CVE-2019-16651

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

1.15% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 64.5% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/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

2021-09-20 13:26Z4 YR AGO

Last updated

2024-08-05 01:17Z2 YR AGO

Reserved

2019-09-20

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-863Incorrect AuthorizationClass

Data version

5.1

Document digest

96fa4b56df9fbe8ac5bd97c4b3844bca6ea221a145162031bd68d23a5280a909

• fidusinfosec.comhttps://fidusinfosec.com/silently-unmasking-virgin-media-vpn-users-in-seconds-cve-2019-16651/x_refsource_MISC
• portswigger.nethttps://portswigger.net/daily-swig/vpn-users-unmasked-by-zero-day-vulnerability-in-virgin-media-routersx_refsource_MISC