CVE-2023-32731
Vulnerability from cvelistv5
Published
2023-06-09 10:54
Modified
2024-09-26 19:12
Summary
Information leak in gRPC
Impacted products
GooglegRPC
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T15:25:37.017Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/grpc/grpc/pull/32309"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/grpc/grpc/pull/33005"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:grpc:grpc:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "grpc",
            "vendor": "grpc",
            "versions": [
              {
                "lessThanOrEqual": "1.54",
                "status": "affected",
                "version": "1.53",
                "versionType": "custom"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-32731",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-09-26T19:07:16.164767Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-09-26T19:12:06.245Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "gRPC",
          "repo": "https://github.com/grpc",
          "vendor": "Google",
          "versions": [
            {
              "lessThanOrEqual": "1.54",
              "status": "affected",
              "version": "1.53",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "When gRPC HTTP2 stack raised a header size exceeded error, it skipped parsing the rest of the HPACK frame. This caused any HPACK table mutations to also be skipped, resulting in a desynchronization of HPACK tables between sender and receiver. If leveraged, say, between a proxy and a backend, this could lead to requests from the proxy being interpreted as containing headers from different proxy clients - leading to an information leak that can be used for privilege escalation or data exfiltration. We recommend upgrading beyond the commit contained in\u0026nbsp;\u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://github.com/grpc/grpc/pull/33005\"\u003ehttps://github.com/grpc/grpc/pull/33005\u003c/a\u003e\u003cbr\u003e"
            }
          ],
          "value": "When gRPC HTTP2 stack raised a header size exceeded error, it skipped parsing the rest of the HPACK frame. This caused any HPACK table mutations to also be skipped, resulting in a desynchronization of HPACK tables between sender and receiver. If leveraged, say, between a proxy and a backend, this could lead to requests from the proxy being interpreted as containing headers from different proxy clients - leading to an information leak that can be used for privilege escalation or data exfiltration. We recommend upgrading beyond the commit contained in\u00a0 https://github.com/grpc/grpc/pull/33005 https://github.com/grpc/grpc/pull/33005 \n"
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-220",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-220 Client-Server Protocol Manipulation"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-440",
              "description": "CWE-440: Expected Behavior Violation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-06-13T15:26:24.636Z",
        "orgId": "14ed7db2-1595-443d-9d34-6215bf890778",
        "shortName": "Google"
      },
      "references": [
        {
          "url": "https://github.com/grpc/grpc/pull/32309"
        },
        {
          "url": "https://github.com/grpc/grpc/pull/33005"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Fixes available in these releases:\u003cbr\u003e- 1.52.2: \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://github.com/grpc/grpc/releases/tag/v1.52.2\"\u003ehttps://github.com/grpc/grpc/releases/tag/v1.52.2\u003c/a\u003e\u003cbr\u003e- 1.53.1: \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://github.com/grpc/grpc/releases/tag/v1.53.1\"\u003ehttps://github.com/grpc/grpc/releases/tag/v1.53.1\u003c/a\u003e\u003cbr\u003e- 1.54.2: \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://github.com/grpc/grpc/releases/tag/v1.54.2\"\u003ehttps://github.com/grpc/grpc/releases/tag/v1.54.2\u003c/a\u003e\u003cbr\u003e- 1.55.0: \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://github.com/grpc/grpc/releases/tag/v1.55.0\"\u003ehttps://github.com/grpc/grpc/releases/tag/v1.55.0\u003c/a\u003e\u003cbr\u003e\u003cbr\u003e"
            }
          ],
          "value": "Fixes available in these releases:\n- 1.52.2:  https://github.com/grpc/grpc/releases/tag/v1.52.2 https://github.com/grpc/grpc/releases/tag/v1.52.2 \n- 1.53.1:  https://github.com/grpc/grpc/releases/tag/v1.53.1 https://github.com/grpc/grpc/releases/tag/v1.53.1 \n- 1.54.2:  https://github.com/grpc/grpc/releases/tag/v1.54.2 https://github.com/grpc/grpc/releases/tag/v1.54.2 \n- 1.55.0:  https://github.com/grpc/grpc/releases/tag/v1.55.0 https://github.com/grpc/grpc/releases/tag/v1.55.0 \n\n"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Information leak in gRPC",
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "14ed7db2-1595-443d-9d34-6215bf890778",
    "assignerShortName": "Google",
    "cveId": "CVE-2023-32731",
    "datePublished": "2023-06-09T10:54:08.472Z",
    "dateReserved": "2023-05-12T08:58:54.033Z",
    "dateUpdated": "2024-09-26T19:12:06.245Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2023-32731\",\"sourceIdentifier\":\"cve-coordination@google.com\",\"published\":\"2023-06-09T11:15:09.303\",\"lastModified\":\"2023-06-15T22:18:49.193\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"When gRPC HTTP2 stack raised a header size exceeded error, it skipped parsing the rest of the HPACK frame. This caused any HPACK table mutations to also be skipped, resulting in a desynchronization of HPACK tables between sender and receiver. If leveraged, say, between a proxy and a backend, this could lead to requests from the proxy being interpreted as containing headers from different proxy clients - leading to an information leak that can be used for privilege escalation or data exfiltration. We recommend upgrading beyond the commit contained in\u00a0 https://github.com/grpc/grpc/pull/33005 https://github.com/grpc/grpc/pull/33005 \\n\"}],\"metrics\":{\"cvssMetricV31\":[{\"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:H/I:N/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6},{\"source\":\"cve-coordination@google.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.4,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":2.2,\"impactScore\":5.2}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-Other\"}]},{\"source\":\"cve-coordination@google.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-440\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:grpc:grpc:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.53.0\",\"versionEndExcluding\":\"1.55.0\",\"matchCriteriaId\":\"1FD89F7C-C259-4213-A259-70C505491F50\"}]}]}],\"references\":[{\"url\":\"https://github.com/grpc/grpc/pull/32309\",\"source\":\"cve-coordination@google.com\",\"tags\":[\"Patch\"]},{\"url\":\"https://github.com/grpc/grpc/pull/33005\",\"source\":\"cve-coordination@google.com\",\"tags\":[\"Patch\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading...

Loading...

Loading...
  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.