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CVE-2021-41593 (GCVE-0-2021-41593)

Vulnerability from cvelistv5 – Published: 2021-10-04 16:54 – Updated: 2024-08-04 03:15
VLAI
Summary
Lightning Labs lnd before 0.13.3-beta allows loss of funds because of dust HTLC exposure.
CWE
  • n/a
Show details on NVD website

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              "Vendor Advisory"
            ],
            "url": "https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003264.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Press/Media Coverage",
              "Third Party Advisory"
            ],
            "url": "https://bitcoinmagazine.com/technical/good-griefing-a-lingering-vulnerability-on-lightning-network-that-still-needs-fixing"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Release Notes",
              "Third Party Advisory"
            ],
            "url": "https://github.com/lightningnetwork/lnd/blob/master/docs/release-notes/release-notes-0.13.3.md"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://github.com/lightningnetwork/lnd/releases/tag/v0.13.3-beta"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Mailing List",
              "Vendor Advisory"
            ],
            "url": "https://lists.linuxfoundation.org/pipermail/lightning-dev/2020-May/002714.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Mailing List",
              "Vendor Advisory"
            ],
            "url": "https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003257.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Exploit",
              "Mailing List",
              "Vendor Advisory"
            ],
            "url": "https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003264.html"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-770"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2026-03-27T13:29:15+00:00",
      "cve": "CVE-2021-41593",
      "id": "CVE-2021-41593",
      "initial_release_date": "2021-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "CVE-2021-41593",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-41593.json",
      "version": "3"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.

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Detection rules are retrieved from Rulezet.

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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.


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