Vulnerability CVE-2017-7927


Published: 2017-05-05   Modified: 2017-05-06

Description:
A Use of Password Hash Instead of Password for Authentication issue was discovered in Dahua DH-IPC-HDBW23A0RN-ZS, DH-IPC-HDBW13A0SN, DH-IPC-HDW1XXX, DH-IPC-HDW2XXX, DH-IPC-HDW4XXX, DH-IPC-HFW1XXX, DH-IPC-HFW2XXX, DH-IPC-HFW4XXX, DH-SD6CXX, DH-NVR1XXX, DH-HCVR4XXX, DH-HCVR5XXX, DHI-HCVR51A04HE-S3, DHI-HCVR51A08HE-S3, and DHI-HCVR58A32S-S2 devices. The use of password hash instead of password for authentication vulnerability was identified, which could allow a malicious user to bypass authentication without obtaining the actual password.

Type:

CWE-798

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Dahuasecurity -> Dhi-hcvr58a32s-s2 firmware 
Dahuasecurity -> Dh-ipc-hdw2xxx firmware 
Dahuasecurity -> Dhi-hcvr51a04he-s3 firmware 
Dahuasecurity -> Dh-nvr1xxx firmware 
Dahuasecurity -> Dh-ipc-hdbw13a0sn firmware 
Dahuasecurity -> Dh-ipc-hdw4xxx firmware 
Dahuasecurity -> Dh-ipc-hfw1xxx firmware 
Dahuasecurity -> Dh-hcvr4xxx firmware 
Dahuasecurity -> Dh-ipc-hdbw23a0rn-zs firmware 
Dahuasecurity -> Dh-sd6cxx firmware 
Dahuasecurity -> Dh-ipc-hfw4xxx firmware 
Dahuasecurity -> Dhi-hcvr51a08he-s3 firmware 
Dahuasecurity -> Dh-hcvr5xxx firmware 
Dahuasecurity -> Dh-ipc-hfw2xxx firmware 
Dahuasecurity -> Dh-ipc-hdw1xxx firmware 

 References:
http://us.dahuasecurity.com/en/us/Security-Bulletin_030617.php
http://www.securityfocus.com/bid/98312
https://ics-cert.us-cert.gov/advisories/ICSA-17-124-02

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