Vulnerability-Lookup

GSD-2020-26242

Vulnerability from gsd - Updated: 2023-12-13 01:22

Details

Go Ethereum, or "Geth", is the official Golang implementation of the Ethereum protocol. In Geth before version 1.9.18, there is a Denial-of-service (crash) during block processing. This is fixed in 1.9.18.

Aliases

CVE-2020-26242

Aliases

CVE-2020-26242

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2020-26242",
    "description": "Go Ethereum, or \"Geth\", is the official Golang implementation of the Ethereum protocol. In Geth before version 1.9.18, there is a Denial-of-service (crash) during block processing. This is fixed in 1.9.18.",
    "id": "GSD-2020-26242"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
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        "CVE-2020-26242"
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          "cwe_ids": [
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            "CWE-937"
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          "solution": "Upgrade to version 1.9.18 or above.",
          "title": "Denial of Service",
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          "package_slug": "go/github.com/ethereum/go-ethereum/eth",
          "pubdate": "2020-11-25",
          "solution": "Upgrade to version 1.9.18 or above.",
          "title": "Denial of Service",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2020-26242",
            "https://blog.ethereum.org/2020/11/12/geth_security_release/"
          ],
          "uuid": "76db1f66-6654-42f0-a8dd-1bbc0486a275",
          "versions": [
            {
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          "cwe_ids": [
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            "CWE-937"
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          "date": "2021-06-29",
          "description": "Go Ethereum, or \"Geth\", is the official Golang implementation of the Ethereum protocol. In Geth before version 1.9.18, there is a Denial-of-service (crash) during block processing. This is fixed in 1.9.18.",
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          "package_slug": "go/github.com/ethereum/go-ethereum/ethclient",
          "pubdate": "2021-06-29",
          "solution": "Upgrade to version 1.9.18 or above.",
          "title": "Denial of service in geth",
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        {
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          "package_slug": "go/github.com/holiman/uint256",
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      "lastModifiedDate": "2020-12-03T15:21Z",
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}

CVE-2020-26242 (GCVE-0-2020-26242)

Vulnerability from cvelistv5 – Published: 2020-11-25 01:25 – Updated: 2024-08-04 15:56

Title

Denial of service in geth

Summary

Severity

6.5 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE

Denial-of-service

Assigner

GitHub_M mitre root

References

2 references

URL	Tags
https://github.com/ethereum/go-ethereum/security/…	x_refsource_CONFIRM
https://blog.ethereum.org/2020/11/12/geth_securit…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
ethereum	go-ethereum	Affected: < 1.9.18

Show details on NVD website

JSON

To clipboard

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            },
            {
              "name": "https://blog.ethereum.org/2020/11/12/geth_security_release/",
              "refsource": "MISC",
              "url": "https://blog.ethereum.org/2020/11/12/geth_security_release/"
            }
          ]
        },
        "source": {
          "advisory": "GHSA-jm5c-rv3w-w83m",
          "discovery": "UNKNOWN"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2020-26242",
    "datePublished": "2020-11-25T01:25:15.000Z",
    "dateReserved": "2020-10-01T00:00:00.000Z",
    "dateUpdated": "2024-08-04T15:56:03.570Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.