CVE-2017-18403 json
cPanel before 68.0.15 allows code execution in the context of the nobody account via Mailman archives (SEC-337).
published 2019-08-02 7 y ago modified 2026-06-17 4 mo ago also EUVD-2017-9519
- cvss
- 6.3
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.8%
- EPSS 0.8% chance of exploitation in 30 days, percentile 57%
- public exploits
- 0
- none known
Summary
cPanel before 68.0.15 allows code execution in the context of the nobody account via Mailman archives (SEC-337).
Patch / fix
- cpanel cpanel 62.0.35, 64.0.42, 66.0.34, 68.0.15
Exploit prediction
0.83% chance of exploitation in the next 30 days, higher than 57% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 6.3 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| NVD | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-284 Improper Access Control
References
-
news.cpanel.com
/cpanel-tsr-2017-0006-full-disclosure/
vendor-advisory
-
documentation.cpanel.net
/display/CL/68+Change+Log
product, release-notes
Sources
- CVE List CVE-2017-18403
- NVD CVE-2017-18403
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.