FKIE_CVE-2024-30949

Vulnerability from fkie_nvd - Published: 2024-08-20 15:15 - Updated: 2026-06-17 07:27
Severity
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
An issue in newlib v.4.3.0 allows an attacker to execute arbitrary code via the time unit scaling in the _gettimeofday function.
References
cve@mitre.orghttps://gist.github.com/visitorckw/6b26e599241ea80210ea136b28441661Patch
cve@mitre.orghttps://inbox.sourceware.org/newlib/20231129035714.469943-1-visitorckw%40gmail.com/Mailing List, Patch
cve@mitre.orghttps://sourceware.org/git/?p=newlib-cygwin.git%3Ba=commit%3Bh=5f15d7c5817b07a6b18cbab17342c95cb7b42be4Broken Link
Impacted products
Vendor Product Version
newlib_project newlib 4.3.0
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    },
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:newlib_project:newlib:4.3.0:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "newlib",
          "vendor": "newlib_project",
          "versions": [
            {
              "status": "affected",
              "version": "4.3.0"
            }
          ]
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:newlib_project:newlib:4.3.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "2DB3D2C9-8D94-4F55-90A2-734C3D6F0AB4",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue in newlib v.4.3.0 allows an attacker to execute arbitrary code via the time unit scaling in the _gettimeofday function."
    },
    {
      "lang": "es",
      "value": "Un problema en newlib v.4.3.0 permite a un atacante ejecutar c\u00f3digo arbitrario a trav\u00e9s del escalado de unidades de tiempo en la funci\u00f3n _gettimeofday."
    }
  ],
  "id": "CVE-2024-30949",
  "lastModified": "2026-06-17T07:27:32.500",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-30949",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-08-20T17:35:37.736291Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-08-20T15:15:20.400",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ],
      "url": "https://gist.github.com/visitorckw/6b26e599241ea80210ea136b28441661"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Mailing List",
        "Patch"
      ],
      "url": "https://inbox.sourceware.org/newlib/20231129035714.469943-1-visitorckw%40gmail.com/"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Broken Link"
      ],
      "url": "https://sourceware.org/git/?p=newlib-cygwin.git%3Ba=commit%3Bh=5f15d7c5817b07a6b18cbab17342c95cb7b42be4"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-190"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}



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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.
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  • 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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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.