CVE-2023-4875 (GCVE-0-2023-4875)

Vulnerability from cvelistv5 – Published: 2023-09-09 14:30 – Updated: 2026-07-25 04:10
VLAI
Title
Undefined Behavior for Input to API in Mutt
Summary
Null pointer dereference when composing from a specially crafted draft message in Mutt >1.5.2 <2.2.12
Severity
2.2 (Low)
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-08-30 15:14 UTC
CWE
  • CWE-475 - Undefined Behavior for Input to API
Assigner
References
Impacted products
Vendor Product Version CPE status
Mutt Mutt Affected: 1.5.2 , < 2.2.12 (semver)
guessed Create a notification for this product.
Credits
Chenyuan Mi
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T07:38:00.765Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://gitlab.com/muttmua/mutt/-/commit/452ee330e094bfc7c9a68555e5152b1826534555.patch"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://gitlab.com/muttmua/mutt/-/commit/4cc3128abdf52c615911589394a03271fddeefc6.patch"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2023/dsa-5494"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2023/09/msg00021.html"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2023/09/26/6"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-4875",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-08-30T15:14:35.816969Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-08-30T15:14:47.158Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Mutt",
          "vendor": "Mutt",
          "versions": [
            {
              "lessThan": "2.2.12",
              "status": "affected",
              "version": "1.5.2",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Chenyuan Mi"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Null pointer dereference when composing from a specially crafted draft message in Mutt \u003e1.5.2 \u003c2.2.12"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "LOW",
            "baseScore": 2.2,
            "baseSeverity": "LOW",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-475",
              "description": "CWE-475: Undefined Behavior for Input to API",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-25T04:10:34.834Z",
        "orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
        "shortName": "GitLab"
      },
      "references": [
        {
          "url": "https://gitlab.com/muttmua/mutt/-/commit/452ee330e094bfc7c9a68555e5152b1826534555.patch"
        },
        {
          "url": "https://gitlab.com/muttmua/mutt/-/commit/4cc3128abdf52c615911589394a03271fddeefc6.patch"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Upgrade to version 2.2.12"
        }
      ],
      "title": "Undefined Behavior for Input to API in Mutt"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
    "assignerShortName": "GitLab",
    "cveId": "CVE-2023-4875",
    "datePublished": "2023-09-09T14:30:24.864Z",
    "dateReserved": "2023-09-09T12:01:14.019Z",
    "dateUpdated": "2026-07-25T04:10:34.834Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2023-4875",
      "date": "2026-08-20",
      "epss": "0.00506",
      "percentile": "0.41165"
    },
    "microsoft_vex": {
      "current_release_date": "2023-09-14T00:00:00.000Z",
      "cve": "CVE-2023-4875",
      "id": "msrc_CVE-2023-4875",
      "initial_release_date": "2023-09-01T00:00:00.000Z",
      "product_status:fixed": "1",
      "product_status:known_affected": "1",
      "source": "Microsoft CSAF VEX",
      "status": "final",
      "title": "Undefined Behavior for Input to API in Mutt",
      "url": "https://msrc.microsoft.com/csaf/vex/2023/msrc_cve-2023-4875.json",
      "version": "1"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2023-4875\",\"sourceIdentifier\":\"cve@gitlab.com\",\"published\":\"2023-09-09T15:15:35.500\",\"lastModified\":\"2026-06-17T06:38:48.433\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Null pointer dereference when composing from a specially crafted draft message in Mutt \u003e1.5.2 \u003c2.2.12\"},{\"lang\":\"es\",\"value\":\"Eliminaci\u00f3n de referencia del puntero nulo al redactar a partir de un mensaje de borrador especialmente manipulado en Mutt versiones \u0026gt;1.5.2 y \u0026lt;2.2.12\"}],\"affected\":[{\"source\":\"cve@gitlab.com\",\"affectedData\":[{\"vendor\":\"Mutt\",\"product\":\"Mutt\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"1.5.2\",\"lessThan\":\"2.2.12\",\"versionType\":\"semver\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"cve@gitlab.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L\",\"baseScore\":2.2,\"baseSeverity\":\"LOW\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":0.8,\"impactScore\":1.4},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H\",\"baseScore\":5.7,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.1,\"impactScore\":3.6}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2024-08-30T15:14:35.816969Z\",\"id\":\"CVE-2023-4875\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"partial\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"cve@gitlab.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-475\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-476\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:mutt:mutt:*:*:*:*:*:*:*:*\",\"versionStartExcluding\":\"1.5.2\",\"versionEndExcluding\":\"2.2.12\",\"matchCriteriaId\":\"A42057D9-7C22-41AA-AD4F-040CE0B8CD4E\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"07B237A9-69A3-4A9C-9DA0-4E06BD37AE73\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FA6FEEC2-9F11-4643-8827-749718254FED\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"46D69DCC-AE4D-4EA5-861C-D60951444C6C\"}]}]}],\"references\":[{\"url\":\"https://gitlab.com/muttmua/mutt/-/commit/452ee330e094bfc7c9a68555e5152b1826534555.patch\",\"source\":\"cve@gitlab.com\",\"tags\":[\"Patch\"]},{\"url\":\"https://gitlab.com/muttmua/mutt/-/commit/4cc3128abdf52c615911589394a03271fddeefc6.patch\",\"source\":\"cve@gitlab.com\",\"tags\":[\"Patch\"]},{\"url\":\"http://www.openwall.com/lists/oss-security/2023/09/26/6\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://gitlab.com/muttmua/mutt/-/commit/452ee330e094bfc7c9a68555e5152b1826534555.patch\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://gitlab.com/muttmua/mutt/-/commit/4cc3128abdf52c615911589394a03271fddeefc6.patch\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2023/09/msg00021.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://www.debian.org/security/2023/dsa-5494\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}",
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-07-24T05:11:27+00:00",
      "cve": "CVE-2023-4875",
      "id": "CVE-2023-4875",
      "initial_release_date": "2023-09-09T00:00:00+00:00",
      "product_status:fixed": "26",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "mutt: null pointer dereference",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-4875.json",
      "version": "3"
    },
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://gitlab.com/muttmua/mutt/-/commit/452ee330e094bfc7c9a68555e5152b1826534555.patch\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://gitlab.com/muttmua/mutt/-/commit/4cc3128abdf52c615911589394a03271fddeefc6.patch\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://www.debian.org/security/2023/dsa-5494\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2023/09/msg00021.html\", \"tags\": [\"x_transferred\"]}, {\"url\": \"http://www.openwall.com/lists/oss-security/2023/09/26/6\", \"tags\": [\"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-02T07:38:00.765Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2023-4875\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-08-30T15:14:35.816969Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-08-30T15:14:41.683Z\"}}], \"cna\": {\"title\": \"Undefined Behavior for Input to API in Mutt\", \"credits\": [{\"lang\": \"en\", \"type\": \"finder\", \"value\": \"Chenyuan Mi\"}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 2.2, \"attackVector\": \"LOCAL\", \"baseSeverity\": \"LOW\", \"vectorString\": \"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"REQUIRED\", \"attackComplexity\": \"HIGH\", \"availabilityImpact\": \"LOW\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"NONE\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"Mutt\", \"product\": \"Mutt\", \"versions\": [{\"status\": \"affected\", \"version\": \"1.5.2\", \"lessThan\": \"2.2.12\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}], \"solutions\": [{\"lang\": \"en\", \"value\": \"Upgrade to version 2.2.12\"}], \"references\": [{\"url\": \"https://gitlab.com/muttmua/mutt/-/commit/452ee330e094bfc7c9a68555e5152b1826534555.patch\"}, {\"url\": \"https://gitlab.com/muttmua/mutt/-/commit/4cc3128abdf52c615911589394a03271fddeefc6.patch\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"Null pointer dereference when composing from a specially crafted draft message in Mutt \u003e1.5.2 \u003c2.2.12\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-475\", \"description\": \"CWE-475: Undefined Behavior for Input to API\"}]}], \"providerMetadata\": {\"orgId\": \"ceab7361-8a18-47b1-92ba-4d7d25f6715a\", \"shortName\": \"GitLab\", \"dateUpdated\": \"2026-07-25T04:10:34.834Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2023-4875\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-07-25T04:10:34.834Z\", \"dateReserved\": \"2023-09-09T12:01:14.019Z\", \"assignerOrgId\": \"ceab7361-8a18-47b1-92ba-4d7d25f6715a\", \"datePublished\": \"2023-09-09T14:30:24.864Z\", \"assignerShortName\": \"GitLab\"}",
      "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.