CVE-2024-45338 (GCVE-0-2024-45338)

Vulnerability from cvelistv5 – Published: 2024-12-18 20:38 – Updated: 2025-02-21 18:03
VLAI
Title
Non-linear parsing of case-insensitive content in golang.org/x/net/html
Summary
An attacker can craft an input to the Parse functions that would be processed non-linearly with respect to its length, resulting in extremely slow parsing. This could cause a denial of service.
Severity
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-405 - Asymmetric Resource Consumption (Amplification)
  • CWE-1333 - Inefficient Regular Expression Complexity
Assigner
Go
References
Impacted products
Vendor Product Version
golang.org/x/net golang.org/x/net/html Affected: 0 , < 0.33.0 (semver)
Create a notification for this product.
Credits
Guido Vranken
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "LOW",
              "baseScore": 5.3,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2024-45338",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-12-31T19:51:42.228627Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-1333",
                "description": "CWE-1333 Inefficient Regular Expression Complexity",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-12-31T19:55:04.864Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2025-02-21T18:03:32.301Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "https://security.netapp.com/advisory/ntap-20250221-0001/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://pkg.go.dev",
          "defaultStatus": "unaffected",
          "packageName": "golang.org/x/net/html",
          "product": "golang.org/x/net/html",
          "programRoutines": [
            {
              "name": "parseDoctype"
            },
            {
              "name": "htmlIntegrationPoint"
            },
            {
              "name": "inTableIM"
            },
            {
              "name": "inBodyIM"
            },
            {
              "name": "Parse"
            },
            {
              "name": "ParseFragment"
            },
            {
              "name": "ParseFragmentWithOptions"
            },
            {
              "name": "ParseWithOptions"
            }
          ],
          "vendor": "golang.org/x/net",
          "versions": [
            {
              "lessThan": "0.33.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Guido Vranken"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An attacker can craft an input to the Parse functions that would be processed non-linearly with respect to its length, resulting in extremely slow parsing. This could cause a denial of service."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-405: Asymmetric Resource Consumption (Amplification)",
              "lang": "en"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-12-18T20:38:22.660Z",
        "orgId": "1bb62c36-49e3-4200-9d77-64a1400537cc",
        "shortName": "Go"
      },
      "references": [
        {
          "url": "https://go.dev/cl/637536"
        },
        {
          "url": "https://go.dev/issue/70906"
        },
        {
          "url": "https://groups.google.com/g/golang-announce/c/wSCRmFnNmPA/m/Lvcd0mRMAwAJ"
        },
        {
          "url": "https://pkg.go.dev/vuln/GO-2024-3333"
        }
      ],
      "title": "Non-linear parsing of case-insensitive content in golang.org/x/net/html"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1bb62c36-49e3-4200-9d77-64a1400537cc",
    "assignerShortName": "Go",
    "cveId": "CVE-2024-45338",
    "datePublished": "2024-12-18T20:38:22.660Z",
    "dateReserved": "2024-08-27T19:41:58.555Z",
    "dateUpdated": "2025-02-21T18:03:32.301Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2024-45338",
      "date": "2026-08-10",
      "epss": "0.00874",
      "percentile": "0.55542"
    },
    "fkie_nvd": {
      "descriptions": "[{\"lang\": \"en\", \"value\": \"An attacker can craft an input to the Parse functions that would be processed non-linearly with respect to its length, resulting in extremely slow parsing. This could cause a denial of service.\"}, {\"lang\": \"es\", \"value\": \"Un atacante puede manipular una entrada para las funciones de an\\u00e1lisis que se procesar\\u00eda de forma no lineal con respecto a su longitud, lo que dar\\u00eda como resultado un an\\u00e1lisis extremadamente lento. Esto podr\\u00eda causar una denegaci\\u00f3n de servicio.\"}]",
      "id": "CVE-2024-45338",
      "lastModified": "2024-12-31T20:16:06.603",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"type\": \"Secondary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L\", \"baseScore\": 5.3, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"LOW\"}, \"exploitabilityScore\": 3.9, \"impactScore\": 1.4}]}",
      "published": "2024-12-18T21:15:08.173",
      "references": "[{\"url\": \"https://go.dev/cl/637536\", \"source\": \"security@golang.org\"}, {\"url\": \"https://go.dev/issue/70906\", \"source\": \"security@golang.org\"}, {\"url\": \"https://groups.google.com/g/golang-announce/c/wSCRmFnNmPA/m/Lvcd0mRMAwAJ\", \"source\": \"security@golang.org\"}, {\"url\": \"https://pkg.go.dev/vuln/GO-2024-3333\", \"source\": \"security@golang.org\"}]",
      "sourceIdentifier": "security@golang.org",
      "vulnStatus": "Awaiting Analysis",
      "weaknesses": "[{\"source\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"type\": \"Secondary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-1333\"}]}]"
    },
    "microsoft_vex": {
      "current_release_date": "2026-02-18T14:48:18.000Z",
      "cve": "CVE-2024-45338",
      "id": "msrc_CVE-2024-45338",
      "initial_release_date": "2024-12-02T00:00:00.000Z",
      "product_status:fixed": "88",
      "product_status:known_affected": "89",
      "product_status:known_not_affected": "3",
      "source": "Microsoft CSAF VEX",
      "status": "final",
      "title": "Non-linear parsing of case-insensitive content in golang.org/x/net/html",
      "url": "https://msrc.microsoft.com/csaf/vex/2024/msrc_cve-2024-45338.json",
      "version": "131"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-45338\",\"sourceIdentifier\":\"security@golang.org\",\"published\":\"2024-12-18T21:15:08.173\",\"lastModified\":\"2026-06-17T07:54:03.510\",\"vulnStatus\":\"Deferred\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An attacker can craft an input to the Parse functions that would be processed non-linearly with respect to its length, resulting in extremely slow parsing. This could cause a denial of service.\"},{\"lang\":\"es\",\"value\":\"Un atacante puede manipular una entrada para las funciones de an\u00e1lisis que se procesar\u00eda de forma no lineal con respecto a su longitud, lo que dar\u00eda como resultado un an\u00e1lisis extremadamente lento. Esto podr\u00eda causar una denegaci\u00f3n de servicio.\"}],\"affected\":[{\"source\":\"security@golang.org\",\"affectedData\":[{\"vendor\":\"golang.org/x/net\",\"product\":\"golang.org/x/net/html\",\"defaultStatus\":\"unaffected\",\"collectionURL\":\"https://pkg.go.dev\",\"packageName\":\"golang.org/x/net/html\",\"programRoutines\":[{\"name\":\"parseDoctype\"},{\"name\":\"htmlIntegrationPoint\"},{\"name\":\"inTableIM\"},{\"name\":\"inBodyIM\"},{\"name\":\"Parse\"},{\"name\":\"ParseFragment\"},{\"name\":\"ParseFragmentWithOptions\"},{\"name\":\"ParseWithOptions\"}],\"versions\":[{\"version\":\"0\",\"lessThan\":\"0.33.0\",\"versionType\":\"semver\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L\",\"baseScore\":5.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":3.9,\"impactScore\":1.4}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2024-12-31T19:51:42.228627Z\",\"id\":\"CVE-2024-45338\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"yes\"},{\"technicalImpact\":\"partial\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-1333\"}]}],\"references\":[{\"url\":\"https://go.dev/cl/637536\",\"source\":\"security@golang.org\"},{\"url\":\"https://go.dev/issue/70906\",\"source\":\"security@golang.org\"},{\"url\":\"https://groups.google.com/g/golang-announce/c/wSCRmFnNmPA/m/Lvcd0mRMAwAJ\",\"source\":\"security@golang.org\"},{\"url\":\"https://pkg.go.dev/vuln/GO-2024-3333\",\"source\":\"security@golang.org\"},{\"url\":\"https://security.netapp.com/advisory/ntap-20250221-0001/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}",
    "redhat_vex": {
      "aggregate_severity": "Important",
      "current_release_date": "2026-08-09T17:57:26+00:00",
      "cve": "CVE-2024-45338",
      "id": "CVE-2024-45338",
      "initial_release_date": "2024-12-18T20:38:22.660000+00:00",
      "product_status:fixed": "2648",
      "product_status:known_affected": "120",
      "product_status:known_not_affected": "16030",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "golang.org/x/net/html: Non-linear parsing of case-insensitive content in golang.org/x/net/html",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2024/cve-2024-45338.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-08-08T00:02:16Z",
      "cve": "CVE-2024-45338",
      "id": "CVE-2024-45338",
      "initial_release_date": "2024-12-20T04:00:26Z",
      "product_status:known_affected": "33",
      "product_status:known_not_affected": "921",
      "product_status:recommended": "255",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2024-45338",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2024-45338.json",
      "version": "84"
    },
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://security.netapp.com/advisory/ntap-20250221-0001/\"}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2025-02-21T18:03:32.301Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 5.3, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"LOW\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"NONE\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2024-45338\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-12-31T19:51:42.228627Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-1333\", \"description\": \"CWE-1333 Inefficient Regular Expression Complexity\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-12-31T19:54:57.693Z\"}}], \"cna\": {\"title\": \"Non-linear parsing of case-insensitive content in golang.org/x/net/html\", \"credits\": [{\"lang\": \"en\", \"value\": \"Guido Vranken\"}], \"affected\": [{\"vendor\": \"golang.org/x/net\", \"product\": \"golang.org/x/net/html\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"0.33.0\", \"versionType\": \"semver\"}], \"packageName\": \"golang.org/x/net/html\", \"collectionURL\": \"https://pkg.go.dev\", \"defaultStatus\": \"unaffected\", \"programRoutines\": [{\"name\": \"parseDoctype\"}, {\"name\": \"htmlIntegrationPoint\"}, {\"name\": \"inTableIM\"}, {\"name\": \"inBodyIM\"}, {\"name\": \"Parse\"}, {\"name\": \"ParseFragment\"}, {\"name\": \"ParseFragmentWithOptions\"}, {\"name\": \"ParseWithOptions\"}]}], \"references\": [{\"url\": \"https://go.dev/cl/637536\"}, {\"url\": \"https://go.dev/issue/70906\"}, {\"url\": \"https://groups.google.com/g/golang-announce/c/wSCRmFnNmPA/m/Lvcd0mRMAwAJ\"}, {\"url\": \"https://pkg.go.dev/vuln/GO-2024-3333\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"An attacker can craft an input to the Parse functions that would be processed non-linearly with respect to its length, resulting in extremely slow parsing. This could cause a denial of service.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"description\": \"CWE-405: Asymmetric Resource Consumption (Amplification)\"}]}], \"providerMetadata\": {\"orgId\": \"1bb62c36-49e3-4200-9d77-64a1400537cc\", \"shortName\": \"Go\", \"dateUpdated\": \"2024-12-18T20:38:22.660Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2024-45338\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-02-21T18:03:32.301Z\", \"dateReserved\": \"2024-08-27T19:41:58.555Z\", \"assignerOrgId\": \"1bb62c36-49e3-4200-9d77-64a1400537cc\", \"datePublished\": \"2024-12-18T20:38:22.660Z\", \"assignerShortName\": \"Go\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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.