CVE-1999-0001

Severity Score

7.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

ip_input.c in BSD-derived TCP/IP implementations allows remote attackers to cause a denial of service (crash or hang) via crafted packets.

ip_input.c en implementaciones de TCP/IP derivadas de BSD permiten a atacantes remotos causar una denegación de servicio (cuelgue o caída) mediante paquetes artesanales.

*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

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

1999-06-07 CVE Reserved
1999-12-30 CVE Published
2024-08-01 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation

CAPEC

References (2)

URL	Tag	Source
http://www.openbsd.org/errata23.html#tcpfix	X_refsource_confirm
http://www.osvdb.org/5707	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
Bsdi Search vendor "Bsdi"		Bsd Os Search vendor "Bsdi" for product "Bsd Os"				3.1 Search vendor "Bsdi" for product "Bsd Os" and version "3.1"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				1.0 Search vendor "Freebsd" for product "Freebsd" and version "1.0"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				1.1 Search vendor "Freebsd" for product "Freebsd" and version "1.1"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				1.1.5.1 Search vendor "Freebsd" for product "Freebsd" and version "1.1.5.1"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				1.2 Search vendor "Freebsd" for product "Freebsd" and version "1.2"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				2.0 Search vendor "Freebsd" for product "Freebsd" and version "2.0"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				2.0.1 Search vendor "Freebsd" for product "Freebsd" and version "2.0.1"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				2.0.5 Search vendor "Freebsd" for product "Freebsd" and version "2.0.5"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				2.1.5 Search vendor "Freebsd" for product "Freebsd" and version "2.1.5"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				2.1.6 Search vendor "Freebsd" for product "Freebsd" and version "2.1.6"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				2.1.6.1 Search vendor "Freebsd" for product "Freebsd" and version "2.1.6.1"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				2.1.7 Search vendor "Freebsd" for product "Freebsd" and version "2.1.7"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				2.1.7.1 Search vendor "Freebsd" for product "Freebsd" and version "2.1.7.1"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				2.2 Search vendor "Freebsd" for product "Freebsd" and version "2.2"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				2.2.2 Search vendor "Freebsd" for product "Freebsd" and version "2.2.2"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				2.2.3 Search vendor "Freebsd" for product "Freebsd" and version "2.2.3"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				2.2.4 Search vendor "Freebsd" for product "Freebsd" and version "2.2.4"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				2.2.5 Search vendor "Freebsd" for product "Freebsd" and version "2.2.5"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				2.2.6 Search vendor "Freebsd" for product "Freebsd" and version "2.2.6"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				2.2.8 Search vendor "Freebsd" for product "Freebsd" and version "2.2.8"		-		Affected
Freebsd Search vendor "Freebsd"		Freebsd Search vendor "Freebsd" for product "Freebsd"				3.0 Search vendor "Freebsd" for product "Freebsd" and version "3.0"		-		Affected
Openbsd Search vendor "Openbsd"		Openbsd Search vendor "Openbsd" for product "Openbsd"				2.3 Search vendor "Openbsd" for product "Openbsd" and version "2.3"		-		Affected
Openbsd Search vendor "Openbsd"		Openbsd Search vendor "Openbsd" for product "Openbsd"				2.4 Search vendor "Openbsd" for product "Openbsd" and version "2.4"		-		Affected