GHSA-FXFF-WXXV-C2JC

Vulnerability from github – Published: 2023-11-16 18:30 – Updated: 2024-10-14 17:04
VLAI?
Summary
PyPinkSign uses a non-random or static IV for Cipher Block Chaining (CBC) mode in AES encryption
Details

PyPinkSign v0.5.1 uses a non-random or static IV for Cipher Block Chaining (CBC) mode in AES encryption. This vulnerability can lead to the disclosure of information and communications.

Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
8.7 (High)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "pypinksign"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "0.5.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2023-48056"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-330"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2023-11-17T21:42:37Z",
    "nvd_published_at": "2023-11-16T18:15:07Z",
    "severity": "HIGH"
  },
  "details": "PyPinkSign v0.5.1 uses a non-random or static IV for Cipher Block Chaining (CBC) mode in AES encryption. This vulnerability can lead to the disclosure of information and communications.",
  "id": "GHSA-fxff-wxxv-c2jc",
  "modified": "2024-10-14T17:04:19Z",
  "published": "2023-11-16T18:30:31Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-48056"
    },
    {
      "type": "WEB",
      "url": "https://github.com/bandoche/PyPinkSign/issues/29"
    },
    {
      "type": "WEB",
      "url": "https://github.com/bandoche/PyPinkSign/commit/e1809ddf6a266e9007e10f0486b462fa7f89a43d"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/bandoche/PyPinkSign"
    },
    {
      "type": "WEB",
      "url": "https://github.com/bandoche/PyPinkSign/blob/main/pypinksign/pypinksign.py#L504"
    },
    {
      "type": "WEB",
      "url": "https://github.com/bandoche/PyPinkSign/blob/main/pypinksign/pypinksign.py#L537"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/pypinksign/PYSEC-2023-245.yaml"
    },
    {
      "type": "WEB",
      "url": "https://gxx777.github.io/PyPinkSign_v0.5.1_Cryptographic_API_Misuse_Vulnerability.md"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "PyPinkSign uses a non-random or static IV for Cipher Block Chaining (CBC) mode in AES encryption"
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.