Coverage › CVE-2017-7921
CVE-2017-7921 Unmapped
Hikvision Multiple Products Improper Authentication Vulnerability
- Vendor / product
- Hikvision — Multiple Products
- Description (CISA)
- Multiple Hikvision products contain an improper authentication vulnerability that could allow a malicious user to escalate privileges on the system and gain access to sensitive information.
- Added to KEV
- 2026-03-05 — after the latest CTID mapping snapshot (2025-07-28)
- Due date
- 2026-03-26
- Required action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- Known ransomware use
- Unknown
- CWE
- CWE-287
- CISA notes
- https://www.hikvision.com/us-en/support/document-center/special-notices/privilege-escalating-vulnerability-in-certain-hikvision-ip-cameras/
https://nvd.nist.gov/vuln/detail/CVE-2017-7921 - Elsewhere
- cve.org · NVD · CISA KEV · JSON
ATT&CK techniques
No public source states how this vulnerability is exploited in ATT&CK terms.
The only authoritative CVE → ATT&CK mapping in the open — CTID's Mappings Explorer, pinned to a KEV snapshot of 2025-07-28 and ATT&CK 16.1 — does not include CVE-2017-7921. This entry was added to KEV on 2026-03-05, after that snapshot; of the 283 entries added since, 0 have a mapping. CISA's catalogue carries no technique field. kevmap does not infer techniques from the CWE (CWE-287) — here is why — and does not guess.
This page will change state automatically if a mapping is published. What is shown above is everything CISA publishes about the entry.