GHSA-6jrj-vc65-c983 unzip-stream allows Arbitrary File Write via artifact extraction
Attackers can write arbitrary files via malicious zip archives, potentially leading to code execution or data modification.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is GHSA-6jrj-vc65-c983?
GHSA-6jrj-vc65-c983 is a path traversal vulnerability in unzip-stream, published on 26 Aug 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Impact
When using the Extract() method of unzip-stream, malicious zip files were able to write to paths they shouldn't be allowed to.
Patches
Fixed in 0.3.2
References
- https://snyk.io/research/zip-slip-vulnerability
- https://github.com/mhr3/unzip-stream/compare/v0.3.1...v0.3.2
Credits
Justin Taft from Google
Which versions are affected by GHSA-6jrj-vc65-c983?
2 open source packages ship an affected version, including unzip-stream.
| Package | Affected | Fixed in |
|---|---|---|
unzip-stream npm | All versions | 0.3.2 |
unzip-stream npm | All versions | 0.3.2 |
How do I fix GHSA-6jrj-vc65-c983?
Upgrade unzip-stream to 0.3.2 or later.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is GHSA-6jrj-vc65-c983 being exploited?
There is no known exploitation of GHSA-6jrj-vc65-c983 in the wild and no public exploit code.