CVE-2016-20011

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

1.47% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 71.9% of scored records. A rank, not a probability.

NVD base score

7.5 (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:N/I:H/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

2021-05-25 20:09Z5 YR AGO

Last updated

2024-08-06 03:47Z2 YR AGO

Reserved

2021-05-25

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-295Improper Certificate ValidationBase

Data version

5.1

Document digest

0d63119197adbb55354ec57bcd2e2d43d80bc0377b2654c900d52ab7378ad19d

• bugzilla.gnome.orghttps://bugzilla.gnome.org/show_bug.cgi?id=772647x_refsource_MISC
• gitlab.gnome.orghttps://gitlab.gnome.org/GNOME/libgrss/-/issues/4x_refsource_MISC
• gitlab.gnome.orghttps://gitlab.gnome.org/GNOME/libgrss/-/merge_requests/7.patchx_refsource_MISC