ID

VAR-200112-0062


CVE

CVE-2001-0861


TITLE

Cisco 12000 series Service interruption in Internet routers (DoS) Vulnerabilities

Trust: 0.8

sources: JVNDB: JVNDB-2001-000175

DESCRIPTION

Cisco 12000 with IOS 12.0 and line cards based on Engine 2 and earlier allows remote attackers to cause a denial of service (CPU consumption) by flooding the router with traffic that generates a large number of ICMP Unreachable replies. Cisco 12000 When using a black hole filter in a series internet router, ICMP Service disruption when a large number of unreachable packets are sent (DoS) There is a vulnerability that becomes a condition.ICMP Service operation disruption by sending a large number of unreachable packets (DoS) There is a possibility of being in a state. Cisco 12000 Series Internet Routers are prone to a denial of service condition. Successful exploitation may cause the router to stop forwarding packets. This condition may occur when the router is "Black Hole" filtering. It should be noted that this vulnerability only affects certain Cisco 12000 Series Internet Routers, and other Cisco router products should not be considered vulnerable. Cisco classifies this issue under Vulnerability CSCdr46528, Vulnerability CSCds36541 and Vulnerability CSCdt66560. Engine 2 based Cisco 12000 with IOS 12.0 and line cards and earlier versions are vulnerable

Trust: 1.98

sources: NVD: CVE-2001-0861 // JVNDB: JVNDB-2001-000175 // BID: 3534 // VULHUB: VHN-3668

AFFECTED PRODUCTS

vendor:ciscomodel:12000 routerscope:eqversion:*

Trust: 1.0

vendor:ciscomodel:iosscope:eqversion:12.0

Trust: 0.8

vendor:ciscomodel:12000 routerscope: - version: -

Trust: 0.6

vendor:ciscomodel:ios 12.0stscope: - version: -

Trust: 0.3

vendor:ciscomodel:ios 12.0scscope: - version: -

Trust: 0.3

vendor:ciscomodel:ios 12.0sscope: - version: -

Trust: 0.3

sources: BID: 3534 // JVNDB: JVNDB-2001-000175 // CNNVD: CNNVD-200112-018 // NVD: CVE-2001-0861

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2001-0861
value: MEDIUM

Trust: 1.0

NVD: CVE-2001-0861
value: MEDIUM

Trust: 0.8

CNNVD: CNNVD-200112-018
value: MEDIUM

Trust: 0.6

VULHUB: VHN-3668
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2001-0861
severity: MEDIUM
baseScore: 5.0
vectorString: AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: PARTIAL
exploitabilityScore: 10.0
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.8

VULHUB: VHN-3668
severity: MEDIUM
baseScore: 5.0
vectorString: AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: PARTIAL
exploitabilityScore: 10.0
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

sources: VULHUB: VHN-3668 // JVNDB: JVNDB-2001-000175 // CNNVD: CNNVD-200112-018 // NVD: CVE-2001-0861

PROBLEMTYPE DATA

problemtype:NVD-CWE-Other

Trust: 1.0

sources: NVD: CVE-2001-0861

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-200112-018

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-200112-018

CONFIGURATIONS

sources: JVNDB: JVNDB-2001-000175

PATCH

title:GSR-unreachables-puburl:http://www.cisco.com/warp/public/707/GSR-unreachables-pub.shtml

Trust: 0.8

title:GSR-unreachables-puburl:http://www.cisco.com/japanese/warp/public/3/jp/service/tac/707/GSR-unreachables-pub-j.shtml

Trust: 0.8

sources: JVNDB: JVNDB-2001-000175

EXTERNAL IDS

db:BIDid:3534

Trust: 2.8

db:NVDid:CVE-2001-0861

Trust: 2.5

db:OSVDBid:794

Trust: 1.7

db:JVNDBid:JVNDB-2001-000175

Trust: 0.8

db:CNNVDid:CNNVD-200112-018

Trust: 0.7

db:XFid:7536

Trust: 0.6

db:CISCOid:20011114 ICMP UNREACHABLE VULNERABILITY IN CISCO 12000 SERIES INTERNET ROUTER

Trust: 0.6

db:CIACid:M-018

Trust: 0.6

db:VULHUBid:VHN-3668

Trust: 0.1

sources: VULHUB: VHN-3668 // BID: 3534 // JVNDB: JVNDB-2001-000175 // CNNVD: CNNVD-200112-018 // NVD: CVE-2001-0861

REFERENCES

url:http://www.securityfocus.com/bid/3534

Trust: 2.5

url:http://www.ciac.org/ciac/bulletins/m-018.shtml

Trust: 1.7

url:http://www.cisco.com/warp/public/707/gsr-unreachables-pub.shtml

Trust: 1.7

url:http://www.osvdb.org/794

Trust: 1.7

url:https://exchange.xforce.ibmcloud.com/vulnerabilities/7536

Trust: 1.1

url:http://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2001-0861

Trust: 0.8

url:http://nvd.nist.gov/nvd.cfm?cvename=cve-2001-0861

Trust: 0.8

url:http://xforce.iss.net/static/7536.php

Trust: 0.6

url:http://www.cisco.com/warp/public/707/sec_incident_response.shtml

Trust: 0.3

sources: VULHUB: VHN-3668 // BID: 3534 // JVNDB: JVNDB-2001-000175 // CNNVD: CNNVD-200112-018 // NVD: CVE-2001-0861

CREDITS

This vulnerability was first published in a Cisco Security Advisory.

Trust: 0.9

sources: BID: 3534 // CNNVD: CNNVD-200112-018

SOURCES

db:VULHUBid:VHN-3668
db:BIDid:3534
db:JVNDBid:JVNDB-2001-000175
db:CNNVDid:CNNVD-200112-018
db:NVDid:CVE-2001-0861

LAST UPDATE DATE

2025-04-03T22:16:57.169000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-3668date:2017-10-10T00:00:00
db:BIDid:3534date:2001-11-14T00:00:00
db:JVNDBid:JVNDB-2001-000175date:2007-04-01T00:00:00
db:CNNVDid:CNNVD-200112-018date:2005-05-02T00:00:00
db:NVDid:CVE-2001-0861date:2025-04-03T01:03:51.193

SOURCES RELEASE DATE

db:VULHUBid:VHN-3668date:2001-12-06T00:00:00
db:BIDid:3534date:2001-11-14T00:00:00
db:JVNDBid:JVNDB-2001-000175date:2007-04-01T00:00:00
db:CNNVDid:CNNVD-200112-018date:2001-12-06T00:00:00
db:NVDid:CVE-2001-0861date:2001-12-06T05:00:00