Skip to content

Remote Memory Exposure in openwhisk

Moderate severity GitHub Reviewed Published Sep 1, 2020 to the GitHub Advisory Database • Updated Jan 9, 2023

Package

npm openwhisk (npm)

Affected versions

< 3.3.1

Patched versions

3.3.1

Description

Versions of openwhisk before 3.3.1 are vulnerable to remote memory exposure.

When a number is passed to api_key, affected versions of openwhisk allocate an uninitialized buffer and send that over network in Authorization header (base64-encoded).

Proof of concept:

var openwhisk = require('openwhisk');
var options = {
  apihost: '127.0.0.1:1433', 
  api_key: USERSUPPLIEDINPUT // number
};
var ow = openwhisk(options);
ow.actions.invoke({actionName: 'sample'}).then(result => console.log(result))

Recommendation

Update to version 3.3.1 or later.

References

Reviewed Aug 31, 2020
Published to the GitHub Advisory Database Sep 1, 2020
Last updated Jan 9, 2023

Severity

Moderate

Weaknesses

No CWEs

CVE ID

No known CVE

GHSA ID

GHSA-53mj-mc38-q894
Checking history
See something to contribute? Suggest improvements for this vulnerability.