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CVE-2017-18415

20
FAUCET Score

CVE-2017-18415 describes a code execution vulnerability in cPanel versions prior to 67.9999.103, stemming from improper environment variable filtering. This high-severity flaw (CVSS 7.8) allows a local attacker with low privileges to execute arbitrary code within the mailman account, leading to high impacts on confidentiality, integrity, and availability. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 56.0.52CPE matchmatch criteria
cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*
>= 57.9999.48, < 60.0.48CPE matchmatch criteria
cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*
>= 61.9999.55, < 62.0.30CPE matchmatch criteria
cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*
>= 62.0.31, < 64.0.40CPE matchmatch criteria
cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*
>= 64.0.42, < 66.0.23CPE matchmatch criteria
cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.8HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.43%
Probability of exploitation in next 30 days
EPSS Percentile
35.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0043 is in the 75th percentile among its peer group of 17,070 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 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
Release NotesVendor Advisory
news.cpanel.com / cpanel-tsr-2017-0005-full-disclosure
Vendor Advisory