How severe is CVE-2018-17431?

CVE-2018-17431 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-17431 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 84% (100th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-17431?

CVE-2018-17431 affects Comodo Unified Threat Management Firewall. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-17431?

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

When was CVE-2018-17431 published?

CVE-2018-17431 was published on 2019-01-30 and last updated on 2026-06-17.

CVE-2018-17431

CVE-2018-17431 is a critical-severity vulnerability in Comodo Unified Threat Management Firewall with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 84% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 84% (100th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Comodo Unified Threat Management Firewall
Published: 2019-01-30
Last modified: 2026-06-17

Description

Web Console in Comodo UTM Firewall before 2.7.0 allows remote attackers to execute arbitrary code without authentication via a crafted URL.

Frequently asked questions

What is CVE-2018-17431?: Web Console in Comodo UTM Firewall before 2.7.0 allows remote attackers to execute arbitrary code without authentication via a crafted URL.
How severe is CVE-2018-17431?: CVE-2018-17431 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-17431 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 84% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-17431?: CVE-2018-17431 affects Comodo Unified Threat Management Firewall. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-17431?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2018-17431 published?: CVE-2018-17431 was published on 2019-01-30 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:comodo:unified_threat_management_firewall:*:*:*:*:*:*:*:*

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