Vulnerability · Published Jun 30, 2022 · Assigned by mitre
CVE-2021-40663
Critical 9.8
In plain English
A critical-severity security flaw in the deep.assign package (npm). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.8% (higher than 79% of all known vulnerabilities).
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)1.8%top 21.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
deep.assign npm package 0.0.0-alpha.0 is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution').
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | deep.assign | no fix listed | GHSA-3829-mgmw-jcg4 |
Affected products (as reported)
References
- https://github.com/janbialostok/deep-assign/issues/1 x_refsource_MISC
- https://www.npmjs.com/package/deep.assign x_refsource_MISC
- https://security.netapp.com/advisory/ntap-20220826-0002/ x_refsource_CONFIRM