CVE-2017-7921
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.
- Score
- CVSS 3.1 9.8 Critical
- Status
- Analyzed - ics-cert@hq.dhs.gov
- Published
- 2017-05-06
- Last modified
- 2026-03-06
- Known exploited (CISA KEV)
- since 2026-03-05, action due 2026-03-26: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- Weaknesses
- CWE-287
Affected products
- Ds-2cd2032-i Firmware (Hikvision)
- Ds-2cd2112-i Firmware (Hikvision)
- Ds-2cd2132-i Firmware (Hikvision)
- Ds-2cd2212-i5 Firmware (Hikvision)
- Ds-2cd2232-i5 Firmware (Hikvision)
- Ds-2cd2312-i Firmware (Hikvision)
- Ds-2cd2332-i Firmware (Hikvision)
- Ds-2cd2412f-i(w) Firmware (Hikvision)
- Ds-2cd2432f-i(w) Firmware (Hikvision)
- Ds-2cd2512f-i(s) Firmware (Hikvision)
- Ds-2cd2532f-i(s) Firmware (Hikvision)
- Ds-2cd2612f-i(s) Firmware (Hikvision)
- Ds-2cd2632f-i(s) Firmware (Hikvision)
- Ds-2cd2712f-i(s) Firmware (Hikvision)
- Ds-2cd2732f-i(s) Firmware (Hikvision)
- Ds-2cd2t32-i3 Firmware (Hikvision)
- Ds-2cd2t32-i5 Firmware (Hikvision)
- Ds-2cd2t32-i8 Firmware (Hikvision)
- Ds-2cd4012f-(a) Firmware (Hikvision)
- Ds-2cd4012f-(p) Firmware (Hikvision)
- Ds-2cd4012f-(w) Firmware (Hikvision)
- Ds-2cd4012fwd-(a) Firmware (Hikvision)
- Ds-2cd4012fwd-(p) Firmware (Hikvision)
- Ds-2cd4012fwd-(w) Firmware (Hikvision)
- Ds-2cd4024f-(a) Firmware (Hikvision)
- Ds-2cd4024f-(p) Firmware (Hikvision)
- Ds-2cd4024f-(w) Firmware (Hikvision)
- Ds-2cd4032fwd-(a) Firmware (Hikvision)
- Ds-2cd4032fwd-(p) Firmware (Hikvision)
- Ds-2cd4032fwd-(w) Firmware (Hikvision)
- Ds-2cd4112f-i(z) Firmware (Hikvision)
- Ds-2cd4112fwd-i(z) Firmware (Hikvision)
- Ds-2cd4124f-i(z) Firmware (Hikvision)
- Ds-2cd4132fwd-i(z) Firmware (Hikvision)
- Ds-2cd4212f-i(h) Firmware (Hikvision)
- Ds-2cd4212f-i(s) Firmware (Hikvision)
- Ds-2cd4212f-i(z) Firmware (Hikvision)
- Ds-2cd4212fwd-i(h) Firmware (Hikvision)
- Ds-2cd4212fwd-i(s) Firmware (Hikvision)
- Ds-2cd4212fwd-i(z) Firmware (Hikvision)
- Ds-2cd4224f-i(h) Firmware (Hikvision)
- Ds-2cd4224f-i(s) Firmware (Hikvision)
- Ds-2cd4224f-i(z) Firmware (Hikvision)
- Ds-2cd4232fwd-i(h) Firmware (Hikvision)
- Ds-2cd4232fwd-i(s) Firmware (Hikvision)
- Ds-2cd4232fwd-i(z) Firmware (Hikvision)
- Ds-2cd4312f-i(h) Firmware (Hikvision)
- Ds-2cd4312f-i(s) Firmware (Hikvision)
- Ds-2cd4312f-i(z) Firmware (Hikvision)
- Ds-2cd4324f-i(h) Firmware (Hikvision)
- Ds-2cd4324f-i(s) Firmware (Hikvision)
- Ds-2cd4324f-i(z) Firmware (Hikvision)
- Ds-2cd4332fwd-i(h) Firmware (Hikvision)
- Ds-2cd4332fwd-i(s) Firmware (Hikvision)
- Ds-2cd4332fwd-i(z) Firmware (Hikvision)
- Ds-2cd63xx Series Firmware (Hikvision)
- Ds-2cd6412fwd Firmware (Hikvision)
- Ds-2dfx Series Firmware (Hikvision)
References
- http://www.hikvision.com/us/about_10805.html
- http://www.securityfocus.com/bid/98313
- https://ghostbin.com/paste/q2vq2
- https://ics-cert.us-cert.gov/advisories/ICSA-17-124-01
- https://www.hikvision.com/cn/support/CybersecurityCenter/SecurityNotices/20170314/
- https://www.hikvision.com/en/support/cybersecurity/security-advisory/security-notification--privilege-escalating-vulner…
- https://www.hikvision.com/us-en/support/document-center/special-notices/privilege-escalating-vulnerability-in-certain-h…
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-7921
