Is CVE-2018-6383 in the CISA KEV catalog?

No. CVE-2018-6383 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-6383?

CVE-2018-6383 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2018-6383?

CVE-2018-6383 has an EPSS score of 13.50% (96th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2018-6383?

No published fix for CVE-2018-6383 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2018-6383

HIGHEPSS 96th pctl

8.8

CVSS v3

NVD

Description

Monstra CMS through 3.0.4 has an incomplete "forbidden types" list that excludes .php (and similar) file extensions but not the .pht or .phar extension, which allows remote authenticated Admins or Editors to execute arbitrary PHP code by uploading a file, a different vulnerability than CVE-2017-18048.

CWE-184

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

13.50%probability of exploitation in 30 days

96thpercentile

Very high risk: more likely to be exploited than 96% of all known CVEs.

References

Exploit3

Related Vulnerabilities

Other CWE-184 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-5217	Critical	9.8	100%	KEV	-
CVE-2022-43396	High	8.8	57%	-	Fix
CVE-2017-7525	Critical	9.8	38%	-	Fix
CVE-2024-5178	Medium	4.9	34%	-	-
CVE-2018-7489	Critical	9.8	20%	-	Fix
CVE-2024-32152	Low	3.1	12%	-	-

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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.