How severe is CVE-2018-5199?

CVE-2018-5199 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-5199 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-5199?

CVE-2018-5199 affects Wizvera Veraport G3. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-5199?

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-2018-5199 published?

CVE-2018-5199 was published on 2018-12-20 and last updated on 2026-06-17.

CVE-2018-5199

CVE-2018-5199 is a high-severity vulnerability in Wizvera Veraport G3 with a CVSS 3.x base score of 8.8. 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 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Wizvera Veraport G3
Published: 2018-12-20
Last modified: 2026-06-17

Description

In Veraport G3 ALL on MacOS, due to insufficient domain validation, It is possible to overwrite installation file to malicious file. A remote unauthenticated attacker may use this vulnerability to execute arbitrary file.

Frequently asked questions

What is CVE-2018-5199?: In Veraport G3 ALL on MacOS, due to insufficient domain validation, It is possible to overwrite installation file to malicious file. A remote unauthenticated attacker may use this vulnerability to execute arbitrary file.
How severe is CVE-2018-5199?: CVE-2018-5199 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-5199 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-5199?: CVE-2018-5199 affects Wizvera Veraport G3. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-5199?: 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-2018-5199 published?: CVE-2018-5199 was published on 2018-12-20 and last updated on 2026-06-17.

References

https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=30112

Affected products (1)

cpe:2.3:a:wizvera:veraport_g3:*:*:*:*:*:mac_os_x:*:*

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