CVE-2024-32976 (GCVE-0-2024-32976)

Vulnerability from cvelistv5 – Published: 2024-06-04 20:59 – Updated: 2024-09-03 15:41
VLAI
Title
Envoy can enter an endless loop while decompressing Brotli data with extra input
Summary
Envoy is a cloud-native, open source edge and service proxy. Envoyproxy with a Brotli filter can get into an endless loop during decompression of Brotli data with extra input.
Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')
Assigner
References
Impacted products
Vendor Product Version
envoyproxy envoy Affected: >= 1.30.0, <= 11.30.1
Affected: >= 1.29.0, <= 1.29.4
Affected: >= 1.28.0, <= 1.28.3
Affected: > 1.18.0, <= 1.27.5
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T02:27:53.632Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-7wp5-c2vq-4f8m",
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-7wp5-c2vq-4f8m"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "envoy",
            "vendor": "envoyproxy",
            "versions": [
              {
                "lessThanOrEqual": "1.30.1",
                "status": "affected",
                "version": "1.30.0",
                "versionType": "custom"
              },
              {
                "lessThanOrEqual": "1.29.4",
                "status": "affected",
                "version": "1.29.0",
                "versionType": "custom"
              },
              {
                "lessThanOrEqual": "1.28.3",
                "status": "affected",
                "version": "1.28.0",
                "versionType": "custom"
              },
              {
                "lessThanOrEqual": "1.27.5",
                "status": "affected",
                "version": "1.18.0",
                "versionType": "custom"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-32976",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-09-03T15:39:44.498942Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-09-03T15:41:58.146Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "envoy",
          "vendor": "envoyproxy",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e= 1.30.0, \u003c= 11.30.1"
            },
            {
              "status": "affected",
              "version": "\u003e= 1.29.0, \u003c= 1.29.4"
            },
            {
              "status": "affected",
              "version": "\u003e= 1.28.0, \u003c= 1.28.3"
            },
            {
              "status": "affected",
              "version": "\u003e 1.18.0, \u003c= 1.27.5"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Envoy is a cloud-native, open source edge and service proxy. Envoyproxy with a Brotli filter can get into an endless loop during decompression of Brotli data with extra input."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "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:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-835",
              "description": "CWE-835: Loop with Unreachable Exit Condition (\u0027Infinite Loop\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-06-04T20:59:59.683Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-7wp5-c2vq-4f8m",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/envoyproxy/envoy/security/advisories/GHSA-7wp5-c2vq-4f8m"
        }
      ],
      "source": {
        "advisory": "GHSA-7wp5-c2vq-4f8m",
        "discovery": "UNKNOWN"
      },
      "title": "Envoy can enter an endless loop while decompressing Brotli data with extra input"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2024-32976",
    "datePublished": "2024-06-04T20:59:59.683Z",
    "dateReserved": "2024-04-22T15:14:59.166Z",
    "dateUpdated": "2024-09-03T15:41:58.146Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2024-32976",
      "date": "2026-05-27",
      "epss": "0.00028",
      "percentile": "0.08437"
    },
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"1.18.0\", \"versionEndExcluding\": \"1.27.6\", \"matchCriteriaId\": \"86B5BD80-6968-4E30-9380-7D0417432557\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"1.28.0\", \"versionEndExcluding\": \"1.28.4\", \"matchCriteriaId\": \"E5107DA5-4BC7-4AB8-8087-0DA20021D0B0\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"1.29.0\", \"versionEndExcluding\": \"1.29.5\", \"matchCriteriaId\": \"34583FBC-8B38-4BBB-9E3B-7731272C0A6F\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"1.30.0\", \"versionEndExcluding\": \"1.30.2\", \"matchCriteriaId\": \"65C0355B-7FAC-4417-B707-A3CA494C20A0\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"Envoy is a cloud-native, open source edge and service proxy. Envoyproxy with a Brotli filter can get into an endless loop during decompression of Brotli data with extra input.\"}, {\"lang\": \"es\", \"value\": \"Envoy es un proxy de servicio y borde de c\\u00f3digo abierto, nativo de la nube. Envoyproxy con un filtro Brotli puede entrar en un bucle sin fin durante la descompresi\\u00f3n de datos Brotli con entrada adicional.\"}]",
      "id": "CVE-2024-32976",
      "lastModified": "2024-11-21T09:16:09.013",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"security-advisories@github.com\", \"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:H\", \"baseScore\": 7.5, \"baseSeverity\": \"HIGH\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 3.9, \"impactScore\": 3.6}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\", \"baseScore\": 7.5, \"baseSeverity\": \"HIGH\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 3.9, \"impactScore\": 3.6}]}",
      "published": "2024-06-04T21:15:34.220",
      "references": "[{\"url\": \"https://github.com/envoyproxy/envoy/security/advisories/GHSA-7wp5-c2vq-4f8m\", \"source\": \"security-advisories@github.com\", \"tags\": [\"Exploit\", \"Third Party Advisory\"]}, {\"url\": \"https://github.com/envoyproxy/envoy/security/advisories/GHSA-7wp5-c2vq-4f8m\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Exploit\", \"Third Party Advisory\"]}]",
      "sourceIdentifier": "security-advisories@github.com",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"security-advisories@github.com\", \"type\": \"Secondary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-835\"}]}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-835\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-32976\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2024-06-04T21:15:34.220\",\"lastModified\":\"2024-11-21T09:16:09.013\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Envoy is a cloud-native, open source edge and service proxy. Envoyproxy with a Brotli filter can get into an endless loop during decompression of Brotli data with extra input.\"},{\"lang\":\"es\",\"value\":\"Envoy es un proxy de servicio y borde de c\u00f3digo abierto, nativo de la nube. Envoyproxy con un filtro Brotli puede entrar en un bucle sin fin durante la descompresi\u00f3n de datos Brotli con entrada adicional.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-advisories@github.com\",\"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:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-835\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-835\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.18.0\",\"versionEndExcluding\":\"1.27.6\",\"matchCriteriaId\":\"86B5BD80-6968-4E30-9380-7D0417432557\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.28.0\",\"versionEndExcluding\":\"1.28.4\",\"matchCriteriaId\":\"E5107DA5-4BC7-4AB8-8087-0DA20021D0B0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.29.0\",\"versionEndExcluding\":\"1.29.5\",\"matchCriteriaId\":\"34583FBC-8B38-4BBB-9E3B-7731272C0A6F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.30.0\",\"versionEndExcluding\":\"1.30.2\",\"matchCriteriaId\":\"65C0355B-7FAC-4417-B707-A3CA494C20A0\"}]}]}],\"references\":[{\"url\":\"https://github.com/envoyproxy/envoy/security/advisories/GHSA-7wp5-c2vq-4f8m\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Exploit\",\"Third Party Advisory\"]},{\"url\":\"https://github.com/envoyproxy/envoy/security/advisories/GHSA-7wp5-c2vq-4f8m\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Third Party Advisory\"]}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://github.com/envoyproxy/envoy/security/advisories/GHSA-7wp5-c2vq-4f8m\", \"name\": \"https://github.com/envoyproxy/envoy/security/advisories/GHSA-7wp5-c2vq-4f8m\", \"tags\": [\"x_refsource_CONFIRM\", \"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-02T02:27:53.632Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2024-32976\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"poc\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-09-03T15:39:44.498942Z\"}}}], \"affected\": [{\"cpes\": [\"cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*\"], \"vendor\": \"envoyproxy\", \"product\": \"envoy\", \"versions\": [{\"status\": \"affected\", \"version\": \"1.30.0\", \"versionType\": \"custom\", \"lessThanOrEqual\": \"1.30.1\"}, {\"status\": \"affected\", \"version\": \"1.29.0\", \"versionType\": \"custom\", \"lessThanOrEqual\": \"1.29.4\"}, {\"status\": \"affected\", \"version\": \"1.28.0\", \"versionType\": \"custom\", \"lessThanOrEqual\": \"1.28.3\"}, {\"status\": \"affected\", \"version\": \"1.18.0\", \"versionType\": \"custom\", \"lessThanOrEqual\": \"1.27.5\"}], \"defaultStatus\": \"unknown\"}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-09-03T15:41:50.253Z\"}}], \"cna\": {\"title\": \"Envoy can enter an endless loop while decompressing Brotli data with extra input\", \"source\": {\"advisory\": \"GHSA-7wp5-c2vq-4f8m\", \"discovery\": \"UNKNOWN\"}, \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.5, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"NONE\"}}], \"affected\": [{\"vendor\": \"envoyproxy\", \"product\": \"envoy\", \"versions\": [{\"status\": \"affected\", \"version\": \"\u003e= 1.30.0, \u003c= 11.30.1\"}, {\"status\": \"affected\", \"version\": \"\u003e= 1.29.0, \u003c= 1.29.4\"}, {\"status\": \"affected\", \"version\": \"\u003e= 1.28.0, \u003c= 1.28.3\"}, {\"status\": \"affected\", \"version\": \"\u003e 1.18.0, \u003c= 1.27.5\"}]}], \"references\": [{\"url\": \"https://github.com/envoyproxy/envoy/security/advisories/GHSA-7wp5-c2vq-4f8m\", \"name\": \"https://github.com/envoyproxy/envoy/security/advisories/GHSA-7wp5-c2vq-4f8m\", \"tags\": [\"x_refsource_CONFIRM\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"Envoy is a cloud-native, open source edge and service proxy. Envoyproxy with a Brotli filter can get into an endless loop during decompression of Brotli data with extra input.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-835\", \"description\": \"CWE-835: Loop with Unreachable Exit Condition (\u0027Infinite Loop\u0027)\"}]}], \"providerMetadata\": {\"orgId\": \"a0819718-46f1-4df5-94e2-005712e83aaa\", \"shortName\": \"GitHub_M\", \"dateUpdated\": \"2024-06-04T20:59:59.683Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2024-32976\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2024-09-03T15:41:58.146Z\", \"dateReserved\": \"2024-04-22T15:14:59.166Z\", \"assignerOrgId\": \"a0819718-46f1-4df5-94e2-005712e83aaa\", \"datePublished\": \"2024-06-04T20:59:59.683Z\", \"assignerShortName\": \"GitHub_M\"}",
      "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.