ID

VAR-202101-0830


CVE

CVE-2021-1186


TITLE

plural  Cisco Small Business RV  Out-of-bounds write vulnerability in routers

Trust: 0.8

sources: JVNDB: JVNDB-2021-002659

DESCRIPTION

Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers could allow an authenticated, remote attacker to execute arbitrary code or cause an affected device to restart unexpectedly. The vulnerabilities are due to improper validation of user-supplied input in the web-based management interface. An attacker could exploit these vulnerabilities by sending crafted HTTP requests to an affected device. A successful exploit could allow the attacker to execute arbitrary code as the root user on the underlying operating system or cause the device to reload, resulting in a denial of service (DoS) condition. To exploit these vulnerabilities, an attacker would need to have valid administrator credentials on the affected device. Cisco has not released software updates that address these vulnerabilities. plural Cisco Small Business RV The router is vulnerable to out-of-bounds writes.Information is obtained, information is tampered with, and service is disrupted (DoS) It may be put into a state. Cisco RV110W is a Wireless-N VPN firewall, Cisco RV130 is a multifunctional VPN router, Cisco RV130W is a Wireless-N multifunctional VPN router, and Cisco RV215W is a Wireless-N VPN router. Or cause the device to reload. Cisco RV110W, etc. The following products and versions are affected: Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers

Trust: 2.34

sources: NVD: CVE-2021-1186 // JVNDB: JVNDB-2021-002659 // CNVD: CNVD-2021-41201 // VULHUB: VHN-374240 // VULMON: CVE-2021-1186

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2021-41201

AFFECTED PRODUCTS

vendor:ciscomodel:rv110wscope:eqversion:1.3.1.7

Trust: 1.0

vendor:ciscomodel:rv130 vpn routerscope:eqversion:1.2.2.8

Trust: 1.0

vendor:ciscomodel:rv130 vpn routerscope:eqversion:1.3.1.7

Trust: 1.0

vendor:ciscomodel:rv130wscope:eqversion:1.2.2.8

Trust: 1.0

vendor:ciscomodel:rv130wscope:eqversion:1.3.1.7

Trust: 1.0

vendor:ciscomodel:rv215w wireless-n vpn routerscope:eqversion:1.2.2.8

Trust: 1.0

vendor:ciscomodel:rv215w wireless-n vpn routerscope:eqversion:1.3.1.7

Trust: 1.0

vendor:ciscomodel:application extension platformscope:eqversion:1.0.3.55

Trust: 1.0

vendor:ciscomodel:rv110wscope:eqversion:1.2.2.8

Trust: 1.0

vendor:シスコシステムズmodel:cisco rv130w wireless-n multifunction vpn routerscope: - version: -

Trust: 0.8

vendor:シスコシステムズmodel:rv130 vpn routerscope: - version: -

Trust: 0.8

vendor:シスコシステムズmodel:cisco rv110w wireless-n vpn firewallscope: - version: -

Trust: 0.8

vendor:シスコシステムズmodel:rv215w wireless-n vpn routerscope: - version: -

Trust: 0.8

vendor:シスコシステムズmodel:application extension platformscope: - version: -

Trust: 0.8

vendor:ciscomodel:rv110wscope: - version: -

Trust: 0.6

vendor:ciscomodel:rv130w noscope: - version: -

Trust: 0.6

vendor:ciscomodel:rv215w noscope: - version: -

Trust: 0.6

vendor:ciscomodel:rv130scope: - version: -

Trust: 0.6

sources: CNVD: CNVD-2021-41201 // JVNDB: JVNDB-2021-002659 // NVD: CVE-2021-1186

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-1186
value: HIGH

Trust: 1.0

ykramarz@cisco.com: CVE-2021-1186
value: HIGH

Trust: 1.0

NVD: CVE-2021-1186
value: HIGH

Trust: 0.8

CNVD: CNVD-2021-41201
value: HIGH

Trust: 0.6

CNNVD: CNNVD-202101-991
value: HIGH

Trust: 0.6

VULHUB: VHN-374240
value: HIGH

Trust: 0.1

VULMON: CVE-2021-1186
value: HIGH

Trust: 0.1

nvd@nist.gov: CVE-2021-1186
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.9

CNVD: CNVD-2021-41201
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

VULHUB: VHN-374240
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2021-1186
baseSeverity: HIGH
baseScore: 7.2
vectorString: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: HIGH
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 1.2
impactScore: 5.9
version: 3.1

Trust: 2.0

NVD: CVE-2021-1186
baseSeverity: HIGH
baseScore: 7.2
vectorString: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: HIGH
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: CNVD: CNVD-2021-41201 // VULHUB: VHN-374240 // VULMON: CVE-2021-1186 // JVNDB: JVNDB-2021-002659 // CNNVD: CNNVD-202101-991 // NVD: CVE-2021-1186 // NVD: CVE-2021-1186

PROBLEMTYPE DATA

problemtype:CWE-787

Trust: 1.1

problemtype:CWE-121

Trust: 1.0

problemtype:Out-of-bounds writing (CWE-787) [NVD Evaluation ]

Trust: 0.8

sources: VULHUB: VHN-374240 // JVNDB: JVNDB-2021-002659 // NVD: CVE-2021-1186

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202101-991

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202101-991

PATCH

title:cisco-sa-rv-overflow-WUnUgv4Uurl:https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-rv-overflow-WUnUgv4U

Trust: 0.8

title:Patch for Cisco RV110W/RV130/RV130W/RV215W remote command execution and denial of service vulnerability (CNVD-2021-41201)url:https://www.cnvd.org.cn/patchInfo/show/272446

Trust: 0.6

title:Multiple Cisco Product Buffer Error Vulnerability Fixurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=139523

Trust: 0.6

title:Cisco: Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Remote Command Execution and Denial of Service Vulnerabilitiesurl:https://vulmon.com/vendoradvisory?qidtp=cisco_security_advisories_and_alerts_ciscoproducts&qid=cisco-sa-rv-overflow-WUnUgv4U

Trust: 0.1

sources: CNVD: CNVD-2021-41201 // VULMON: CVE-2021-1186 // JVNDB: JVNDB-2021-002659 // CNNVD: CNNVD-202101-991

EXTERNAL IDS

db:NVDid:CVE-2021-1186

Trust: 3.2

db:JVNDBid:JVNDB-2021-002659

Trust: 0.8

db:CNVDid:CNVD-2021-41201

Trust: 0.6

db:AUSCERTid:ESB-2021.0232

Trust: 0.6

db:AUSCERTid:ESB-2021.0142

Trust: 0.6

db:CNNVDid:CNNVD-202101-991

Trust: 0.6

db:VULHUBid:VHN-374240

Trust: 0.1

db:VULMONid:CVE-2021-1186

Trust: 0.1

sources: CNVD: CNVD-2021-41201 // VULHUB: VHN-374240 // VULMON: CVE-2021-1186 // JVNDB: JVNDB-2021-002659 // CNNVD: CNNVD-202101-991 // NVD: CVE-2021-1186

REFERENCES

url:https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-rv-overflow-wunugv4u

Trust: 3.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-1186

Trust: 1.4

url:https://www.auscert.org.au/bulletins/esb-2021.0142/

Trust: 0.6

url:https://www.auscert.org.au/bulletins/esb-2021.0232/

Trust: 0.6

url:https://cwe.mitre.org/data/definitions/787.html

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

sources: CNVD: CNVD-2021-41201 // VULHUB: VHN-374240 // VULMON: CVE-2021-1186 // JVNDB: JVNDB-2021-002659 // CNNVD: CNNVD-202101-991 // NVD: CVE-2021-1186

SOURCES

db:CNVDid:CNVD-2021-41201
db:VULHUBid:VHN-374240
db:VULMONid:CVE-2021-1186
db:JVNDBid:JVNDB-2021-002659
db:CNNVDid:CNNVD-202101-991
db:NVDid:CVE-2021-1186

LAST UPDATE DATE

2024-08-14T13:23:54.286000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2021-41201date:2021-06-13T00:00:00
db:VULHUBid:VHN-374240date:2021-01-15T00:00:00
db:VULMONid:CVE-2021-1186date:2021-01-15T00:00:00
db:JVNDBid:JVNDB-2021-002659date:2021-09-29T02:44:00
db:CNNVDid:CNNVD-202101-991date:2021-01-21T00:00:00
db:NVDid:CVE-2021-1186date:2023-11-07T03:27:38.077

SOURCES RELEASE DATE

db:CNVDid:CNVD-2021-41201date:2021-06-13T00:00:00
db:VULHUBid:VHN-374240date:2021-01-13T00:00:00
db:VULMONid:CVE-2021-1186date:2021-01-13T00:00:00
db:JVNDBid:JVNDB-2021-002659date:2021-09-29T00:00:00
db:CNNVDid:CNNVD-202101-991date:2021-01-13T00:00:00
db:NVDid:CVE-2021-1186date:2021-01-13T22:15:17.897