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ID

VAR-202202-0327


CVE

CVE-2022-20749


TITLE

plural  Cisco Small Business RV series  Dual WAN Gigabit VPN  Out-of-Bounds Write Vulnerability in Router

Trust: 0.8

sources: JVNDB: JVNDB-2022-004620

DESCRIPTION

Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do any of the following: Execute arbitrary code Elevate privileges Execute arbitrary commands Bypass authentication and authorization protections Fetch and run unsigned software Cause denial of service (DoS) For more information about these vulnerabilities, see the Details section of this advisory. plural Cisco Small Business RV series Dual WAN Gigabit VPN Routers contain an out-of-bounds write vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state

Trust: 1.71

sources: NVD: CVE-2022-20749 // JVNDB: JVNDB-2022-004620 // VULMON: CVE-2022-20749

AFFECTED PRODUCTS

vendor:ciscomodel:rv340wscope:lteversion:1.0.03.24

Trust: 1.0

vendor:ciscomodel:rv345pscope:lteversion:1.0.03.24

Trust: 1.0

vendor:ciscomodel:rv340scope:lteversion:1.0.03.24

Trust: 1.0

vendor:ciscomodel:rv345scope:lteversion:1.0.03.24

Trust: 1.0

vendor:シスコシステムズmodel:rv345 dual wan gigabit vpn routerscope: - version: -

Trust: 0.8

vendor:シスコシステムズmodel:rv340 dual wan gigabit vpn routerscope: - version: -

Trust: 0.8

vendor:シスコシステムズmodel:rv345p dual wan gigabit poe vpn routerscope: - version: -

Trust: 0.8

vendor:シスコシステムズmodel:rv340w dual wan gigabit wireless-ac vpn routerscope: - version: -

Trust: 0.8

sources: JVNDB: JVNDB-2022-004620 // NVD: CVE-2022-20749

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2022-20749
value: CRITICAL

Trust: 1.0

ykramarz@cisco.com: CVE-2022-20749
value: CRITICAL

Trust: 1.0

NVD: CVE-2022-20749
value: CRITICAL

Trust: 0.8

CNNVD: CNNVD-202202-170
value: CRITICAL

Trust: 0.6

VULMON: CVE-2022-20749
value: HIGH

Trust: 0.1

nvd@nist.gov: CVE-2022-20749
severity: HIGH
baseScore: 10.0
vectorString: AV:N/AC:L/AU:N/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 10.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.9

nvd@nist.gov: CVE-2022-20749
baseSeverity: CRITICAL
baseScore: 9.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 3.9
impactScore: 5.9
version: 3.1

Trust: 1.0

ykramarz@cisco.com: CVE-2022-20749
baseSeverity: CRITICAL
baseScore: 10.0
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: CHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 3.9
impactScore: 6.0
version: 3.1

Trust: 1.0

NVD: CVE-2022-20749
baseSeverity: CRITICAL
baseScore: 9.8
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: VULMON: CVE-2022-20749 // JVNDB: JVNDB-2022-004620 // CNNVD: CNNVD-202202-170 // NVD: CVE-2022-20749 // NVD: CVE-2022-20749

PROBLEMTYPE DATA

problemtype:CWE-121

Trust: 1.0

problemtype:CWE-787

Trust: 1.0

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

Trust: 0.8

sources: JVNDB: JVNDB-2022-004620 // NVD: CVE-2022-20749

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202202-170

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202202-170

PATCH

title:cisco-sa-smb-mult-vuln-KA9PK6Durl:https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-smb-mult-vuln-KA9PK6D

Trust: 0.8

title:Cisco Small Business Buffer error vulnerability fixurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=182680

Trust: 0.6

title:Cisco: Cisco Small Business RV Series Routers Vulnerabilitiesurl:https://vulmon.com/vendoradvisory?qidtp=cisco_security_advisories_and_alerts_ciscoproducts&qid=cisco-sa-smb-mult-vuln-KA9PK6D

Trust: 0.1

title:CVE-2022-XXXXurl:https://github.com/AlphabugX/CVE-2022-23305

Trust: 0.1

title:CVE-2022-XXXXurl:https://github.com/AlphabugX/CVE-2022-RCE

Trust: 0.1

sources: VULMON: CVE-2022-20749 // JVNDB: JVNDB-2022-004620 // CNNVD: CNNVD-202202-170

EXTERNAL IDS

db:NVDid:CVE-2022-20749

Trust: 3.3

db:JVNDBid:JVNDB-2022-004620

Trust: 0.8

db:CS-HELPid:SB2022020301

Trust: 0.6

db:CNNVDid:CNNVD-202202-170

Trust: 0.6

db:VULMONid:CVE-2022-20749

Trust: 0.1

sources: VULMON: CVE-2022-20749 // JVNDB: JVNDB-2022-004620 // CNNVD: CNNVD-202202-170 // NVD: CVE-2022-20749

REFERENCES

url:https://tools.cisco.com/security/center/content/ciscosecurityadvisory/cisco-sa-smb-mult-vuln-ka9pk6d

Trust: 1.8

url:https://nvd.nist.gov/vuln/detail/cve-2022-20749

Trust: 1.4

url:https://www.cybersecurity-help.cz/vdb/sb2022020301

Trust: 0.6

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

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

url:https://github.com/alphabugx/cve-2022-23305

Trust: 0.1

sources: VULMON: CVE-2022-20749 // JVNDB: JVNDB-2022-004620 // CNNVD: CNNVD-202202-170 // NVD: CVE-2022-20749

SOURCES

db:VULMONid:CVE-2022-20749
db:JVNDBid:JVNDB-2022-004620
db:CNNVDid:CNNVD-202202-170
db:NVDid:CVE-2022-20749

LAST UPDATE DATE

2024-08-14T13:53:35.628000+00:00


SOURCES UPDATE DATE

db:VULMONid:CVE-2022-20749date:2023-11-07T00:00:00
db:JVNDBid:JVNDB-2022-004620date:2023-04-24T03:16:00
db:CNNVDid:CNNVD-202202-170date:2022-02-23T00:00:00
db:NVDid:CVE-2022-20749date:2023-11-07T03:42:50.070

SOURCES RELEASE DATE

db:VULMONid:CVE-2022-20749date:2022-02-10T00:00:00
db:JVNDBid:JVNDB-2022-004620date:2023-04-24T00:00:00
db:CNNVDid:CNNVD-202202-170date:2022-02-03T00:00:00
db:NVDid:CVE-2022-20749date:2022-02-10T18:15:09.807