How severe is CVE-2018-4007?

CVE-2018-4007 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2018-4007 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-4007?

CVE-2018-4007 affects Shimovpn Shimo Vpn. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-4007?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-4007 published?

CVE-2018-4007 was published on 2019-04-17 and last updated on 2026-06-17.

CVE-2018-4007

CVE-2018-4007 is a high-severity vulnerability in Shimovpn Shimo Vpn with a CVSS 3.x base score of 7.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: High (CVSS 3.x base score 7.1)
CVSS v2: 6.6
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Shimovpn Shimo Vpn
Published: 2019-04-17
Last modified: 2026-06-17

Description

An exploitable privilege escalation vulnerability exists in the Shimo VPN 4.1.5.1 helper service in the deleteConfig functionality. The program is able to delete any protected file on the system. An attacker would need local access to the machine to successfully exploit the bug.

Frequently asked questions

What is CVE-2018-4007?: An exploitable privilege escalation vulnerability exists in the Shimo VPN 4.1.5.1 helper service in the deleteConfig functionality. The program is able to delete any protected file on the system. An attacker would need local access to the machine to successfully exploit the bug.
How severe is CVE-2018-4007?: CVE-2018-4007 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2018-4007 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-4007?: CVE-2018-4007 affects Shimovpn Shimo Vpn. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-4007?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-4007 published?: CVE-2018-4007 was published on 2019-04-17 and last updated on 2026-06-17.

References

https://talosintelligence.com/vulnerability_reports/TALOS-2018-0676

Affected products (1)

cpe:2.3:a:shimovpn:shimo_vpn:4.1.5.1:*:*:*:*:*:*:*

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