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CVE-2017-7418

21
FAUCET Score

CVE-2017-7418 describes a symbolic link bypass vulnerability in ProFTPD versions before 1.3.5e and 1.3.6 before 1.3.6rc5. An attacker with local access could bypass the AllowChrootSymlinks control by manipulating path components other than the last one, potentially gaining unauthorized access to files outside their intended home directory. This vulnerability has a CVSS score of 5.5 (Medium), indicating a low attack complexity and local access requirement, with a high impact on integrity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.3.5CPE matchmatch criteria
cpe:2.3:a:proftpd:proftpd:*:d:*:*:*:*:*:*
1.3.6CPE matchmatch criteria
cpe:2.3:a:proftpd:proftpd:1.3.6:*:*:*:*:*:*:*
1.3.6CPE matchmatch criteria
cpe:2.3:a:proftpd:proftpd:1.3.6:rc1:*:*:*:*:*:*
1.3.6CPE matchmatch criteria
cpe:2.3:a:proftpd:proftpd:1.3.6:rc2:*:*:*:*:*:*
1.3.6CPE matchmatch criteria
cpe:2.3:a:proftpd:proftpd:1.3.6:rc3:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.5MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.42%
Probability of exploitation in next 30 days
EPSS Percentile
34.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0042 is in the 89th percentile among its peer group of 15,940 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

bugs.proftpd.org / show_bug.cgi
Issue TrackingPatch
lists.opensuse.org / opensuse-security-announce/2019-08/msg00004.html
lists.opensuse.org / opensuse-security-announce/2019-08/msg00022.html
lists.opensuse.org / opensuse-security-announce/2020-01/msg00009.html
github.com / proftpd/proftpd/commit/ecff21e0d0e84f35c299ef91d7fda088e516d4ed
Issue TrackingPatchThird Party Advisory
github.com / proftpd/proftpd/commit/f59593e6ff730b832dbe8754916cb5c821db579f
Issue TrackingPatchThird Party Advisory
github.com / proftpd/proftpd/pull/444/commits/349addc3be4fcdad9bd4ec01ad1ccd916c898ed8
Issue TrackingPatchThird Party Advisory
securityfocus.com / bid/97409
Third Party AdvisoryVDB Entry