CVE-2020-7613 Clamscan vulnerable to command injection
Attackers can execute arbitrary commands via the _is_clamav_binary function if a specific folder exists, affecting clamscan users.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-7613?
CVE-2020-7613 is a high-severity command injection vulnerability in clamscan, published on 7 Apr 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
clamscan through 1.2.0 is vulnerable to Command Injection. It is possible to inject arbitrary commands as part of the `_is_clamav_binary` function located within `Index.js`. It should be noted that this vulnerability requires a pre-requisite that a folder should be created with the same command that will be chained to execute. This lowers the risk of this issue.
Weakness: CWE-78
Which versions are affected by CVE-2020-7613?
2 open source packages ship an affected version, including clamscan. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
clamscan npm | All versions | 1.3.0 |
clamscan npm | All versions | 1.3.0 |
Products include Clamscan Project Clamscan.
How do I fix CVE-2020-7613?
Upgrade clamscan to 1.3.0 or later.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2020-7613 being exploited?
There is no known exploitation of CVE-2020-7613 in the wild and no public exploit code.
Sources
Also known as GHSA-5v25-xr56-phph, SNYK-JS-CLAMSCAN-564113.