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Vulnerability Details : CVE-2001-0537

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.
Publish Date : 2001-07-21 Last Update Date : 2008-09-05
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access Admin
Vulnerability Type(s) Execute CodeBypass a restriction or similar
CWE ID 287

- Related OVAL Definitions

Title Definition Id Class Family
Cisco IOS HTTP Authorization Circumvention Vulnerability oval:org.mitre.oval:def:5663 ios
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2001-0537

# Product Type Vendor Product Version Update Edition Language
1 OS Cisco IOS 11.3da Version Details Vulnerabilities
2 OS Cisco IOS 11.3xa Version Details Vulnerabilities
3 OS Cisco IOS 11.3db Version Details Vulnerabilities
4 OS Cisco IOS 11.3ha Version Details Vulnerabilities
5 OS Cisco IOS 11.3ma Version Details Vulnerabilities
6 OS Cisco IOS 11.3 Version Details Vulnerabilities
7 OS Cisco IOS 11.3na Version Details Vulnerabilities
8 OS Cisco IOS 11.3aa Version Details Vulnerabilities
9 OS Cisco IOS 11.3t Version Details Vulnerabilities
10 OS Cisco IOS 12.0xl Version Details Vulnerabilities
11 OS Cisco IOS 12.0sc Version Details Vulnerabilities
12 OS Cisco IOS 12.0xf Version Details Vulnerabilities
13 OS Cisco IOS 12.0(7)xk Version Details Vulnerabilities
14 OS Cisco IOS 12.0xs Version Details Vulnerabilities
15 OS Cisco IOS 12.0xa Version Details Vulnerabilities
16 OS Cisco IOS 12.0xm Version Details Vulnerabilities
17 OS Cisco IOS 12.0sl Version Details Vulnerabilities
18 OS Cisco IOS 12.0xg Version Details Vulnerabilities
19 OS Cisco IOS 12.0da Version Details Vulnerabilities
20 OS Cisco IOS 12.0 Version Details Vulnerabilities
21 OS Cisco IOS 12.0xu Version Details Vulnerabilities
22 OS Cisco IOS 12.0xb Version Details Vulnerabilities
23 OS Cisco IOS 12.0xn Version Details Vulnerabilities
24 OS Cisco IOS 12.0st Version Details Vulnerabilities
25 OS Cisco IOS 12.0xh Version Details Vulnerabilities
26 OS Cisco IOS 12.0db Version Details Vulnerabilities
27 OS Cisco IOS 12.0xv Version Details Vulnerabilities
28 OS Cisco IOS 12.0xc Version Details Vulnerabilities
29 OS Cisco IOS 12.0(10)w5(18g) Version Details Vulnerabilities
30 OS Cisco IOS 12.0xp Version Details Vulnerabilities
31 OS Cisco IOS 12.0t Version Details Vulnerabilities
32 OS Cisco IOS 12.0xi Version Details Vulnerabilities
33 OS Cisco IOS 12.0dc Version Details Vulnerabilities
34 OS Cisco IOS 12.0xd Version Details Vulnerabilities
35 OS Cisco IOS 12.0(14)w5(20) Version Details Vulnerabilities
36 OS Cisco IOS 12.0wc Version Details Vulnerabilities
37 OS Cisco IOS 12.0xq Version Details Vulnerabilities
38 OS Cisco IOS 12.0xj Version Details Vulnerabilities
39 OS Cisco IOS 12.0s Version Details Vulnerabilities
40 OS Cisco IOS 12.0xe Version Details Vulnerabilities
41 OS Cisco IOS 12.0(5)xk Version Details Vulnerabilities
42 OS Cisco IOS 12.0wt Version Details Vulnerabilities
43 OS Cisco IOS 12.0xr Version Details Vulnerabilities
44 OS Cisco IOS 12.1xl Version Details Vulnerabilities
45 OS Cisco IOS 12.1ec Version Details Vulnerabilities
46 OS Cisco IOS 12.1yd Version Details Vulnerabilities
47 OS Cisco IOS 12.1xy Version Details Vulnerabilities
48 OS Cisco IOS 12.1xg Version Details Vulnerabilities
49 OS Cisco IOS 12.1cx Version Details Vulnerabilities
50 OS Cisco IOS 12.1xt Version Details Vulnerabilities
51 OS Cisco IOS 12.1xb Version Details Vulnerabilities
52 OS Cisco IOS 12.1ex Version Details Vulnerabilities
53 OS Cisco IOS 12.1yf Version Details Vulnerabilities
54 OS Cisco IOS 12.1xm Version Details Vulnerabilities
55 OS Cisco IOS 12.1xz Version Details Vulnerabilities
56 OS Cisco IOS 12.1xh Version Details Vulnerabilities
57 OS Cisco IOS 12.1da Version Details Vulnerabilities
58 OS Cisco IOS 12.1xu Version Details Vulnerabilities
59 OS Cisco IOS 12.1xc Version Details Vulnerabilities
60 OS Cisco IOS 12.1ey Version Details Vulnerabilities
61 OS Cisco IOS 12.1xp Version Details Vulnerabilities
62 OS Cisco IOS 12.1ya Version Details Vulnerabilities
63 OS Cisco IOS 12.1xi Version Details Vulnerabilities
64 OS Cisco IOS 12.1db Version Details Vulnerabilities
65 OS Cisco IOS 12.1xv Version Details Vulnerabilities
66 OS Cisco IOS 12.1xd Version Details Vulnerabilities
67 OS Cisco IOS 12.1xq Version Details Vulnerabilities
68 OS Cisco IOS 12.1ez Version Details Vulnerabilities
69 OS Cisco IOS 12.1yb Version Details Vulnerabilities
70 OS Cisco IOS 12.1xj Version Details Vulnerabilities
71 OS Cisco IOS 12.1dc Version Details Vulnerabilities
72 OS Cisco IOS 12.1xw Version Details Vulnerabilities
73 OS Cisco IOS 12.1xe Version Details Vulnerabilities
74 OS Cisco IOS 12.1 Version Details Vulnerabilities
75 OS Cisco IOS 12.1xr Version Details Vulnerabilities
76 OS Cisco IOS 12.1t Version Details Vulnerabilities
77 OS Cisco IOS 12.1yc Version Details Vulnerabilities
78 OS Cisco IOS 12.1xk Version Details Vulnerabilities
79 OS Cisco IOS 12.1e Version Details Vulnerabilities
80 OS Cisco IOS 12.1xx Version Details Vulnerabilities
81 OS Cisco IOS 12.1xf Version Details Vulnerabilities
82 OS Cisco IOS 12.1aa Version Details Vulnerabilities
83 OS Cisco IOS 12.1xs Version Details Vulnerabilities
84 OS Cisco IOS 12.1xa Version Details Vulnerabilities
85 OS Cisco IOS 12.2xe Version Details Vulnerabilities
86 OS Cisco IOS 12.2xh Version Details Vulnerabilities
87 OS Cisco IOS 12.2 Version Details Vulnerabilities
88 OS Cisco IOS 12.2xq Version Details Vulnerabilities
89 OS Cisco IOS 12.2t Version Details Vulnerabilities
90 OS Cisco IOS 12.2xa Version Details Vulnerabilities
91 OS Cisco IOS 12.2xd Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Cisco IOS 91

- References For CVE-2001-0537
BUGTRAQ 20010702 Cisco IOS HTTP Configuration Exploit
BUGTRAQ 20010702
BUGTRAQ 20010629 Re: Cisco Security Advisory: IOS HTTP authorization vulnerability
BUGTRAQ 20010702 Cisco device HTTP exploit...
XF cisco-ios-admin-access(6749)
CISCO 20010627 IOS HTTP authorization vulnerability
BID 2936 Cisco IOS HTTP Configuration Arbitrary Administrative Access Vulnerability Release Date:2001-06-27
CERT CA-2001-14
CIAC L-106

- Metasploit Modules Related To CVE-2001-0537

Cisco IOS HTTP Unauthorized Administrative Access
This module exploits a vulnerability in the Cisco IOS HTTP Server. By sending a GET request for "/level/num/exec/..", where num is between 16 and 99, it is possible to bypass authentication and obtain full system control. IOS 11.3 -> 12.2 are reportedly vulnerable. This module tested successfully against a Cisco 1600 Router IOS v11.3(11d).
Module type : auxiliary Rank : normal

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