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CVE-2017-18399

14
FAUCET Score

CVE-2017-18399 describes a low-severity vulnerability in cPanel versions prior to 68.0.15. Attackers could exploit a timing window when sqloptimizer is enabled or disabled to read the root user's crontab file. This unauthenticated information disclosure vulnerability has a CVSS score of 3.7 (LOW) due to its high attack complexity and limited impact. There is no known exploit code publicly available, nor is there evidence of active exploitation or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 61.9999.55, < 62.0.35CPE matchmatch criteria
cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*
>= 63.9999.74, < 64.0.42CPE matchmatch criteria
cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*
>= 65.9999.38, < 66.0.34CPE matchmatch criteria
cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*
>= 67.9999.64, < 68.0.15CPE matchmatch criteria
cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

3.7LOW

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.2
Impact Score
1.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.69%
Probability of exploitation in next 30 days
EPSS Percentile
48.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0069 is in the 31st percentile among its peer group of 1,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.3 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

documentation.cpanel.net / display/CL/68+Change+Log
ProductRelease Notes
news.cpanel.com / cpanel-tsr-2017-0006-full-disclosure
Vendor Advisory