CVE-2000-0380

Cisco IOS 11.x/12.x - HTTP %%

Severity Score

7.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2000-04-26 CVE Published
2000-04-26 First Exploit
2000-06-14 CVE Reserved
2024-08-08 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-20: Improper Input Validation

CAPEC

References (6)

URL	Tag	Source
http://archives.neohapsis.com/archives/bugtraq/2000-04/0261.html	Mailing List
http://www.osvdb.org/1302	Vdb Entry
http://www.securityfocus.com/bid/1154	Vdb Entry

URL	Date	SRC
https://packetstorm.news/files/id/180482	2024-08-31
https://www.exploit-db.com/exploits/19882	2000-04-26

URL	Date	SRC

URL	Date	SRC
http://www.cisco.com/warp/public/707/ioshttpserver-pub.shtml	2008-09-10

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				11.1 Search vendor "Cisco" for product "Ios" and version "11.1"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				11.2 Search vendor "Cisco" for product "Ios" and version "11.2"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				11.2\(4\)f1 Search vendor "Cisco" for product "Ios" and version "11.2\(4\)f1"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				11.2\(8\) Search vendor "Cisco" for product "Ios" and version "11.2\(8\)"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				11.2\(8\)p Search vendor "Cisco" for product "Ios" and version "11.2\(8\)p"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				11.2\(9\)p Search vendor "Cisco" for product "Ios" and version "11.2\(9\)p"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				11.2\(9\)xa Search vendor "Cisco" for product "Ios" and version "11.2\(9\)xa"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				11.2\(10\) Search vendor "Cisco" for product "Ios" and version "11.2\(10\)"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				11.2\(10\)bc Search vendor "Cisco" for product "Ios" and version "11.2\(10\)bc"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				11.2\(17\) Search vendor "Cisco" for product "Ios" and version "11.2\(17\)"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				11.2p Search vendor "Cisco" for product "Ios" and version "11.2p"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				11.3 Search vendor "Cisco" for product "Ios" and version "11.3"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				11.3\(1\) Search vendor "Cisco" for product "Ios" and version "11.3\(1\)"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				11.3\(1\)ed Search vendor "Cisco" for product "Ios" and version "11.3\(1\)ed"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				11.3\(1\)t Search vendor "Cisco" for product "Ios" and version "11.3\(1\)t"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				11.3t Search vendor "Cisco" for product "Ios" and version "11.3t"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0 Search vendor "Cisco" for product "Ios" and version "12.0"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(1\)w Search vendor "Cisco" for product "Ios" and version "12.0\(1\)w"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(1\)xa3 Search vendor "Cisco" for product "Ios" and version "12.0\(1\)xa3"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(1\)xb Search vendor "Cisco" for product "Ios" and version "12.0\(1\)xb"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(1\)xe Search vendor "Cisco" for product "Ios" and version "12.0\(1\)xe"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(2\) Search vendor "Cisco" for product "Ios" and version "12.0\(2\)"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(2\)xc Search vendor "Cisco" for product "Ios" and version "12.0\(2\)xc"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(2\)xd Search vendor "Cisco" for product "Ios" and version "12.0\(2\)xd"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(2\)xf Search vendor "Cisco" for product "Ios" and version "12.0\(2\)xf"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(2\)xg Search vendor "Cisco" for product "Ios" and version "12.0\(2\)xg"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(3\)t2 Search vendor "Cisco" for product "Ios" and version "12.0\(3\)t2"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(4\) Search vendor "Cisco" for product "Ios" and version "12.0\(4\)"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(4\)s Search vendor "Cisco" for product "Ios" and version "12.0\(4\)s"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(4\)t Search vendor "Cisco" for product "Ios" and version "12.0\(4\)t"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(5\) Search vendor "Cisco" for product "Ios" and version "12.0\(5\)"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(5\)t1 Search vendor "Cisco" for product "Ios" and version "12.0\(5\)t1"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(6\) Search vendor "Cisco" for product "Ios" and version "12.0\(6\)"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(7\)t Search vendor "Cisco" for product "Ios" and version "12.0\(7\)t"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(8\) Search vendor "Cisco" for product "Ios" and version "12.0\(8\)"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0\(9\)s Search vendor "Cisco" for product "Ios" and version "12.0\(9\)s"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0db Search vendor "Cisco" for product "Ios" and version "12.0db"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0s Search vendor "Cisco" for product "Ios" and version "12.0s"		-		Affected
Cisco Search vendor "Cisco"		Ios Search vendor "Cisco" for product "Ios"				12.0t Search vendor "Cisco" for product "Ios" and version "12.0t"		-		Affected