{
  "GSD": {
    "alias": "CVE-2023-23931",
    "id": "GSD-2023-23931",
    "references": [
      "https://advisories.mageia.org/CVE-2023-23931.html",
      "https://www.suse.com/security/cve/CVE-2023-23931.html"
    ]
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  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
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    "osvSchema": {
      "aliases": [
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      "details": "cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. In affected versions `Cipher.update_into` would accept Python objects which implement the buffer protocol, but provide only immutable buffers. This would allow immutable objects (such as `bytes`) to be mutated, thus violating fundamental rules of Python and resulting in corrupted output. This now correctly raises an exception. This issue has been present since `update_into` was originally introduced in cryptography 1.8.",
      "id": "GSD-2023-23931",
      "modified": "2023-12-13T01:20:50.137052Z",
      "schema_version": "1.4.0"
    }
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            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
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            "baseScore": 4.8,
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            "confidentialityImpact": "NONE",
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                "cweId": "CWE-754",
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                "value": "CWE-754: Improper Check for Unusual or Exceptional Conditions"
              }
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          {
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        "discovery": "UNKNOWN"
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      "advisories": [
        {
          "affected_range": "\u003e=1.8,\u003c39.0.1",
          "affected_versions": "All versions starting from 1.8 before 39.0.1",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L",
          "cwe_ids": [
            "CWE-1035",
            "CWE-754",
            "CWE-937"
          ],
          "date": "2023-02-16",
          "description": "cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. In affected versions `Cipher.update_into` would accept Python objects which implement the buffer protocol, but provide only immutable buffers. This would allow immutable objects (such as `bytes`) to be mutated, thus violating fundamental rules of Python and resulting in corrupted output. This now correctly raises an exception. This issue has been present since `update_into` was originally introduced in cryptography 1.8.",
          "fixed_versions": [
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          "identifier": "CVE-2023-23931",
          "identifiers": [
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            "GHSA-w7pp-m8wf-vj6r"
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          "not_impacted": "All versions before 1.8, all versions starting from 39.0.1",
          "package_slug": "pypi/cryptography",
          "pubdate": "2023-02-07",
          "solution": "Upgrade to version 39.0.1 or above.",
          "title": "Improper Check for Unusual or Exceptional Conditions",
          "urls": [
            "https://github.com/pyca/cryptography/security/advisories/GHSA-w7pp-m8wf-vj6r",
            "https://github.com/pyca/cryptography/pull/8230/commits/94a50a9731f35405f0357fa5f3b177d46a726ab3",
            "https://nvd.nist.gov/vuln/detail/CVE-2023-23931",
            "https://github.com/advisories/GHSA-w7pp-m8wf-vj6r"
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          "uuid": "d97dae45-1f87-44eb-82a8-661aa1ee0618"
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                "versionEndExcluding": "39.0.1",
                "versionStartIncluding": "1.8",
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            {
              "name": "https://github.com/pyca/cryptography/security/advisories/GHSA-w7pp-m8wf-vj6r",
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              "url": "https://github.com/pyca/cryptography/security/advisories/GHSA-w7pp-m8wf-vj6r"
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              "tags": [
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            "attackComplexity": "LOW",
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            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L",
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          "impactScore": 2.5
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      },
      "lastModifiedDate": "2023-02-16T16:57Z",
      "publishedDate": "2023-02-07T21:15Z"
    }
  }
}