CVE-2019-3948

The Amcrest IP2M-841B V2.520.AC00.18.R, Dahua IPC-XXBXX V2.622.0000000.9.R, Dahua IPC HX5X3X and HX4X3X V2.800.0000008.0.R, Dahua DH-IPC HX883X and DH-IPC-HX863X V2.622.0000000.7.R, Dahua DH-SD4XXXXX V2.623.0000000.7.R, Dahua DH-SD5XXXXX V2.623.0000000.1.R, Dahua DH-SD6XXXXX V2.640.0000000.2.R and V2.623.0000000.1.R, Dahua NVR5XX-4KS2 V3.216.0000006.0.R, Dahua NVR4XXX-4KS2 V3.216.0000006.0.R, and NVR2XXX-4KS2 do not require authentication to access the HTTP endpoint /videotalk. An unauthenticated, remote person can connect to this endpoint and potentionally listen to the audio of the capturing device.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

V3 Legend

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://www.tenable.com/security/research/tra-2019-36	Exploit Third Party Advisory
http://packetstormsecurity.com/files/153813/Amcrest-Cameras-2.520.AC00.18.R-Unauthenticated-Audio-Streaming.html	Exploit Third Party Advisory VDB Entry
https://us.dahuasecurity.com/wp-content/uploads/2019/08/Cybersecurity_2019-08-02.pdf
https://www.dahuasecurity.com/support/cybersecurity/details/627?us

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:amcrest:ip2m-841b_firmware:2.520.ac00.18.r:*:*:*:*:*:*:*

cpe:2.3:h:amcrest:ip2m-841b:-:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:dahua:dh-sd5xxxxx::::::::
	cpe:2.3:o:dahua:ipc-hx4x3x::::::::
	cpe:2.3:o:dahua:ipc-xxbxx::::::::
	cpe:2.3:o:dahua:dh-ipc-hx863x::::::::
	cpe:2.3:o:dahua:dh-ipc-hx883x::::::::
	cpe:2.3:o:dahua:ipc-hx5x3x::::::::
	cpe:2.3:o:dahua:nvr2xxx-4ks2::::::::
	cpe:2.3:o:dahua:nvr4xxx-4ks2::::::::
	cpe:2.3:o:dahua:nvr5xxx-4ks2::::::::
	cpe:2.3:o:dahua:dh-sd4xxxxx::::::::
	cpe:2.3:o:dahua:dh-sd6xxxxx::::::::

Information

Published : 2019-07-29 15:15

Updated : 2020-08-24 10:37

NVD link : CVE-2019-3948

Mitre link : CVE-2019-3948

JSON object : View

CWE

CWE-306

Missing Authentication for Critical Function

Products Affected

dahua

dh-ipc-hx883x
ipc-hx5x3x
nvr4xxx-4ks2
dh-sd6xxxxx
nvr2xxx-4ks2
dh-sd5xxxxx
ipc-xxbxx
dh-sd4xxxxx
nvr5xxx-4ks2
dh-ipc-hx863x
ipc-hx4x3x

amcrest

ip2m-841b
ip2m-841b_firmware

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://www.tenable.com/security/research/tra-2019-36", "name": "https://www.tenable.com/security/research/tra-2019-36", "tags": ["Exploit", "Third Party Advisory"], "refsource": "MISC"}, {"url": "http://packetstormsecurity.com/files/153813/Amcrest-Cameras-2.520.AC00.18.R-Unauthenticated-Audio-Streaming.html", "name": "http://packetstormsecurity.com/files/153813/Amcrest-Cameras-2.520.AC00.18.R-Unauthenticated-Audio-Streaming.html", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "refsource": "MISC"}, {"url": "https://us.dahuasecurity.com/wp-content/uploads/2019/08/Cybersecurity_2019-08-02.pdf", "name": "https://us.dahuasecurity.com/wp-content/uploads/2019/08/Cybersecurity_2019-08-02.pdf", "tags": [], "refsource": "MISC"}, {"url": "https://www.dahuasecurity.com/support/cybersecurity/details/627?us", "name": "https://www.dahuasecurity.com/support/cybersecurity/details/627?us", "tags": [], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "The Amcrest IP2M-841B V2.520.AC00.18.R, Dahua IPC-XXBXX V2.622.0000000.9.R, Dahua IPC HX5X3X and HX4X3X V2.800.0000008.0.R, Dahua DH-IPC HX883X and DH-IPC-HX863X V2.622.0000000.7.R, Dahua DH-SD4XXXXX V2.623.0000000.7.R, Dahua DH-SD5XXXXX V2.623.0000000.1.R, Dahua DH-SD6XXXXX V2.640.0000000.2.R and V2.623.0000000.1.R, Dahua NVR5XX-4KS2 V3.216.0000006.0.R, Dahua NVR4XXX-4KS2 V3.216.0000006.0.R, and NVR2XXX-4KS2 do not require authentication to access the HTTP endpoint /videotalk. An unauthenticated, remote person can connect to this endpoint and potentionally listen to the audio of the capturing device."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-306"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2019-3948", "ASSIGNER": "vulnreport@tenable.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 3.9}}, "publishedDate": "2019-07-29T22:15Z", "configurations": {"nodes": [{"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:amcrest:ip2m-841b_firmware:2.520.ac00.18.r:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:h:amcrest:ip2m-841b:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}]}], "operator": "AND", "cpe_match": []}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:dahua:dh-sd5xxxxx:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "2018-05-18"}, {"cpe23Uri": "cpe:2.3:o:dahua:ipc-hx4x3x:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "2018-05-18"}, {"cpe23Uri": "cpe:2.3:o:dahua:ipc-xxbxx:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "2018-05-18"}, {"cpe23Uri": "cpe:2.3:o:dahua:dh-ipc-hx863x:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "2018-05-18"}, {"cpe23Uri": "cpe:2.3:o:dahua:dh-ipc-hx883x:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "2018-05-18"}, {"cpe23Uri": "cpe:2.3:o:dahua:ipc-hx5x3x:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "2018-05-18"}, {"cpe23Uri": "cpe:2.3:o:dahua:nvr2xxx-4ks2:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "2018-05-18"}, {"cpe23Uri": "cpe:2.3:o:dahua:nvr4xxx-4ks2:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "2018-05-18"}, {"cpe23Uri": "cpe:2.3:o:dahua:nvr5xxx-4ks2:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "2018-05-18"}, {"cpe23Uri": "cpe:2.3:o:dahua:dh-sd4xxxxx:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "2018-05-18"}, {"cpe23Uri": "cpe:2.3:o:dahua:dh-sd6xxxxx:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "2018-05-18"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2020-08-24T17:37Z"}

7.5 /10

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0 /10

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

JSON object

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7.5^/10

5.0^/10

Attach tags to `CVE-2019-3948`