CVE-2000-0380

Published: Apr 26, 2000Modified: Apr 16, 2026

7.1

Vector

AV:N/AC:M/Au:N/C:N/I:N/A:C

Exploitability: 8.6 / Impact: 6.9

Source: NVD

Description

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.

Affected (39)

Products: Cisco: Ios

Cisco

1 product

Ios

Configuration A

39 vulnerable

Vulnerable Software	Affected Versions
Cisco Ios	Version 11.1
Cisco Ios	Version 11.2
Cisco Ios	Version 11.2(10)
Cisco Ios	Version 11.2(10)bc
Cisco Ios	Version 11.2(17)
Cisco Ios	Version 11.2(4)f1
Cisco Ios	Version 11.2(8)
Cisco Ios	Version 11.2(8)p
Cisco Ios	Version 11.2(9)p
Cisco Ios	Version 11.2(9)xa
Cisco Ios	Version 11.2p
Cisco Ios	Version 11.3
Cisco Ios	Version 11.3(1)
Cisco Ios	Version 11.3(1)ed
Cisco Ios	Version 11.3(1)t
Cisco Ios	Version 11.3t
Cisco Ios	Version 12.0
Cisco Ios	Version 12.0(1)w
Cisco Ios	Version 12.0(1)xa3
Cisco Ios	Version 12.0(1)xb
Cisco Ios	Version 12.0(1)xe
Cisco Ios	Version 12.0(2)
Cisco Ios	Version 12.0(2)xc
Cisco Ios	Version 12.0(2)xd
Cisco Ios	Version 12.0(2)xf
Cisco Ios	Version 12.0(2)xg
Cisco Ios	Version 12.0(3)t2
Cisco Ios	Version 12.0(4)
Cisco Ios	Version 12.0(4)s
Cisco Ios	Version 12.0(4)t
Cisco Ios	Version 12.0(5)
Cisco Ios	Version 12.0(5)t1
Cisco Ios	Version 12.0(6)
Cisco Ios	Version 12.0(7)t
Cisco Ios	Version 12.0(8)
Cisco Ios	Version 12.0(9)s
Cisco Ios	Version 12.0db
Cisco Ios	Version 12.0s
Cisco Ios	Version 12.0t