CVE-2018-3855

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

1.82% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 78.5% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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

2018-04-26 20:00Z8 YR AGO

Last updated

2024-09-17 04:00Z2 YR AGO

Reserved

2018-01-02

Assigning CNA

talos

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

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

Weaknesses

• CWE-415Double FreeVariant

Data version

5.1

Document digest

9dbb8ddd2580b87031ea1db880f6be1778b8b18cc945c63bc5b59c3a85b8e16d

• www.securityfocus.com104023http://www.securityfocus.com/bid/104023vdb-entryx_refsource_BID
• talosintelligence.comhttps://talosintelligence.com/vulnerability_reports/TALOS-2018-0538x_refsource_MISC