CVE-2018-0891

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

14.19% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 96.4% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/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

2018-03-14 17:00Z8 YR AGO

Last updated

2024-09-16 20:12Z2 YR AGO

Reserved

2017-12-01

Assigning CNA

microsoft

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-401Missing Release of Memory after Effective LifetimeVariant

Data version

5.1

Document digest

6784027377f765c6da28457236685f2ed136e619d2fa795dd21811e13354ec3c

• www.securityfocus.com103309http://www.securityfocus.com/bid/103309vdb-entryx_refsource_BID
• www.exploit-db.com44312https://www.exploit-db.com/exploits/44312/exploitx_refsource_EXPLOIT-DB
• www.securitytracker.com1040507http://www.securitytracker.com/id/1040507vdb-entryx_refsource_SECTRACK
• portal.msrc.microsoft.comhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0891x_refsource_CONFIRM