{"id":"CVE-2017-7927","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-7927","generatedAt":"2026-10-28T20:08:10.382Z","title":"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.","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.","published":"2017-05-06T00:29:00.000Z","lastModified":"2026-06-17T01:25:30.000Z","status":"Modified","sourceIdentifier":"ics-cert@hq.dhs.gov","cvss":{"version":"3.0","score":7.3,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"},"cwe":["CWE-836","CWE-798"],"affected":["dahuasecurity/dh-ipc-hdbw23a0rn-zs firmware","dahuasecurity/dh-ipc-hdbw13a0sn firmware","dahuasecurity/dh-ipc-hdw1xxx firmware","dahuasecurity/dh-ipc-hdw2xxx firmware","dahuasecurity/dh-ipc-hdw4xxx firmware","dahuasecurity/dh-ipc-hfw1xxx firmware","dahuasecurity/dh-ipc-hfw2xxx firmware","dahuasecurity/dh-ipc-hfw4xxx firmware","dahuasecurity/dh-sd6cxx firmware","dahuasecurity/dh-nvr1xxx firmware","dahuasecurity/dh-hcvr4xxx firmware","dahuasecurity/dh-hcvr5xxx firmware","dahuasecurity/dhi-hcvr51a04he-s3 firmware","dahuasecurity/dhi-hcvr51a08he-s3 firmware","dahuasecurity/dhi-hcvr58a32s-s2 firmware"],"epss":{"score":0.36747,"percentile":0.98495,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.18139,"percentile":0.9714},{"date":"2026-09-22","score":0.36747,"percentile":0.98433}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 36.7%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[{"kind":"epss","label":"EPSS jump","at":"2026-09-22T00:00:00.000Z","detail":{"to":0.36747,"from":0.18139,"percentile":0.98433},"summary":"EPSS moved from 18.1% to 36.7% probability of exploitation in the next thirty days."}],"references":[{"url":"http://us.dahuasecurity.com/en/us/Security-Bulletin_030617.php","tags":["Patch","Vendor Advisory"],"source":"ics-cert@hq.dhs.gov"},{"url":"http://www.securityfocus.com/bid/98312","tags":["Third Party Advisory","VDB Entry"],"source":"ics-cert@hq.dhs.gov"},{"url":"https://ics-cert.us-cert.gov/advisories/ICSA-17-124-02","tags":["Mitigation","Third Party Advisory","US Government Resource"],"source":"ics-cert@hq.dhs.gov"},{"url":"http://us.dahuasecurity.com/en/us/Security-Bulletin_030617.php","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/98312","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://ics-cert.us-cert.gov/advisories/ICSA-17-124-02","tags":["Mitigation","Third Party Advisory","US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-7927","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}