Is CVE-2018-8739 in the CISA KEV catalog?

No. CVE-2018-8739 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-8739?

CVE-2018-8739 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2018-8739?

CVE-2018-8739 has an EPSS score of 1.59% (73th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-8739?

Upgrade vpn unlimited to 4.2.0 or later.

CVE & CISA-KEV Catalog

CVE-2018-8739

CRITICALEPSS 73th pctl

9.8

CVSS v3

NVD

Description

VPN Unlimited 4.2.0 for macOS suffers from a root privilege escalation vulnerability in its privileged helper tool. The privileged helper tool implements an XPC interface, which allows arbitrary applications to execute system commands as root.

How to fix

Remediation Available

vpn unlimitedNVD

Affected:< 4.2.0Fixed in:4.2.0CVE-2018-8739derived 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 InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.59%probability of exploitation in 30 days

73rdpercentile

Elevated risk: more likely to be exploited than 73% of all known CVEs.

References

Third-Party Advisory1

github.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.