Is CVE-2019-3639 in the CISA KEV catalog?

No. CVE-2019-3639 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-3639?

CVE-2019-3639 has a CVSS v3 base score of 7.1 (HIGH).

What is the EPSS score for CVE-2019-3639?

CVE-2019-3639 has an EPSS score of 1.24% (65th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-3639?

Upgrade web gateway to 7.8.2.12 or later.

CVE & CISA-KEV Catalog

CVE-2019-3639

HIGH

7.1

CVSS v3

NVD

Description

Clickjack vulnerability in Adminstrator web console in McAfee Web Gateway (MWG) 7.8.2.x prior to 7.8.2.12 allows remote attackers to conduct clickjacking attacks via a crafted web page that contains an iframe via does not send an X-Frame-Options HTTP header.

CWE-1021

How to fix

Remediation Available

web gatewayNVD

Affected:>= 7.8.2.0, < 7.8.2.12Fixed in:7.8.2.12CVE-2019-3639derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

1.24%probability of exploitation in 30 days

65thpercentile

Moderate risk: more likely to be exploited than 65% of all known CVEs.

References

Other references1

kc.mcafee.com

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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.