CVE-2023-27475 Goutil vulnerable to path traversal when unzipping files
Attackers can exploit path traversal in the Goutil library's unzip function to write files outside the intended directory, potentially leading to code execution.
- 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 CVE-2023-27475?
CVE-2023-27475 is a high-severity path traversal vulnerability in gookit goutil, published on 7 Mar 2023. 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
Goutil is a collection of miscellaneous functionality for the go language. In versions prior to 0.6.0 when users use fsutil.Unzip to unzip zip files from a malicious attacker, they may be vulnerable to path traversal. This vulnerability is known as a ZipSlip. This issue has been fixed in version 0.6.0, users are advised to upgrade. There are no known workarounds for this issue.
Weakness: CWE-22
Which versions are affected by CVE-2023-27475?
3 open source packages ship an affected version, including github.com/gookit/goutil. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
github.com/gookit/goutil Go | All versions | 0.6.0 |
github.com/gookit/goutil Go | All versions | 0.6.0 |
github.com/gookit/goutil Go | All versions | 0.6.7 |
Products include Goutil Project Goutil.
How do I fix CVE-2023-27475?
Upgrade github.com/gookit/goutil to a fixed version for your release line: 0.6.0 or 0.6.7.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2023-27475 being exploited?
There is no known exploitation of CVE-2023-27475 in the wild and no public exploit code.
Sources
Also known as GHSA-fx2v-qfhr-4chv, GO-2023-1611.