CVE-2022-22143

Prototype Pollution

The package convict before 6.2.2 are vulnerable to Prototype Pollution via the convict function due to missing validation of parentKey. **Note:** This vulnerability derives from an incomplete fix of another [vulnerability](https://security.snyk.io/vuln/SNYK-JS-CONVICT-1062508)

Affected

convict

CVSS v3.1 NVD

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 SNYK

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v3.1 GitHub

8.4 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 NVD

7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS

2.18% chance of exploitation in the next 30 days, 82nd percentile

Published

2022-05-01

Updated

2024-09-17

Proof-of-concept exploits (1)

• https://snyk.io/vuln/SNYK-JS-CONVICT-2340604

Security advisories

• mozilla/node-convict/commit/3b86be087d8f14681a9c889d45da7fe3ad9cd880
• advisories/GHSA-x2w5-725j-gf2g

References

• CVE Record
• NVD entry