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Vulnerability Details : CVE-2000-0380

The IOS HTTP service in Cisco routers and switches running IOS 11.1 through 12.1 allows remote attackers to cause a denial of service by requesting a URL that contains a %% string.
Publish Date : 2000-04-26 Last Update Date : 2008-09-10
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
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 None
Vulnerability Type(s) Denial Of Service

- Related OVAL Definitions

Title Definition Id Class Family
Cisco IOS HTTP Configuration Interface Denial of Service Vulnerability oval:org.mitre.oval:def:5938 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-2000-0380

# Product Type Vendor Product Version Update Edition Language
1 OS Cisco IOS 11.1 Version Details Vulnerabilities
2 OS Cisco IOS 11.2(8) Version Details Vulnerabilities
3 OS Cisco IOS 11.2 Version Details Vulnerabilities
4 OS Cisco IOS 11.2(8)p Version Details Vulnerabilities
5 OS Cisco IOS 11.2(10) Version Details Vulnerabilities
6 OS Cisco IOS 11.2(9)p Version Details Vulnerabilities
7 OS Cisco IOS 11.2(10)bc Version Details Vulnerabilities
8 OS Cisco IOS 11.2(9)xa Version Details Vulnerabilities
9 OS Cisco IOS 11.2(17) Version Details Vulnerabilities
10 OS Cisco IOS 11.2p Version Details Vulnerabilities
11 OS Cisco IOS 11.2(4)f1 Version Details Vulnerabilities
12 OS Cisco IOS 11.3 Version Details Vulnerabilities
13 OS Cisco IOS 11.3(1) Version Details Vulnerabilities
14 OS Cisco IOS 11.3(1)ed Version Details Vulnerabilities
15 OS Cisco IOS 11.3(1)t Version Details Vulnerabilities
16 OS Cisco IOS 11.3t Version Details Vulnerabilities
17 OS Cisco IOS 12.0(4) Version Details Vulnerabilities
18 OS Cisco IOS 12.0(2)xc Version Details Vulnerabilities
19 OS Cisco IOS 12.0t Version Details Vulnerabilities
20 OS Cisco IOS 12.0(7)t Version Details Vulnerabilities
21 OS Cisco IOS 12.0(1)w Version Details Vulnerabilities
22 OS Cisco IOS 12.0(4)s Version Details Vulnerabilities
23 OS Cisco IOS 12.0(2)xd Version Details Vulnerabilities
24 OS Cisco IOS 12.0(8) Version Details Vulnerabilities
25 OS Cisco IOS 12.0(1)xa3 Version Details Vulnerabilities
26 OS Cisco IOS 12.0(4)t Version Details Vulnerabilities
27 OS Cisco IOS 12.0(2)xf Version Details Vulnerabilities
28 OS Cisco IOS 12.0(9)s Version Details Vulnerabilities
29 OS Cisco IOS 12.0(1)xb Version Details Vulnerabilities
30 OS Cisco IOS 12.0(5) Version Details Vulnerabilities
31 OS Cisco IOS 12.0(2)xg Version Details Vulnerabilities
32 OS Cisco IOS 12.0db Version Details Vulnerabilities
33 OS Cisco IOS 12.0(1)xe Version Details Vulnerabilities
34 OS Cisco IOS 12.0(5)t1 Version Details Vulnerabilities
35 OS Cisco IOS 12.0(3)t2 Version Details Vulnerabilities
36 OS Cisco IOS 12.0s Version Details Vulnerabilities
37 OS Cisco IOS 12.0(2) Version Details Vulnerabilities
38 OS Cisco IOS 12.0(6) Version Details Vulnerabilities
39 OS Cisco IOS 12.0 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Cisco IOS 39

- References For CVE-2000-0380
BUGTRAQ 20000426 Cisco HTTP possible bug:
CISCO 20000514 Cisco IOS HTTP Server Vulnerability
BID 1154 Cisco IOS HTTP %% Vulnerability Release Date:2000-04-26
OSVDB 1302

- Metasploit Modules Related To CVE-2000-0380

Cisco IOS HTTP GET /%% Request Denial of Service
This module triggers a Denial of Service condition in the Cisco IOS HTTP server. By sending a GET request for "/%%", the device becomes unresponsive. IOS 11.1 -> 12.1 are reportedly vulnerable. This module tested successfully against a Cisco 1600 Router IOS v11.2(18)P.
Module type : auxiliary Rank : normal

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