GHSA-64g7-mvw6-v9qj Improper Privilege Management in shelljs
Local attackers can read output from synchronous shell commands in multi-user environments, exposing sensitive data.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is GHSA-64g7-mvw6-v9qj?
GHSA-64g7-mvw6-v9qj is a vulnerability in shelljs, published on 14 Jan 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Impact
Output from the synchronous version of shell.exec() may be visible to other users on the same system. You may be affected if you execute shell.exec() in multi-user Mac, Linux, or WSL environments, or if you execute shell.exec() as the root user.
Other shelljs functions (including the asynchronous version of shell.exec()) are not impacted.
Patches
Patched in shelljs 0.8.5
Workarounds
Recommended action is to upgrade to 0.8.5.
References
https://huntr.dev/bounties/50996581-c08e-4eed-a90e-c0bac082679c/
For more information
If you have any questions or comments about this advisory:
- Ask at https://github.com/shelljs/shelljs/issues/1058
- Open an issue at https://github.com/shelljs/shelljs/issues/new
Which versions are affected by GHSA-64g7-mvw6-v9qj?
2 open source packages ship an affected version, including shelljs.
| Package | Affected | Fixed in |
|---|---|---|
shelljs npm | All versions | 0.8.5 |
shelljs npm | All versions | 0.8.5 |
How do I fix GHSA-64g7-mvw6-v9qj?
Upgrade shelljs to 0.8.5 or later.
Is GHSA-64g7-mvw6-v9qj being exploited?
There is no known exploitation of GHSA-64g7-mvw6-v9qj in the wild and no public exploit code.