What is CVE-2017-18437?

CVE-2017-18437 is a medium-severity vulnerability in Cpanel, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 4.4/10. Published 2019-08-02.

How severe is CVE-2017-18437?

Medium severity. CVSS v3 base score is 4.4 out of 10.

Vulnerability in Cpanel

CVE-2017-18437

cPanel before 64.0.21 allows a Webmail account to execute code via forwarders (SEC-240).

EPSS: 0.005 (37.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Cpanel
N/a — versions n/a

Weakness classification (CWE)

CWE-74 — Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection)

References

cve@mitre.org (x_refsource_CONFIRM, Release Notes, Vendor Advisory)
nvd@nist.gov (Vendor Advisory)

Frequently asked questions

What is CVE-2017-18437?: CVE-2017-18437 is a medium-severity vulnerability in Cpanel, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 4.4/10. Published 2019-08-02.
How severe is CVE-2017-18437?: Medium severity. CVSS v3 base score is 4.4 out of 10.