Is CVE-2019-18191 in the CISA KEV catalog?

No. CVE-2019-18191 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-18191?

CVE-2019-18191 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2019-18191?

CVE-2019-18191 has an EPSS score of 2.19% (80th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2019-18191?

No published fix for CVE-2019-18191 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2019-18191

HIGHEPSS 80th pctl

8.8

CVSS v3

NVD

Description

A privilege escalation vulnerability in the Trend Micro Deep Security as a Service Quick Setup cloud formation template could allow an authenticated entity with certain unrestricted AWS execution privileges to escalate to full privileges within the target AWS account.

CWE-459

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

2.19%probability of exploitation in 30 days

80thpercentile

Elevated risk: more likely to be exploited than 80% of all known CVEs.

References

Vendor Advisory1

success.trendmicro.com

Related Vulnerabilities

Other CWE-459 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-17090	High	7.5	82%	-	Fix
CVE-2021-39327	Medium	5.3	72%	-	-
CVE-2025-31650	High	7.5	68%	-	Fix
CVE-2022-1552	High	8.8	12%	-	Fix
CVE-2018-18924	High	8.8	9.5%	-	-
CVE-2022-21125	Medium	5.5	6.5%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.