GHSA-6xwr-q98w-rvg7

ghsaUSosv

Prototype Pollution in nconf

view advisory published 2022-04-13Licence: CC-BY-4.0

nconf before 0.11.4. When using the memory engine, it is possible to store a nested JSON representation of the configuration. The .set() function, that is responsible for setting the configuration properties, is vulnerable to Prototype Pollution. By providing a crafted property, it is possible to modify the properties on the Object.prototype.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2022-21803US	high7.5	1.78% (78th)	—	2022-04-12
This affects the package nconf before 0.11.4. When using the memory engine, it is possible to store a nested JSON representation of the configuration. The .set() function, that is…

references

External citations — patches, advisories, analysis.

https://github.com/indexzero/nconfPACKAGE
https://github.com/indexzero/nconf/pull/397WEB
https://github.com/indexzero/nconf/releases/tag/v0.11.4WEB
https://nvd.nist.gov/vuln/detail/CVE-2022-21803ADVISORY
https://snyk.io/vuln/SNYK-JS-NCONF-2395478WEB

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