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CVE-2018-20913

cPanel before 70.0.23 allows attackers to read the root accesshash via the WHM /cgi...

4.9 Medium

cPanel before 70.0.23 allows attackers to read the root accesshash via the WHM /cgi/trustclustermaster.cgi (SEC-364).

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
High
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

0.86%Up 0.4 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 4.9

cPanel before 70.0.23 allows attackers to read the root accesshash via the WHM /cgi/trustclustermaster.cgi (SEC-364).

Record
CVE-2018-20913
CVSS 3.0
4.9 MediumCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0
3.5 LowAV:N/AC:M/Au:S/C:P/I:N/A:N
Weakness
CWE-200
Updated
2026-11-02
CVE List No score

cPanel before 70.0.23 allows attackers to read the root accesshash via the WHM /cgi/trustclustermaster.cgi (SEC-364).

Record
CVE-2018-20913
Updated
2026-11-02
EUVDEUVD-2018-13451 No score

cPanel before 70.0.23 allows attackers to read the root accesshash via the WHM /cgi/trustclustermaster.cgi (SEC-364).

Record
EUVD-2018-13451
Updated
2026-11-03
GitHub AdvisoriesGHSA-2hp9-r3f2-5pj5 4.9

cPanel before 70.0.23 allows attackers to read the root accesshash via the WHM /cgi...

cPanel before 70.0.23 allows attackers to read the root accesshash via the WHM /cgi/trustclustermaster.cgi (SEC-364).

Record
GHSA-2hp9-r3f2-5pj5
CVSS 3.0
4.9 MediumCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-200
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-20913 is a medium vulnerability (CVSS 4.9) in Cpanel, published August 1, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.86%, the 58th percentile. No source names a fixed version.

References

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