What’s Vulnerable › Vulnerabilities

CVE-2018-4006

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-04-17 · updated 2026-06-17
• Weakness: CWE-20

Description

An exploitable privilege escalation vulnerability exists in the Shimo VPN 4.1.5.1 helper service in the writeConfig functionality. A non-root user is able to write a file anywhere on the system. A user with local access can use this vulnerability to raise their privileges to root. An attacker would need local access to the machine to exploit it successfully.

Affected products

• Shimo VPN: 4.1.5.1

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2018-0675
• https://talosintelligence.com/vulnerability_reports/TALOS-2018-0675

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