ghsa-rqmg-hrg4-fm69
Vulnerability from github
Published
2022-08-06 00:00
Modified
2022-08-15 20:02
Severity ?
5.9 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Summary
Go Ethereum allows attackers to use manipulation of time-difference values to achieve replacement of main-chain blocks
Details

Go Ethereum (aka geth) through 1.10.21 allows attackers to increase rewards by mining blocks in certain situations, and using a manipulation of time-difference values to achieve replacement of main-chain blocks, aka Riskless Uncle Making (RUM), as exploited in the wild in 2020 through 2022.

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/ethereum/go-ethereum"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "1.10.21"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2022-37450"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": true,
    "github_reviewed_at": "2022-08-11T16:51:45Z",
    "nvd_published_at": "2022-08-05T21:15:00Z",
    "severity": "MODERATE"
  },
  "details": "Go Ethereum (aka geth) through 1.10.21 allows attackers to increase rewards by mining blocks in certain situations, and using a manipulation of time-difference values to achieve replacement of main-chain blocks, aka Riskless Uncle Making (RUM), as exploited in the wild in 2020 through 2022.",
  "id": "GHSA-rqmg-hrg4-fm69",
  "modified": "2022-08-15T20:02:22Z",
  "published": "2022-08-06T00:00:36Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-37450"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/ethereum/go-ethereum"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ethereum/go-ethereum/blob/671094279e8d27f4b4c3c94bf8b636c26b473976/core/forkchoice.go#L91-L94"
    },
    {
      "type": "WEB",
      "url": "https://medium.com/@aviv.yaish/uncle-maker-time-stamping-out-the-competition-in-ethereum-d27c1cb62fef"
    },
    {
      "type": "WEB",
      "url": "https://news.ycombinator.com/item?id=32354896"
    },
    {
      "type": "WEB",
      "url": "http://dx.doi.org/10.13140/RG.2.2.27813.99043"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Go Ethereum allows attackers to use manipulation of time-difference values to achieve replacement of main-chain blocks"
}


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