{"cve":"CVE-2023-25000","nvd":{"published":"2023-03-30T01:15:07.493","modified":"2026-06-17T05:40:27.210","status":"Modified","description":"HashiCorp Vault's implementation of Shamir's secret sharing used precomputed table lookups, and was vulnerable to cache-timing attacks. An attacker with access to, and the ability to observe a large number of unseal operations on the host through a side channel may reduce the search space of a brute force effort to recover the Shamir shares. Fixed in Vault 1.13.1, 1.12.5, and 1.11.9.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N","score":4.7},"cwes":["CWE-203","CWE-208"],"references":["https://discuss.hashicorp.com/t/hcsec-2023-10-vault-vulnerable-to-cache-timing-attacks-during-seal-and-unseal-operations/52078","https://security.netapp.com/advisory/ntap-20230526-0008/","https://discuss.hashicorp.com/t/hcsec-2023-10-vault-vulnerable-to-cache-timing-attacks-during-seal-and-unseal-operations/52078","https://security.netapp.com/advisory/ntap-20230526-0008/"],"products":["hashicorp:vault"],"source":"nvd","synced_at":"2026-10-19T21:37:48.383111019+00:00"},"epss":{"cve":"CVE-2023-25000","score":0.0021,"percentile":0.11247,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-vq4h-9ghm-qmrr","url":"https://osv.dev/vulnerability/GHSA-vq4h-9ghm-qmrr","summary":"HashiCorp Vault's implementation of Shamir's secret sharing vulnerable to cache-timing attacks","modified":"2026-09-10T03:49:57.088012058Z","packages":[{"ecosystem":"Go","name":"github.com/hashicorp/vault","purl":"pkg:golang/github.com/hashicorp/vault","ranges":["<1.11.9"],"fixed":["1.11.9"]},{"ecosystem":"Go","name":"github.com/hashicorp/vault","purl":"pkg:golang/github.com/hashicorp/vault","ranges":[">=1.12.0 <1.12.5"],"fixed":["1.12.5"]},{"ecosystem":"Go","name":"github.com/hashicorp/vault","purl":"pkg:golang/github.com/hashicorp/vault","ranges":[">=1.13.0 <1.13.1"],"fixed":["1.13.1"]}]},{"id":"GO-2023-1709","url":"https://osv.dev/vulnerability/GO-2023-1709","summary":"Cache-timing attacks in Shamir's secret sharing in github.com/hashicorp/vault","modified":"2026-02-04T03:29:23.204349Z","packages":[{"ecosystem":"Go","name":"github.com/hashicorp/vault","purl":"pkg:golang/github.com/hashicorp/vault","ranges":["<1.11.9",">=1.12.0 <1.12.5",">=1.13.0 <1.13.1"],"fixed":["1.11.9","1.12.5","1.13.1"]}]}],"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."]}