usn-6673-2
Vulnerability from osv_ubuntu
Published
2024-03-14 08:59
Modified
2026-06-25 10:46
Summary
python-cryptography vulnerability
Details

USN-6673-1 provided a security update for python-cryptography. This update provides the corresponding update for Ubuntu 16.04 LTS.

Original advisory details:

Hubert Kario discovered that python-cryptography incorrectly handled errors returned by the OpenSSL API when processing incorrect padding in RSA PKCS#1 v1.5. A remote attacker could possibly use this issue to expose confidential or sensitive information. (CVE-2023-50782)

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2023-50782",
              "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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:16.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "python-cryptography",
            "binary_version": "1.2.3-1ubuntu0.3+esm1"
          },
          {
            "binary_name": "python3-cryptography",
            "binary_version": "1.2.3-1ubuntu0.3+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "python-cryptography",
        "purl": "pkg:deb/ubuntu/python-cryptography@1.2.3-1ubuntu0.3+esm1?arch=source\u0026distro=esm-infra/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.2.3-1ubuntu0.3+esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.0.1-1ubuntu1",
        "1.0.2-1",
        "1.1-1",
        "1.1.1-1",
        "1.1.1-1ubuntu1",
        "1.1.1-1ubuntu2",
        "1.1.1-1ubuntu3",
        "1.2.2-2",
        "1.2.3-1",
        "1.2.3-1ubuntu0.1",
        "1.2.3-1ubuntu0.2",
        "1.2.3-1ubuntu0.3"
      ]
    }
  ],
  "aliases": [],
  "details": "USN-6673-1 provided a security update for python-cryptography.\nThis update provides the corresponding update for Ubuntu 16.04 LTS.\n\nOriginal advisory details:\n\n Hubert Kario discovered that python-cryptography incorrectly handled \n errors returned by the OpenSSL API when processing incorrect padding in \n RSA PKCS#1 v1.5. A remote attacker could possibly use this issue to expose \n confidential or sensitive information. (CVE-2023-50782)\n",
  "id": "USN-6673-2",
  "modified": "2026-06-25T10:46:19Z",
  "published": "2024-03-14T08:59:53Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-6673-2"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2023-50782"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "python-cryptography vulnerability",
  "upstream": [
    "UBUNTU-CVE-2023-50782"
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • 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.


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