Directory Traversal in qinserve

2020-09-0118:20:40

Google

osv.dev

qinserve

directory traversal

vulnerability

file access

disclosure

private files

no patch

local development

production alternative

EPSS

0.003

Percentile

71.2%

JSON

Affected versions of qinserve 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.