How severe is CVE-2018-20882?

CVE-2018-20882 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity high, and availability high.

Is CVE-2018-20882 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-2018-20882?

CVE-2018-20882 affects Cpanel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-20882?

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

When was CVE-2018-20882 published?

CVE-2018-20882 was published on 2019-08-01 and last updated on 2026-06-17.

CVE-2018-20882

CVE-2018-20882 is a medium-severity vulnerability in Cpanel with a CVSS 3.x base score of 6.8. 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: Medium (CVSS 3.x base score 6.8)
CVSS v2: 6.6
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Cpanel
Published: 2019-08-01
Last modified: 2026-06-17

Description

cPanel before 74.0.8 allows arbitrary file-write operations in the context of the root account during WHM Force Password Change (SEC-447).

Frequently asked questions

What is CVE-2018-20882?: cPanel before 74.0.8 allows arbitrary file-write operations in the context of the root account during WHM Force Password Change (SEC-447).
How severe is CVE-2018-20882?: CVE-2018-20882 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity high, and availability high.
Is CVE-2018-20882 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-2018-20882?: CVE-2018-20882 affects Cpanel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-20882?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-20882 published?: CVE-2018-20882 was published on 2019-08-01 and last updated on 2026-06-17.

References

Affected products (1)

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

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