usn-6484-1
Vulnerability from osv_ubuntu
Published
2023-11-16 13:09
Modified
2023-11-16 13:09
Summary
openvpn vulnerabilities
Details

It was discovered that OpenVPN incorrectly handled the --fragment option in certain configurations. A remote attacker could possibly use this issue to cause OpenVPN to crash, resulting in a denial of service. (CVE-2023-46849)

It was discovered that OpenVPN incorrectly handled certain memory operations. A remote attacker could use this issue to cause OpenVPN to crash, obtain sensitive information, or possibly execute arbitrary code. (CVE-2023-46850)

References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "openvpn",
            "binary_version": "2.6.5-0ubuntu1.1"
          },
          {
            "binary_name": "openvpn-dbgsym",
            "binary_version": "2.6.5-0ubuntu1.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:23.10",
        "name": "openvpn",
        "purl": "pkg:deb/ubuntu/openvpn@2.6.5-0ubuntu1.1?arch=source\u0026distro=mantic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.6.5-0ubuntu1.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.6.1-1ubuntu1",
        "2.6.3-1ubuntu1",
        "2.6.3-2ubuntu1",
        "2.6.5-0ubuntu1"
      ]
    }
  ],
  "aliases": [],
  "details": "It was discovered that OpenVPN incorrectly handled the --fragment option\nin certain configurations. A remote attacker could possibly use this issue\nto cause OpenVPN to crash, resulting in a denial of service.\n(CVE-2023-46849)\n\nIt was discovered that OpenVPN incorrectly handled certain memory\noperations. A remote attacker could use this issue to cause OpenVPN to\ncrash, obtain sensitive information, or possibly execute arbitrary code.\n(CVE-2023-46850)\n",
  "id": "USN-6484-1",
  "modified": "2023-11-16T13:09:52.156615Z",
  "published": "2023-11-16T13:09:52.156615Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-6484-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2023-46849"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2023-46850"
    }
  ],
  "related": [
    "CVE-2023-46849",
    "UBUNTU-CVE-2023-46849",
    "CVE-2023-46850",
    "UBUNTU-CVE-2023-46850"
  ],
  "schema_version": "1.6.3",
  "summary": "openvpn vulnerabilities"
}



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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.


Detection rules are retrieved from Rulezet.