CVE-2016-4963

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

0.30% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 21.9% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

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

Red Hat severity

Low. Red Hat's rating for its own products, not a CVSS rating.

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

2016-06-07 14:00Z10 YR AGO

Last updated

2024-08-06 00:46Z2 YR AGO

Reserved

2016-05-24

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-284Improper Access ControlPillar

Data version

5.1

Document digest

d7f7075497cff60545861eb1f55a1556ff841948a0518a55309e68a907632533

• lists.debian.org[debian-lts-announce] 20180906 [SECURITY] [DLA 1493-1] xen security updatehttps://lists.debian.org/debian-lts-announce/2018/09/msg00006.htmlmailing-listx_refsource_MLIST
• www.securitytracker.com1036024http://www.securitytracker.com/id/1036024vdb-entryx_refsource_SECTRACK
• xenbits.xen.orghttp://xenbits.xen.org/xsa/advisory-178.htmlx_refsource_CONFIRM