CVE-2021-23470

This affects the package putil-merge before 3.8.0. The merge() function does not check the values passed into the argument. An attacker can supply a malicious value by adjusting the value to include the constructor property. Note: This vulnerability derives from an incomplete fix in https://security.snyk.io/vuln/SNYK-JS-PUTILMERGE-1317077
Prototype Pollution
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.2 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
snykCNA
8.2 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H/E:P
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 79%
VendorProductVersion
putil-merge_projectputil-merge
𝑥
< 3.8.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/panates/putil-merge/commit/476d00078dfb2827d7c9ee0f2392c81b864f7bc5
https://snyk.io/vuln/SNYK-JS-PUTILMERGE-2391487
https://github.com/panates/putil-merge/commit/476d00078dfb2827d7c9ee0f2392c81b864f7bc5
https://snyk.io/vuln/SNYK-JS-PUTILMERGE-2391487