{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": [
              "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
              "cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*"
            ],
            "extracted_events": [
              {
                "introduced": "5.0"
              },
              {
                "last_affected": "5.0.14"
              },
              {
                "introduced": "3.1"
              },
              {
                "last_affected": "3.1.22"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "62bcac3998e1168f4a34b775a06d6451b5ffca7b"
            },
            {
              "last_affected": "c01985a0f4aa6036831dae2088fc33d9297a5f08"
            },
            {
              "introduced": "5c0a0489d157ca82fca6f9b73c682f118e8c4a8a"
            },
            {
              "last_affected": "5ab95474faeba1ca47e19a83c46b73d1a10b7f77"
            }
          ],
          "repo": "https://github.com/dotnet/core",
          "type": "GIT"
        }
      ]
    },
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:google:brotli:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "1.0.8"
              }
            ],
            "source": [
              "CPE_RANGE",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "db361a0bb901d6a71c7cbf1370d97b3703482e3b"
            },
            {
              "fixed": "e61745a6b7add50d380cfd7d3883dd6c62fc2c71"
            }
          ],
          "repo": "https://github.com/google/brotli",
          "type": "GIT"
        }
      ]
    },
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:microsoft:powershell:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "7.0"
              },
              {
                "fixed": "7.0.9"
              },
              {
                "introduced": "7.1"
              },
              {
                "fixed": "7.1.6"
              },
              {
                "introduced": "7.2"
              },
              {
                "fixed": "7.2.2"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "b54b188c1804d4dcebb09a8be3a67916abd94fd7"
            },
            {
              "fixed": "3269c95a72af9a3a161884dbae99eae0352b3e7d"
            },
            {
              "introduced": "fa01333bfeef5dd7769143e2b4ec7ffdb70c62c8"
            },
            {
              "fixed": "dc703cb4aa619e31f2f48f2b9bf613e9aa6cff76"
            },
            {
              "introduced": "bec5c36d9da67bfcf5b88834f03b326c89f100c5"
            },
            {
              "fixed": "2bbf08166ff49469988420af883407e1dd1ef4ed"
            }
          ],
          "repo": "https://github.com/powershell/powershell",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "unresolved_ranges": [
      {
        "cpes": [
          "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*"
        ],
        "extracted_events": [
          {
            "introduced": "16.0"
          },
          {
            "last_affected": "16.11"
          }
        ],
        "source": "CPE_RANGE",
        "vendor_product": "microsoft:visual_studio_2019"
      },
      {
        "cpes": [
          "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*"
        ],
        "extracted_events": [
          {
            "introduced": "17.0"
          },
          {
            "last_affected": "17.0.7"
          }
        ],
        "source": "CPE_RANGE",
        "vendor_product": "microsoft:visual_studio_2022"
      },
      {
        "cpes": [
          "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*",
          "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
          "cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*"
        ],
        "extracted_events": [
          {
            "introduced": "16.04"
          },
          {
            "last_affected": "16.04"
          },
          {
            "introduced": "18.04"
          },
          {
            "last_affected": "18.04"
          },
          {
            "introduced": "20.04"
          },
          {
            "last_affected": "20.04"
          }
        ],
        "source": "CPE_STRING",
        "vendor_product": "canonical:ubuntu_linux"
      },
      {
        "cpes": [
          "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
          "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
        ],
        "extracted_events": [
          {
            "introduced": "9.0"
          },
          {
            "last_affected": "9.0"
          },
          {
            "introduced": "10.0"
          },
          {
            "last_affected": "10.0"
          }
        ],
        "source": "CPE_STRING",
        "vendor_product": "debian:debian_linux"
      },
      {
        "cpes": [
          "cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*",
          "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*",
          "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*",
          "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*",
          "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*",
          "cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*"
        ],
        "extracted_events": [
          {
            "introduced": "31"
          },
          {
            "last_affected": "31"
          },
          {
            "introduced": "32"
          },
          {
            "last_affected": "32"
          },
          {
            "introduced": "33"
          },
          {
            "last_affected": "33"
          },
          {
            "introduced": "34"
          },
          {
            "last_affected": "34"
          },
          {
            "introduced": "35"
          },
          {
            "last_affected": "35"
          },
          {
            "introduced": "36"
          },
          {
            "last_affected": "36"
          }
        ],
        "source": "CPE_STRING",
        "vendor_product": "fedoraproject:fedora"
      },
      {
        "cpes": [
          "cpe:2.3:a:microsoft:visual_studio_2022:17.1:*:*:*:*:*:*:*"
        ],
        "extracted_events": [
          {
            "introduced": "17.1"
          },
          {
            "last_affected": "17.1"
          }
        ],
        "source": "CPE_STRING",
        "vendor_product": "microsoft:visual_studio_2022"
      },
      {
        "cpes": [
          "cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*"
        ],
        "extracted_events": [
          {
            "introduced": "15.2"
          },
          {
            "last_affected": "15.2"
          }
        ],
        "source": "CPE_STRING",
        "vendor_product": "opensuse:leap"
      }
    ]
  },
  "details": "A buffer overflow exists in the Brotli library versions prior to 1.0.8 where an attacker controlling the input length of a \"one-shot\" decompression request to a script can trigger a crash, which happens when copying over chunks of data larger than 2 GiB. It is recommended to update your Brotli library to 1.0.8 or later. If one cannot update, we recommend to use the \"streaming\" API as opposed to the \"one-shot\" API, and impose chunk size limits.",
  "id": "CVE-2020-8927",
  "modified": "2026-07-08T05:35:53.902247734Z",
  "published": "2020-09-15T10:15:12.887Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/356JOYTWW4BWSZ42SEFLV7NYHL3S3AEH/"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4TOGTZ2ZWDH662ZNFFSZVL3M5AJXV6JF/"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J4E265WKWKYMK2RYYSIXBEGZTDY5IQE6/"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M4VCDOJGL6BK3HB4XRD2WETBPYX2ITF6/"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MMBKACMLSRX7JJSKBTR35UOEP2WFR6QP/"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MQLM7ABVCYJLF6JRPF3M3EBXW63GNC27/"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W23CUADGMVMQQNFKHPHXVP7RPZJZNN6I/"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WW62OZEY2GHJL4JCOLJRBSRETXDHMWRK/"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXEQ3GQVELA2T4HNZG7VPMS2HDVXMJRG/"
    },
    {
      "type": "ADVISORY",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00108.html"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/google/brotli/releases/tag/v1.0.9"
    },
    {
      "type": "ADVISORY",
      "url": "https://lists.debian.org/debian-lts-announce/2020/12/msg00003.html"
    },
    {
      "type": "ADVISORY",
      "url": "https://usn.ubuntu.com/4568-1/"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.debian.org/security/2020/dsa-4801"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L",
      "type": "CVSS_V3"
    }
  ]
}