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CVE-2017-16162

Directory Traversal in 22lixian

7.5 High

22lixian is a simple file server. 22lixian 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

1.97%Up 1.4 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 7.5

22lixian is a simple file server. 22lixian is vulnerable to a directory traversal issue, giving an attacker access to the filesystem by placing "../" in the url.

Record
CVE-2017-16162
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness
CWE-22
Updated
2026-11-02
CVE List No score

22lixian is a simple file server. 22lixian is vulnerable to a directory traversal issue, giving an attacker access to the filesystem by placing "../" in the url.

Record
CVE-2017-16162
Weakness
CWE-22
Updated
2026-11-02
EUVDEUVD-2018-0318 No score

22lixian is a simple file server. 22lixian is vulnerable to a directory traversal issue, giving an attacker access to the filesystem by placing "../" in the url.

Record
EUVD-2018-0318
Updated
2026-11-03
GitHub AdvisoriesGHSA-rrfc-g2gh-xvjm 7.5

Directory Traversal in 22lixian

Affected versions of 22lixian 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-rrfc-g2gh-xvjm
CVSS 3.0
7.5 HighCVSS: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-rrfc-g2gh-xvjm 7.5

Directory Traversal in 22lixian

Affected versions of 22lixian 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-rrfc-g2gh-xvjm
CVSS 3.0
7.5 HighCVSS: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

Affected packages
PackageAffectedFixed
22lixian
npm
through 1.0.0 None known

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-16162 is a high vulnerability (CVSS 7.5) in 22lixian Project 22lixian, 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.

References

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