How severe is CVE-2017-18383?

CVE-2017-18383 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-18383 being actively exploited?

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

What products are affected by CVE-2017-18383?

CVE-2017-18383 affects Cpanel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-18383?

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-2017-18383 published?

CVE-2017-18383 was published on 2019-08-02 and last updated on 2026-06-17.

CVE-2017-18383

CVE-2017-18383 is a high-severity vulnerability in Cpanel with a CVSS 3.x base score of 7.8. 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-264.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Cpanel
Published: 2019-08-02
Last modified: 2026-06-17

Description

cPanel before 68.0.15 writes home-directory backups to an incorrect location (SEC-309).

Frequently asked questions

What is CVE-2017-18383?: cPanel before 68.0.15 writes home-directory backups to an incorrect location (SEC-309).
How severe is CVE-2017-18383?: CVE-2017-18383 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-18383 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-18383?: CVE-2017-18383 affects Cpanel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-18383?: 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-2017-18383 published?: CVE-2017-18383 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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