GHSA-f3vw-587g-r29g – sapper

Package

Manager: npm
Name: sapper
Vulnerable Version: >=0 <0.27.11

Severity

Level: Critical

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

EPSS: N/A pctlN/A

Details

Path Traversal in sapper Versions of `sapper` prior to 0.27.11 are vulnerable to Path Traversal. It is possible to access sensitive files on the server through HTTP requests containing URL-encoded `../`. You may test a `sapper` application running in prod mode with `curl -vvv http://localhost:3000/client/750af05c3a69ddc6073a/%252e%252e/%252e%252e/%252e%252e/%252e%252e/%252e%252e/%252e%252e/%252e%252e/%252e%252e/etc/passwd`. ## Recommendation Upgrade to version 0.27.11 or later.

Metadata

Created: 2020-09-03T15:50:38Z
Modified: 2020-08-31T19:01:20Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2020/09/GHSA-f3vw-587g-r29g/GHSA-f3vw-587g-r29g.json
CWE IDs: ["CWE-22"]
Alternative ID: N/A
Finding: F063
Auto approve: 1