by Kastro
Paper/Archive/CVE-2017-7921

CVE-2017-7921

Hikvision Multiple Products — Hikvision Multiple Products Improper Authentication Vulnerability

KEV · due 26 MarEPSS 100%public exploitSSVC actCVSS 9.8
critical.is priorityof 100
99
CVSS 9.8 (ADP)9.8 / 10 × 3029.4In CISA KEV+3030.0EPSS percentile 100.01.000 × 2020.0Exploit: SSVC active+1010.0SSVC exploitation: active+1010.0
Description · from the CVE record

An Improper Authentication issue was discovered in Hikvision DS-2CD2xx2F-I Series V5.2.0 build 140721 to V5.4.0 build 160530, DS-2CD2xx0F-I Series V5.2.0 build 140721 to V5.4.0 Build 160401, DS-2CD2xx2FWD Series V5.3.1 build 150410 to V5.4.4 Build 161125, DS-2CD4x2xFWD Series V5.2.0 build 140721 to V5.4.0 Build 160414, DS-2CD4xx5 Series V5.2.0 build 140721 to V5.4.0 Build 160421, DS-2DFx Series V5.2.0 build 140805 to V5.4.5 Build 160928, and DS-2CD63xx Series V5.0.9 build 140305 to V5.3.5 Build 160106 devices. The improper authentication vulnerability occurs when an application does not adequately or correctly authenticate users. This may allow a malicious user to escalate his or her privileges on the system and gain access to sensitive information.

Affected

ProductAffectedFixed inSource
Hikvision CamerasHikvision Cameras–CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: active · Automatable: yes · Technical impact: total

References

refics-cert.us-cert.gov/advisories/ICSA-17-124-01refsecurityfocus.com/bid/98313refghostbin.com/paste/q2vq2refhikvision.com/us/about_10805.htmlrefhikvision.com/us-en/support/document-center/special-notices/privilege-escalating-vulnerability-in-certain-hikvision-ip-camerasrefhikvision.com/cn/support/CybersecurityCenter/SecurityNotices/20170314refhikvision.com/en/support/cybersecurity/security-advisory/security-notification--privilege-escalating-vulnerability-in-cerrefcisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-7921kevcisa.gov/known-exploited-vulnerabilities-catalog