CVE-2023-50495 (GCVE-0-2023-50495)

Vulnerability from cvelistv5 – Published: 2023-12-12 00:00 – Updated: 2025-11-04 18:20
VLAI
Summary
NCurse v6.4-20230418 was discovered to contain a segmentation fault via the component _nc_wrap_entry().
Severity
No CVSS data available.
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • n/a
Assigner
References
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2025-11-04T18:20:36.137Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://lists.gnu.org/archive/html/bug-ncurses/2023-04/msg00020.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://lists.gnu.org/archive/html/bug-ncurses/2023-04/msg00029.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20240119-0008/"
          },
          {
            "name": "FEDORA-2024-96090dafaf",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LU4MYMKFEZQ5VSCVLRIZGDQOUW3T44GT/"
          },
          {
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LU4MYMKFEZQ5VSCVLRIZGDQOUW3T44GT/"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-50495",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-11-26T16:26:51.489855Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-11-26T16:38:01.391Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "NCurse v6.4-20230418 was discovered to contain a segmentation fault via the component _nc_wrap_entry()."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-01-31T03:06:19.751Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://lists.gnu.org/archive/html/bug-ncurses/2023-04/msg00020.html"
        },
        {
          "url": "https://lists.gnu.org/archive/html/bug-ncurses/2023-04/msg00029.html"
        },
        {
          "url": "https://security.netapp.com/advisory/ntap-20240119-0008/"
        },
        {
          "name": "FEDORA-2024-96090dafaf",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LU4MYMKFEZQ5VSCVLRIZGDQOUW3T44GT/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2023-50495",
    "datePublished": "2023-12-12T00:00:00.000Z",
    "dateReserved": "2023-12-11T00:00:00.000Z",
    "dateUpdated": "2025-11-04T18:20:36.137Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2023-50495",
      "date": "2026-06-10",
      "epss": "0.00051",
      "percentile": "0.16168"
    },
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:invisible-island:ncurse:6.4-20230418:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"4796E807-08B7-46FD-9BD1-EF727BE6BB58\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"NCurse v6.4-20230418 was discovered to contain a segmentation fault via the component _nc_wrap_entry().\"}, {\"lang\": \"es\", \"value\": \"Se descubri\\u00f3 que NCurse v6.4-20230418 conten\\u00eda un error de segmentaci\\u00f3n a trav\\u00e9s del componente _nc_wrap_entry().\"}]",
      "id": "CVE-2023-50495",
      "lastModified": "2024-11-21T08:37:04.243",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H\", \"baseScore\": 6.5, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"REQUIRED\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 2.8, \"impactScore\": 3.6}]}",
      "published": "2023-12-12T15:15:07.867",
      "references": "[{\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LU4MYMKFEZQ5VSCVLRIZGDQOUW3T44GT/\", \"source\": \"cve@mitre.org\"}, {\"url\": \"https://lists.gnu.org/archive/html/bug-ncurses/2023-04/msg00020.html\", \"source\": \"cve@mitre.org\", \"tags\": [\"Mailing List\", \"Patch\"]}, {\"url\": \"https://lists.gnu.org/archive/html/bug-ncurses/2023-04/msg00029.html\", \"source\": \"cve@mitre.org\", \"tags\": [\"Mailing List\", \"Patch\"]}, {\"url\": \"https://security.netapp.com/advisory/ntap-20240119-0008/\", \"source\": \"cve@mitre.org\"}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LU4MYMKFEZQ5VSCVLRIZGDQOUW3T44GT/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://lists.gnu.org/archive/html/bug-ncurses/2023-04/msg00020.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Mailing List\", \"Patch\"]}, {\"url\": \"https://lists.gnu.org/archive/html/bug-ncurses/2023-04/msg00029.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Mailing List\", \"Patch\"]}, {\"url\": \"https://security.netapp.com/advisory/ntap-20240119-0008/\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}]",
      "sourceIdentifier": "cve@mitre.org",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"NVD-CWE-noinfo\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2023-50495\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2023-12-12T15:15:07.867\",\"lastModified\":\"2025-11-04T19:16:14.450\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"NCurse v6.4-20230418 was discovered to contain a segmentation fault via the component _nc_wrap_entry().\"},{\"lang\":\"es\",\"value\":\"Se descubri\u00f3 que NCurse v6.4-20230418 conten\u00eda un error de segmentaci\u00f3n a trav\u00e9s del componente _nc_wrap_entry().\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-noinfo\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:invisible-island:ncurse:6.4-20230418:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4796E807-08B7-46FD-9BD1-EF727BE6BB58\"}]}]}],\"references\":[{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LU4MYMKFEZQ5VSCVLRIZGDQOUW3T44GT/\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://lists.gnu.org/archive/html/bug-ncurses/2023-04/msg00020.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\",\"Patch\"]},{\"url\":\"https://lists.gnu.org/archive/html/bug-ncurses/2023-04/msg00029.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing List\",\"Patch\"]},{\"url\":\"https://security.netapp.com/advisory/ntap-20240119-0008/\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LU4MYMKFEZQ5VSCVLRIZGDQOUW3T44GT/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LU4MYMKFEZQ5VSCVLRIZGDQOUW3T44GT/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.gnu.org/archive/html/bug-ncurses/2023-04/msg00020.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Patch\"]},{\"url\":\"https://lists.gnu.org/archive/html/bug-ncurses/2023-04/msg00029.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Patch\"]},{\"url\":\"https://security.netapp.com/advisory/ntap-20240119-0008/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://lists.gnu.org/archive/html/bug-ncurses/2023-04/msg00020.html\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://lists.gnu.org/archive/html/bug-ncurses/2023-04/msg00029.html\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://security.netapp.com/advisory/ntap-20240119-0008/\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LU4MYMKFEZQ5VSCVLRIZGDQOUW3T44GT/\", \"name\": \"FEDORA-2024-96090dafaf\", \"tags\": [\"vendor-advisory\", \"x_transferred\"]}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LU4MYMKFEZQ5VSCVLRIZGDQOUW3T44GT/\"}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2025-11-04T18:20:36.137Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2023-50495\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-11-26T16:26:51.489855Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-11-26T16:37:35.005Z\"}}], \"cna\": {\"affected\": [{\"vendor\": \"n/a\", \"product\": \"n/a\", \"versions\": [{\"status\": \"affected\", \"version\": \"n/a\"}]}], \"references\": [{\"url\": \"https://lists.gnu.org/archive/html/bug-ncurses/2023-04/msg00020.html\"}, {\"url\": \"https://lists.gnu.org/archive/html/bug-ncurses/2023-04/msg00029.html\"}, {\"url\": \"https://security.netapp.com/advisory/ntap-20240119-0008/\"}, {\"url\": \"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LU4MYMKFEZQ5VSCVLRIZGDQOUW3T44GT/\", \"name\": \"FEDORA-2024-96090dafaf\", \"tags\": [\"vendor-advisory\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"NCurse v6.4-20230418 was discovered to contain a segmentation fault via the component _nc_wrap_entry().\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"text\", \"description\": \"n/a\"}]}], \"providerMetadata\": {\"orgId\": \"8254265b-2729-46b6-b9e3-3dfca2d5bfca\", \"shortName\": \"mitre\", \"dateUpdated\": \"2024-01-31T03:06:19.751Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2023-50495\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-11-04T18:20:36.137Z\", \"dateReserved\": \"2023-12-11T00:00:00.000Z\", \"assignerOrgId\": \"8254265b-2729-46b6-b9e3-3dfca2d5bfca\", \"datePublished\": \"2023-12-12T00:00:00.000Z\", \"assignerShortName\": \"mitre\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





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

Author Source Type Date Other

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.