High severity · published May 6, 2017
CVE-2017-7927
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,…
7.3
CVSS
36.7%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)36.7% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DF
Dh-hcvr4xxx Firmware · Dahuasecurity
All versions, or not specified · source: NVD
DF
Dh-hcvr5xxx Firmware · Dahuasecurity
All versions, or not specified · source: NVD
DF
Dh-ipc-hdbw13a0sn Firmware · Dahuasecurity
All versions, or not specified · source: NVD
DF
Dh-ipc-hdbw23a0rn-zs Firmware · Dahuasecurity
All versions, or not specified · source: NVD
DF
Dh-ipc-hdw1xxx Firmware · Dahuasecurity
All versions, or not specified · source: NVD
DF
Dh-ipc-hdw2xxx Firmware · Dahuasecurity
All versions, or not specified · source: NVD
DF
Dh-ipc-hdw4xxx Firmware · Dahuasecurity
All versions, or not specified · source: NVD
DF
Dh-ipc-hfw1xxx Firmware · Dahuasecurity
All versions, or not specified · source: NVD
DF
Dh-ipc-hfw2xxx Firmware · Dahuasecurity
All versions, or not specified · source: NVD
DF
Dh-ipc-hfw4xxx Firmware · Dahuasecurity
All versions, or not specified · source: NVD
DF
Dh-nvr1xxx Firmware · Dahuasecurity
All versions, or not specified · source: NVD
DF
Dh-sd6cxx Firmware · Dahuasecurity
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-7927
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-7927
Patch
http://us.dahuasecurity.com/en/us/Security-Bulletin_030617.php
Third Party Advisory
http://www.securityfocus.com/bid/98312
Mitigation
https://ics-cert.us-cert.gov/advisories/ICSA-17-124-02
More from Dh-hcvr4xxx Firmware
9.8
CVE-2017-7925
A Password in Configuration File issue was discovered in Dahua DH-IPC-HDBW23A0RN-ZS, DH-IPC-HDBW13A0SN, DH-IPC-HDW1XXX, DH-IPC-HDW2XXX, DH-IPC-HDW4XXX, DH-IPC-HFW1XXX,…