CVE-2015-4400

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.64% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 48.1% of scored records. A rank, not a probability.

NVD base score

4.6 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2018-02-06 16:00Z8 YR AGO

Last updated

2024-08-06 06:11Z2 YR AGO

Reserved

2015-06-06

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-255

Data version

5.1

Document digest

7b2dfa40f4843e76ada172d6252259165984268be85a314927592b8363c3c644

• fortiguard.comhttps://fortiguard.com/zeroday/FG-VD-15-021x_refsource_MISC
• www.pentestpartners.comhttps://www.pentestpartners.com/security-blog/steal-your-wi-fi-key-from-your-doorbell-iot-wtf/x_refsource_MISC
• blog.fortinet.comhttps://blog.fortinet.com/2016/01/22/cve-2015-4400-backdoorbot-network-configuration-leak-on-a-connected-doorbellx_refsource_MISC