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CVE-2003-0248

Status: ModifiedHigh (10)—
Severity10High · CVSS 2.0
Exploitation probability3.72 %higher than 90% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

The mxcsr code in Linux kernel 2.4 allows attackers to modify CPU state registers via a malformed address.

CVSS

Base score
10
Version
2.0
Vector
AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
3.72 %
Percentile among all scored CVEs
90
Score date
10/20/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Redhat — Linux

CWEs

References

Show 22 references

Raw JSON (NVD)

Show
{
  "id": "CVE-2003-0248",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 10,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
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        }
      ]
    }
  ],
  "published": "2003-06-16T04:00:00.000",
  "references": [
    {
      "url": "http://www.debian.org/security/2003/dsa-311",
      "tags": [
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    },
    {
      "url": "http://www.debian.org/security/2003/dsa-312",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.debian.org/security/2003/dsa-332",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.debian.org/security/2003/dsa-336",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.debian.org/security/2004/dsa-442",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.mandriva.com/security/advisories?name=MDKSA-2003:066",
      "source": "cve@mitre.org"
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    {
      "url": "http://www.mandriva.com/security/advisories?name=MDKSA-2003:074",
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    {
      "url": "http://www.redhat.com/support/errata/RHSA-2003-187.html",
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      "source": "cve@mitre.org"
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    {
      "url": "http://www.redhat.com/support/errata/RHSA-2003-195.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.turbolinux.com/security/TLSA-2003-41.txt",
      "source": "cve@mitre.org"
    },
    {
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    {
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "url": "http://www.debian.org/security/2004/dsa-442",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://www.mandriva.com/security/advisories?name=MDKSA-2003:074",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.redhat.com/support/errata/RHSA-2003-187.html",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.turbolinux.com/security/TLSA-2003-41.txt",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A292",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The mxcsr code in Linux kernel 2.4 allows attackers to modify CPU state registers via a malformed address."
    },
    {
      "lang": "es",
      "value": "El código mxcsr en el kernel de Linux 2.4 permite que atacantes modifiquen el estado de los registros de la CPU mediante una dirección mal construida."
    }
  ],
  "lastModified": "2026-06-16T22:01:49.980",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
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            },
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            },
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              "matchCriteriaId": "F3FDE8C4-5FFD-4CC2-9F35-7C32043966D1"
            }
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          "operator": "OR"
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  "sourceIdentifier": "cve@mitre.org"
}