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Malicious Package in zemen

Critical severity GitHub Reviewed Published Sep 3, 2020 to the GitHub Advisory Database • Updated Jan 9, 2023

Package

npm zemen (npm)

Affected versions

= 0.0.5

Patched versions

0.0.6

Description

Version 0.0.5 of zemen 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

Remove the package from your environment. It's also recommended to evaluate your application to determine whether or not user data was compromised.

References

Reviewed Aug 31, 2020
Published to the GitHub Advisory Database Sep 3, 2020
Last updated Jan 9, 2023

Severity

Critical
9.8
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CVE ID

No known CVE

GHSA ID

GHSA-377f-vvrc-9wgg

Source code

No known source code
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