CVE-1999-0445

Severity Score

7.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

In Cisco routers under some versions of IOS 12.0 running NAT, some packets may not be filtered by input access list filters.

*Credits: N/A

CVSS Scores

Tenablev3 7.5
NISTv2 5.0

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

1999-04-01 CVE Published
1999-06-07 CVE Reserved
2024-08-01 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (1)

URL	Tag	Source
http://www.osvdb.org/1104	Vdb Entry

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC

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"				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\(2\)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"				12.0db 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