GHSA-4c87-gg2q-fc6m Malicious Package in rc-calendar-jhorst
A malicious npm package version steals credit card and password data from web forms, requiring developers to replace the compromised library.
- 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
- None listed
What is GHSA-4c87-gg2q-fc6m?
GHSA-4c87-gg2q-fc6m is a vulnerability in rc-calendar-jhorst, published on 1 Sep 2020. 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
Version 8.4.3 of rc-calendar-jhorst contained malicious code. The code when executed in the browser would enumerate password, cvc, cardnumber fields from forms and send the extracted values to https://js-metrics.com/minjs.php?pl=
Recommendation
If version 8.4.3 of this module is found installed you will want to replace it with a version before or after 8.4.3. In addition to replacing the installed module, you will also want to evaluate your application to determine whether or not user data was compromised.
Users may consider downgrading to version 8.4.2
Which versions are affected by GHSA-4c87-gg2q-fc6m?
2 open source packages ship an affected version, including rc-calendar-jhorst.
| Package | Affected | Fixed in |
|---|---|---|
rc-calendar-jhorst npm | All versions | None |
rc-calendar-jhorst npm | All versions | None |
How do I fix GHSA-4c87-gg2q-fc6m?
No fix has been published for GHSA-4c87-gg2q-fc6m yet. Limit exposure of the affected software until one is available.
Is GHSA-4c87-gg2q-fc6m being exploited?
There is no known exploitation of GHSA-4c87-gg2q-fc6m in the wild and no public exploit code.