Vulnerability Details : 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, 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.
Products affected by CVE-2017-7927
- cpe:2.3:o:dahuasecurity:dh-ipc-hdbw23a0rn-zs_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dh-ipc-hdbw13a0sn_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dh-ipc-hdw1xxx_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dh-ipc-hdw2xxx_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dh-ipc-hdw4xxx_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dh-ipc-hfw1xxx_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dh-ipc-hfw2xxx_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dh-ipc-hfw4xxx_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dh-sd6cxx_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dh-nvr1xxx_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dh-hcvr4xxx_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dh-hcvr5xxx_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dhi-hcvr51a04he-s3_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dhi-hcvr51a08he-s3_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:dahuasecurity:dhi-hcvr58a32s-s2_firmware:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-7927
1.56%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 87 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-7927
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
7.3
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
3.9
|
3.4
|
NIST |
CWE ids for CVE-2017-7927
-
The product contains hard-coded credentials, such as a password or cryptographic key.Assigned by: nvd@nist.gov (Primary)
-
The product records password hashes in a data store, receives a hash of a password from a client, and compares the supplied hash to the hash obtained from the data store.Assigned by: ics-cert@hq.dhs.gov (Secondary)
References for CVE-2017-7927
-
http://www.securityfocus.com/bid/98312
Dahua Technology Authentication Bypass and Information Disclosure VulnerabilitiesThird Party Advisory;VDB Entry
-
https://ics-cert.us-cert.gov/advisories/ICSA-17-124-02
Dahua Technology Co., Ltd Digital Video Recorders and IP Cameras | CISAMitigation;Third Party Advisory;US Government Resource
-
http://us.dahuasecurity.com/en/us/Security-Bulletin_030617.php
Page not found |Patch;Vendor Advisory
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