{"cve":"CVE-2020-16250","nvd":{"published":"2020-08-26T15:15:12.850","modified":"2026-06-17T02:57:56.430","status":"Modified","description":"HashiCorp Vault and Vault Enterprise versions 0.7.1 and newer, when configured with the AWS IAM auth method, may be vulnerable to authentication bypass. Fixed in 1.2.5, 1.3.8, 1.4.4, and 1.5.1..","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N","score":8.2},"cwes":["CWE-290","CWE-345"],"references":["http://packetstormsecurity.com/files/159478/Hashicorp-Vault-AWS-IAM-Integration-Authentication-Bypass.html","https://github.com/hashicorp/vault/blob/master/CHANGELOG.md#151","https://www.hashicorp.com/blog/category/vault/","http://packetstormsecurity.com/files/159478/Hashicorp-Vault-AWS-IAM-Integration-Authentication-Bypass.html","https://github.com/hashicorp/vault/blob/master/CHANGELOG.md#151"],"products":["hashicorp:vault"],"source":"nvd","synced_at":"2026-10-19T21:09:20.498348299+00:00"},"epss":{"cve":"CVE-2020-16250","score":0.01508,"percentile":0.7442,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-fp52-qw33-mfmw","url":"https://osv.dev/vulnerability/GHSA-fp52-qw33-mfmw","summary":"Authentication Bypass by Spoofing and Insufficient Verification of Data Authenticity in Hashicorp Vault","modified":"2026-09-10T03:49:07.910796623Z","packages":[{"ecosystem":"Go","name":"github.com/hashicorp/vault","purl":"pkg:golang/github.com/hashicorp/vault","ranges":[">=0.8.1 <1.2.5"],"fixed":["1.2.5"]},{"ecosystem":"Go","name":"github.com/hashicorp/vault","purl":"pkg:golang/github.com/hashicorp/vault","ranges":[">=1.3.0 <1.3.8"],"fixed":["1.3.8"]},{"ecosystem":"Go","name":"github.com/hashicorp/vault","purl":"pkg:golang/github.com/hashicorp/vault","ranges":[">=1.4.0 <1.4.4"],"fixed":["1.4.4"]},{"ecosystem":"Go","name":"github.com/hashicorp/vault","purl":"pkg:golang/github.com/hashicorp/vault","ranges":[">=1.5.0 <1.5.1"],"fixed":["1.5.1"]}]},{"id":"GO-2022-0825","url":"https://osv.dev/vulnerability/GO-2022-0825","summary":"Authentication Bypass by Spoofing and Insufficient Verification of Data Authenticity in Hashicorp Vault in github.com/hashicorp/vault","modified":"2026-02-04T03:29:05.222196Z","packages":[{"ecosystem":"Go","name":"github.com/hashicorp/vault","purl":"pkg:golang/github.com/hashicorp/vault","ranges":[">=0.8.1 <1.2.5",">=1.3.0 <1.3.8",">=1.4.0 <1.4.4",">=1.5.0 <1.5.1"],"fixed":["1.2.5","1.3.8","1.4.4","1.5.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}