CVE-2017-16209
Directory Traversal in enserver
enserver is a simple web server. enserver is vulnerable to a directory traversal issue, giving an attacker access to the filesystem by placing "../" in the url.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
enserver is a simple web server. enserver is vulnerable to a directory traversal issue, giving an attacker access to the filesystem by placing "../" in the url.
- Record
CVE-2017-16209- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-22
- Updated
- 2026-11-02
CVE List No score
enserver is a simple web server. enserver is vulnerable to a directory traversal issue, giving an attacker access to the filesystem by placing "../" in the url.
- Record
CVE-2017-16209- Weakness
- CWE-22
- Updated
- 2026-11-02
EUVDEUVD-2020-0781 No score
enserver is a simple web server. enserver is vulnerable to a directory traversal issue, giving an attacker access to the filesystem by placing "../" in the url.
- Record
EUVD-2020-0781- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5c6f-jpx7-cwq6
Directory Traversal in enserver
Affected versions of enserver resolve relative file paths, resulting in a directory traversal vulnerability. A malicious actor can use this vulnerability to access files outside of the intended directory root, which may result in the disclosure of private files on the vulnerable system.
Example request:
GET /../../../../../../../../../../etc/passwd HTTP/1.1
host:foo
Recommendation
No patch is available for this vulnerability.
It is recommended that the package is only used for local development, and if the functionality is needed for production, a different package is used instead.
- Record
GHSA-5c6f-jpx7-cwq6- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-22
- Updated
- 2026-11-02
OSVGHSA-5c6f-jpx7-cwq6
Directory Traversal in enserver
Affected versions of enserver resolve relative file paths, resulting in a directory traversal vulnerability. A malicious actor can use this vulnerability to access files outside of the intended directory root, which may result in the disclosure of private files on the vulnerable system.
Example request:
GET /../../../../../../../../../../etc/passwd HTTP/1.1
host:foo
Recommendation
No patch is available for this vulnerability.
It is recommended that the package is only used for local development, and if the functionality is needed for production, a different package is used instead.
- Record
GHSA-5c6f-jpx7-cwq6- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-22
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
enservernpm |
0.0.0 and later | None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-16209 is a high vulnerability (CVSS 7.5) in Enserver Project Enserver, published June 7, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.97%, the 80th percentile. No source names a fixed version.