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CVE-2023-2197

Status: ModifiedLow (2.5)—

HashiCorp Vault Enterprise 1.13.0 up to 1.13.1 is vulnerable to a padding oracle attack when using an HSM in conjunction with the CKM_AES_CBC_PAD or CKM_AES_CBC encryption mechanisms. An attacker with privileges to modify storage and restart Vault may be able to intercept or modify cipher text in order to derive Vault’s root key. Fixed in 1.13.2

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Hashicorp — Vault

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2023-2197",
  "cveTags": [],
  "metrics": {
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          "role": "CISA Coordinator",
          "options": [
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              "technicalImpact": "partial"
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          "version": "2.0.3",
          "timestamp": "2025-01-30T15:18:23.974609Z"
        }
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    "cvssMetricV31": [
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          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N",
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  "published": "2023-05-01T20:15:14.597",
  "references": [
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      "url": "https://discuss.hashicorp.com/t/hcsec-2023-14-vault-enterprise-vulnerable-to-padding-oracle-attacks-when-using-a-cbc-based-encryption-mechanism-with-a-hsm/53322",
      "tags": [
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "lang": "en",
      "value": "HashiCorp Vault Enterprise 1.13.0 up to 1.13.1 is vulnerable to a padding oracle attack when using an HSM in conjunction with the CKM_AES_CBC_PAD or CKM_AES_CBC encryption mechanisms. An attacker with privileges to modify storage and restart Vault may be able to intercept or modify cipher text in order to derive Vault’s root key. Fixed in 1.13.2"
    }
  ],
  "lastModified": "2026-06-17T05:51:58.170",
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}