CVE-2016-3956

Description

The CLI in npm before 2.15.1 and 3.x before 3.8.3, as used in Node.js 0.10 before 0.10.44, 0.12 before 0.12.13, 4 before 4.4.2, and 5 before 5.10.0, includes bearer tokens with arbitrary requests, which allows remote HTTP servers to obtain sensitive information by reading Authorization headers.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 2.39% Top 20%
Vendor Advisory npmjs.org Vendor Advisory ibm.com Vendor Advisory nodejs.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/npm/npm/issues/8380 third party advisory
https://github.com/npm/npm/commit/f67ecad59e99a03e5aad8e93cd1a086ae087cb29 third party advisory patch
http://www-01.ibm.com/support/docview.wss?uid=swg21980827 vendor advisory
https://github.com/npm/npm/commit/fea8cc92cee02c720b58f95f14d315507ccad401 third party advisory patch
http://blog.npmjs.org/post/142036323955/fixing-a-bearer-token-vulnerability vendor advisory
https://nodejs.org/en/blog/vulnerability/npm-tokens-leak-march-2016/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-3956?
CVE-2016-3956 has been scored as a high severity vulnerability.
How to fix CVE-2016-3956?
To fix CVE-2016-3956, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-3956 being actively exploited in the wild?
It is possible that CVE-2016-3956 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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