CVE-2018-3892 json
An exploitable firmware downgrade vulnerability exists in the time syncing functionality of Yi Home Camera 27US 1.8.7.0D.
published 2018-11-02 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-15678
- cvss
- 9.6
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.7%
- EPSS 2.7% chance of exploitation in 30 days, percentile 85%
- public exploits
- 0
- none known
Summary
An exploitable firmware downgrade vulnerability exists in the time syncing functionality of Yi Home Camera 27US 1.8.7.0D. A specially crafted packet can cause a buffer overflow, resulting in code execution. An attacker can intercept and alter network traffic to trigger this vulnerability.
Exploit prediction
2.66% chance of exploitation in the next 30 days, higher than 85% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- talosintelligence.com https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0567 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 9.6 | CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
| NVD | 3.1 | 8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
Affected products
- unknown Yi Technology
Classification
- Weakness
-
- CWE-120 Buffer Copy without Checking Size of Input
References
-
talosintelligence.com
/vulnerability_reports/TALOS-2018-0567
exploit, technical-description, third-party-advisory
Sources
- CVE List CVE-2018-3892
- NVD CVE-2018-3892
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