How severe is CVE-2017-18416?

CVE-2017-18416 has a CVSS 3.x base score of 5.5, rated medium 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 none.

Is CVE-2017-18416 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-18416?

CVE-2017-18416 affects Cpanel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-18416?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-18416 published?

CVE-2017-18416 was published on 2019-08-02 and last updated on 2026-06-17.

CVE-2017-18416

CVE-2017-18416 is a medium-severity vulnerability in Cpanel with a CVSS 3.x base score of 5.5. 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-284.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 3.6
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Cpanel
Published: 2019-08-02
Last modified: 2026-06-17

Description

cPanel before 67.9999.103 allows arbitrary file-overwrite operations during a Roundcube SQLite schema update (SEC-303).

Frequently asked questions

What is CVE-2017-18416?: cPanel before 67.9999.103 allows arbitrary file-overwrite operations during a Roundcube SQLite schema update (SEC-303).
How severe is CVE-2017-18416?: CVE-2017-18416 has a CVSS 3.x base score of 5.5, rated medium 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 none.
Is CVE-2017-18416 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-18416?: CVE-2017-18416 affects Cpanel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-18416?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-18416 published?: CVE-2017-18416 was published on 2019-08-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*

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