ID

VAR-202101-0776


CVE

CVE-2021-1216


TITLE

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

Trust: 0.8

sources: JVNDB: JVNDB-2021-002630

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 vulnerability exists in the following devices or models: Cisco Small Business RV110W, Cisco Small Business RV130, Cisco Small Business RV130W, Cisco Small Business RV215W

Trust: 2.25

sources: NVD: CVE-2021-1216 // JVNDB: JVNDB-2021-002630 // CNVD: CNVD-2021-41171 // VULHUB: VHN-374270

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2021-41171

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:rv215w wireless-n 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:application extension platformscope: - version: -

Trust: 0.8

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:cisco rv110w wireless-n vpn firewallscope: - 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-2021-41171 // JVNDB: JVNDB-2021-002630 // NVD: CVE-2021-1216

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-1216
value: HIGH

Trust: 1.0

ykramarz@cisco.com: CVE-2021-1216
value: HIGH

Trust: 1.0

NVD: CVE-2021-1216
value: HIGH

Trust: 0.8

CNVD: CNVD-2021-41171
value: HIGH

Trust: 0.6

CNNVD: CNNVD-202101-1078
value: HIGH

Trust: 0.6

VULHUB: VHN-374270
value: HIGH

Trust: 0.1

nvd@nist.gov: CVE-2021-1216
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: 1.8

CNVD: CNVD-2021-41171
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-374270
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-2021-1216
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-2021-1216
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-2021-41171 // VULHUB: VHN-374270 // JVNDB: JVNDB-2021-002630 // CNNVD: CNNVD-202101-1078 // NVD: CVE-2021-1216 // NVD: CVE-2021-1216

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-374270 // JVNDB: JVNDB-2021-002630 // NVD: CVE-2021-1216

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202101-1078

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202101-1078

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-2021-41171)url:https://www.cnvd.org.cn/patchInfo/show/272296

Trust: 0.6

sources: CNVD: CNVD-2021-41171 // JVNDB: JVNDB-2021-002630

EXTERNAL IDS

db:NVDid:CVE-2021-1216

Trust: 3.1

db:JVNDBid:JVNDB-2021-002630

Trust: 0.8

db:CNVDid:CNVD-2021-41171

Trust: 0.7

db:AUSCERTid:ESB-2021.0232

Trust: 0.6

db:AUSCERTid:ESB-2021.0142

Trust: 0.6

db:CNNVDid:CNNVD-202101-1078

Trust: 0.6

db:VULHUBid:VHN-374270

Trust: 0.1

sources: CNVD: CNVD-2021-41171 // VULHUB: VHN-374270 // JVNDB: JVNDB-2021-002630 // CNNVD: CNNVD-202101-1078 // NVD: CVE-2021-1216

REFERENCES

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

Trust: 2.9

url:https://nvd.nist.gov/vuln/detail/cve-2021-1216

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

sources: CNVD: CNVD-2021-41171 // VULHUB: VHN-374270 // JVNDB: JVNDB-2021-002630 // CNNVD: CNNVD-202101-1078 // NVD: CVE-2021-1216

SOURCES

db:CNVDid:CNVD-2021-41171
db:VULHUBid:VHN-374270
db:JVNDBid:JVNDB-2021-002630
db:CNNVDid:CNNVD-202101-1078
db:NVDid:CVE-2021-1216

LAST UPDATE DATE

2024-08-14T13:23:59.674000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2021-41171date:2021-06-13T00:00:00
db:VULHUBid:VHN-374270date:2021-01-15T00:00:00
db:JVNDBid:JVNDB-2021-002630date:2021-09-28T06:40:00
db:CNNVDid:CNNVD-202101-1078date:2021-01-21T00:00:00
db:NVDid:CVE-2021-1216date:2023-11-07T03:27:43.793

SOURCES RELEASE DATE

db:CNVDid:CNVD-2021-41171date:2021-06-13T00:00:00
db:VULHUBid:VHN-374270date:2021-01-13T00:00:00
db:JVNDBid:JVNDB-2021-002630date:2021-09-28T00:00:00
db:CNNVDid:CNNVD-202101-1078date:2021-01-13T00:00:00
db:NVDid:CVE-2021-1216date:2021-01-13T22:15:20.177