Is CVE-2018-6823 in the CISA KEV catalog?

No. CVE-2018-6823 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-6823?

CVE-2018-6823 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2018-6823?

CVE-2018-6823 has an EPSS score of 1.51% (71th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-6823?

Upgrade shimo to 4.1.5.1 or later.

CVE & CISA-KEV Catalog

CVE-2018-6823

CRITICALEPSS 71th pctl

9.8

CVSS v3

NVD

Description

In the VPN client in Mailbutler Shimo before 4.1.5.1 on macOS, the com.feingeist.shimo.helper tool LaunchDaemon implements an unprotected XPC service that can be abused to execute scripts as root.

How to fix

Remediation Available

shimoNVD

Affected:< 4.1.5.1Fixed in:4.1.5.1CVE-2018-6823derived 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

1.51%probability of exploitation in 30 days

71stpercentile

Elevated risk: more likely to be exploited than 71% of all known CVEs.

References

Third-Party Advisory1

github.com

Embed a live status badge for CVE-2018-6823

Markdown

[![CVE-2018-6823](https://tridentstack.com/cve/badge/CVE-2018-6823.svg)](https://tridentstack.com/cve/CVE-2018-6823)

HTML

<a href="https://tridentstack.com/cve/CVE-2018-6823"><img src="https://tridentstack.com/cve/badge/CVE-2018-6823.svg" alt="CVE-2018-6823"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

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.