{
  "schema_version": "1.3.1",
  "id": "GO-2021-0090",
  "modified": "0001-01-01T00:00:00Z",
  "published": "2021-04-14T20:04:52Z",
  "aliases": [
    "CVE-2020-15091",
    "GHSA-6jqj-f58p-mrw3"
  ],
  "summary": "Denial of service in github.com/tendermint/tendermint",
  "details": "Proposed commits may contain signatures for blocks not contained within the commit. Instead of skipping these signatures, they cause failure during verification. A malicious proposer can use this to force consensus failures.",
  "affected": [
    {
      "package": {
        "name": "github.com/tendermint/tendermint",
        "ecosystem": "Go"
      },
      "ranges": [
        {
          "type": "SEMVER",
          "events": [
            {
              "introduced": "0.33.0"
            },
            {
              "fixed": "0.34.0-dev1.0.20200702134149-480b995a3172"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "imports": [
          {
            "path": "github.com/tendermint/tendermint/types",
            "symbols": [
              "MakeCommit",
              "VoteSet.MakeCommit"
            ]
          }
        ]
      }
    }
  ],
  "references": [
    {
      "type": "FIX",
      "url": "https://github.com/tendermint/tendermint/pull/5426"
    },
    {
      "type": "FIX",
      "url": "https://github.com/tendermint/tendermint/commit/480b995a31727593f58b361af979054d17d84340"
    },
    {
      "type": "WEB",
      "url": "https://github.com/tendermint/tendermint/issues/4926"
    }
  ],
  "credits": [
    {
      "name": "Neeraj Murarka"
    }
  ],
  "database_specific": {
    "url": "https://pkg.go.dev/vuln/GO-2021-0090"
  }
}