Vulnerability-Lookup

CNVD-2021-26421

Vulnerability from cnvd - Published: 2021-04-09

Title

Binance tss-lib存在未明漏洞

Description

Binance tss-lib是一款基于Gennaro和Goldfeder CCS 2018 1的多方{t，n}阈值ECDSA（椭圆曲线数字签名算法）和EdDSA（爱德华兹曲线数字签名算法）的开源实现。 Binance tss-lib 1.2.0之前版本中的keygen协议实现存在安全漏洞。攻击者可利用漏洞以破坏签名或从其他方获取敏感信息。

Severity

中

Patch Name

Binance tss-lib存在未明漏洞的补丁

Patch Description

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://github.com/binance-chain/tss-lib/releases/tag/v1.2.0

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-12118

Impacted products

Name
Binance tss-lib <1.2.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-12118"
    }
  },
  "description": "Binance tss-lib\u662f\u4e00\u6b3e\u57fa\u4e8eGennaro\u548cGoldfeder CCS 2018 1\u7684\u591a\u65b9{t\uff0cn}\u9608\u503cECDSA\uff08\u692d\u5706\u66f2\u7ebf\u6570\u5b57\u7b7e\u540d\u7b97\u6cd5\uff09\u548cEdDSA\uff08\u7231\u5fb7\u534e\u5179\u66f2\u7ebf\u6570\u5b57\u7b7e\u540d\u7b97\u6cd5\uff09\u7684\u5f00\u6e90\u5b9e\u73b0\u3002\n\nBinance tss-lib 1.2.0\u4e4b\u524d\u7248\u672c\u4e2d\u7684keygen\u534f\u8bae\u5b9e\u73b0\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u4ee5\u7834\u574f\u7b7e\u540d\u6216\u4ece\u5176\u4ed6\u65b9\u83b7\u53d6\u654f\u611f\u4fe1\u606f\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/binance-chain/tss-lib/releases/tag/v1.2.0",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-26421",
  "openTime": "2021-04-09",
  "patchDescription": "Binance tss-lib\u662f\u4e00\u6b3e\u57fa\u4e8eGennaro\u548cGoldfeder CCS 2018 1\u7684\u591a\u65b9{t\uff0cn}\u9608\u503cECDSA\uff08\u692d\u5706\u66f2\u7ebf\u6570\u5b57\u7b7e\u540d\u7b97\u6cd5\uff09\u548cEdDSA\uff08\u7231\u5fb7\u534e\u5179\u66f2\u7ebf\u6570\u5b57\u7b7e\u540d\u7b97\u6cd5\uff09\u7684\u5f00\u6e90\u5b9e\u73b0\u3002\r\n\r\nBinance tss-lib 1.2.0\u4e4b\u524d\u7248\u672c\u4e2d\u7684keygen\u534f\u8bae\u5b9e\u73b0\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u4ee5\u7834\u574f\u7b7e\u540d\u6216\u4ece\u5176\u4ed6\u65b9\u83b7\u53d6\u654f\u611f\u4fe1\u606f\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Binance tss-lib\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Binance tss-lib \u003c1.2.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-12118",
  "serverity": "\u4e2d",
  "submitTime": "2020-04-24",
  "title": "Binance tss-lib\u5b58\u5728\u672a\u660e\u6f0f\u6d1e"
}

CVE-2020-12118 (GCVE-0-2020-12118)

Vulnerability from cvelistv5 – Published: 2020-04-23 21:28 – Updated: 2024-08-04 11:48

Summary

The keygen protocol implementation in Binance tss-lib before 1.2.0 allows attackers to generate crafted h1 and h2 parameters in order to compromise a signing round or obtain sensitive information from other parties.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
https://github.com/binance-chain/tss-lib/pull/89	x_refsource_MISC
https://github.com/binance-chain/tss-lib/releases…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-04T11:48:58.523Z",
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        "references": [
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              "x_transferred"
            ],
            "url": "https://github.com/binance-chain/tss-lib/pull/89"
          },
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            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/binance-chain/tss-lib/releases/tag/v1.2.0"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "vendor": "n/a",
          "versions": [
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      ],
      "descriptions": [
        {
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        }
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      "problemTypes": [
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            }
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      ],
      "providerMetadata": {
        "dateUpdated": "2020-04-23T21:28:33.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/binance-chain/tss-lib/pull/89"
        },
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          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/binance-chain/tss-lib/releases/tag/v1.2.0"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-12118",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
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                          {
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                          }
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            },
            {
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  "cveMetadata": {
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    "dateReserved": "2020-04-23T00:00:00.000Z",
    "dateUpdated": "2024-08-04T11:48:58.523Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
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}

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.

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CNVD-2021-26421

CVE-2020-12118 (GCVE-0-2020-12118)

Tags

Sightings

Nomenclature

Related by attack behaviour