SB2020030904 - Server-Side Request Forgery (SSRF) in Uppy file uploader for web browsers

Description

This security bulletin contains information about 1 security vulnerability.

1) Server-Side Request Forgery (SSRF) (CVE-ID: CVE-2020-8135)

The disclosed vulnerability allows a remote attacker to perform SSRF attacks.

The vulnerability exists due to insufficient validation of user-supplied input in the "downloadURL" function in "get" endpoint. A remote attacker can send a specially crafted HTTP request and trick the application to initiate requests to arbitrary systems.

Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or send malicious requests to other servers from the vulnerable system.

Remediation

Install update from vendor's website.

References

• https://snyk.io/vuln/SNYK-JS-UPPY-559068
• https://github.com/transloadit/uppy/commit/d98384989fd00d955a7de1504d48433357a3b2e5
• https://github.com/transloadit/uppy/pull/2083
• https://hackerone.com/reports/786956
• https://gist.github.com/netcode/1c8c28943f82ed24f77773c28f031168