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ID

VAR-202006-0406


CVE

CVE-2020-12773


TITLE

Realtek ADSL/PON Modem SoC Firmware vulnerabilities

Trust: 0.8

sources: JVNDB: JVNDB-2020-006448

DESCRIPTION

A security misconfiguration vulnerability exists in the SDK of some Realtek ADSL/PON Modem SoC firmware, which allows attackers using a default password to execute arbitrary commands remotely via the build-in network monitoring tool. Realtek ADSL/PON Modem SoC There is an unspecified vulnerability in the firmware.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be put into a state. Realtek ADSL/PON Modem SoC is a SoC (system on a chip) product of China Taiwan Realtek Semiconductor (Realtek). A security vulnerability exists in the Linux SDK in Realtek ADSL/PON Modem SoCs

Trust: 1.71

sources: NVD: CVE-2020-12773 // JVNDB: JVNDB-2020-006448 // VULHUB: VHN-165485

AFFECTED PRODUCTS

vendor:realtekmodel:adsl router socscope:eqversion: -

Trust: 1.0

vendor:realtek semiconductor corpmodel:adsl router socscope: - version: -

Trust: 0.8

sources: JVNDB: JVNDB-2020-006448 // NVD: CVE-2020-12773

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2020-12773
value: HIGH

Trust: 1.0

twcert@cert.org.tw: CVE-2020-12773
value: CRITICAL

Trust: 1.0

NVD: JVNDB-2020-006448
value: HIGH

Trust: 0.8

CNNVD: CNNVD-202006-589
value: HIGH

Trust: 0.6

VULHUB: VHN-165485
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2020-12773
severity: MEDIUM
baseScore: 6.5
vectorString: AV:N/AC:L/AU:S/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 8.0
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.0

NVD: JVNDB-2020-006448
severity: MEDIUM
baseScore: 6.5
vectorString: AV:N/AC:L/AU:S/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: NONE
impactScore: NONE
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.8

VULHUB: VHN-165485
severity: MEDIUM
baseScore: 6.5
vectorString: AV:N/AC:L/AU:S/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 8.0
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2020-12773
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.1

Trust: 1.0

twcert@cert.org.tw: CVE-2020-12773
baseSeverity: CRITICAL
baseScore: 9.6
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: CHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: NONE
exploitabilityScore: 3.1
impactScore: 5.8
version: 3.1

Trust: 1.0

NVD: JVNDB-2020-006448
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: VULHUB: VHN-165485 // JVNDB: JVNDB-2020-006448 // CNNVD: CNNVD-202006-589 // NVD: CVE-2020-12773 // NVD: CVE-2020-12773

PROBLEMTYPE DATA

problemtype:NVD-CWE-noinfo

Trust: 1.0

sources: NVD: CVE-2020-12773

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202006-589

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202006-589

CONFIGURATIONS

sources:
            
            
            JVNDB: JVNDB-2020-006448

PATCH
title:Top Pageurl:https://www.realtek.com
Trust: 0.8
sources:
            
            
            JVNDB: JVNDB-2020-006448

EXTERNAL IDS
db:NVDid:CVE-2020-12773
Trust: 2.5
db:JVNDBid:JVNDB-2020-006448
Trust: 0.8
db:CNNVDid:CNNVD-202006-589
Trust: 0.7
db:VULHUBid:VHN-165485
Trust: 0.1
sources:
            
            
            VULHUB: VHN-165485 // 
            
            
            
            JVNDB: JVNDB-2020-006448 // 
            
            
            
            CNNVD: CNNVD-202006-589 // 
            
            
            
            NVD: CVE-2020-12773

REFERENCES
url:https://www.twcert.org.tw/tw/cp-132-3681-2a3f6-1.html
Trust: 2.5
url:https://nvd.nist.gov/vuln/detail/cve-2020-12773
Trust: 1.4
url:https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2020-12773
Trust: 0.8
sources:
            
            
            VULHUB: VHN-165485 // 
            
            
            
            JVNDB: JVNDB-2020-006448 // 
            
            
            
            CNNVD: CNNVD-202006-589 // 
            
            
            
            NVD: CVE-2020-12773

SOURCES
db:VULHUBid:VHN-165485
db:JVNDBid:JVNDB-2020-006448
db:CNNVDid:CNNVD-202006-589
db:NVDid:CVE-2020-12773

LAST UPDATE DATE
2024-11-23T22:16:27.764000+00:00

SOURCES UPDATE DATE
db:VULHUBid:VHN-165485date:2020-06-12T00:00:00
db:JVNDBid:JVNDB-2020-006448date:2020-07-09T00:00:00
db:CNNVDid:CNNVD-202006-589date:2020-06-15T00:00:00
db:NVDid:CVE-2020-12773date:2024-11-21T05:00:15.817

SOURCES RELEASE DATE
db:VULHUBid:VHN-165485date:2020-06-08T00:00:00
db:JVNDBid:JVNDB-2020-006448date:2020-07-09T00:00:00
db:CNNVDid:CNNVD-202006-589date:2020-06-08T00:00:00
db:NVDid:CVE-2020-12773date:2020-06-08T08:15:13.327