CVE-2018-1156

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

7.43% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 94.0% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

2018-08-23 19:00Z8 YR AGO

Last updated

2024-09-16 19:31Z1 YR AGO

Reserved

2017-12-05

Assigning CNA

tenable

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-787Out-of-bounds WriteBase

Data version

5.1

Document digest

86142af531e7441882f2ed7ba1aa178d0c1ae0d83c192fa87d83b54ab351b730

• www.tenable.comhttps://www.tenable.com/security/research/tra-2018-21x_refsource_MISC
• mikrotik.comhttps://mikrotik.com/download/changelogsx_refsource_CONFIRM
• mikrotik.comhttps://mikrotik.com/download/changelogs/bugfix-release-treex_refsource_CONFIRM