-16

related (7,714)

Related entries.

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+7709 more

references (20)

External citations — patches, advisories, analysis.

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