Vulnerability-Lookup

FKIE_CVE-2024-23342

Vulnerability from fkie_nvd - Published: 2024-01-23 00:15 - Updated: 2026-06-17 07:12

Severity

7.4 (High) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
7.4 (High) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Summary

The `ecdsa` PyPI package is a pure Python implementation of ECC (Elliptic Curve Cryptography) with support for ECDSA (Elliptic Curve Digital Signature Algorithm), EdDSA (Edwards-curve Digital Signature Algorithm) and ECDH (Elliptic Curve Diffie-Hellman). Versions 0.18.0 and prior are vulnerable to the Minerva attack. As of time of publication, no known patched version exists.

References

URL	Tags
security-advisories@github.com	https://github.com/tlsfuzzer/python-ecdsa/blob/master/SECURITY.md	Product
security-advisories@github.com	https://github.com/tlsfuzzer/python-ecdsa/security/advisories/GHSA-wj6h-64fc-37mp	Exploit, Vendor Advisory
security-advisories@github.com	https://minerva.crocs.fi.muni.cz/	Technical Description
security-advisories@github.com	https://securitypitfalls.wordpress.com/2018/08/03/constant-time-compare-in-python/	Technical Description
af854a3a-2127-422b-91ae-364da2661108	https://github.com/tlsfuzzer/python-ecdsa/blob/master/SECURITY.md	Product
af854a3a-2127-422b-91ae-364da2661108	https://github.com/tlsfuzzer/python-ecdsa/security/advisories/GHSA-wj6h-64fc-37mp	Exploit, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	https://minerva.crocs.fi.muni.cz/	Technical Description
af854a3a-2127-422b-91ae-364da2661108	https://securitypitfalls.wordpress.com/2018/08/03/constant-time-compare-in-python/	Technical Description

Impacted products

	Vendor	Product	Version
	tlsfuzzer	ecdsa	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "python-ecdsa",
          "vendor": "tlsfuzzer",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c= 0.18.0"
            }
          ]
        }
      ],
      "source": "security-advisories@github.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:tlsfuzzer:ecdsa:*:*:*:*:*:python:*:*",
              "matchCriteriaId": "136876B8-CD72-484D-85B2-C290AF605136",
              "versionEndIncluding": "0.18.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The `ecdsa` PyPI package is a pure Python implementation of ECC (Elliptic Curve Cryptography) with support for ECDSA (Elliptic Curve Digital Signature Algorithm), EdDSA (Edwards-curve Digital Signature Algorithm) and ECDH (Elliptic Curve Diffie-Hellman). Versions 0.18.0 and prior are vulnerable to the Minerva attack. As of time of publication, no known patched version exists."
    },
    {
      "lang": "es",
      "value": "El paquete PyPI `ecdsa` es una implementaci\u00f3n pura de Python de ECC (criptograf\u00eda de curva el\u00edptica) con soporte para ECDSA (algoritmo de firma digital de curva el\u00edptica), EdDSA (algoritmo de firma digital de curva Edwards) y ECDH (curva el\u00edptica Diffie-Hellman). Las versiones 0.18.0 y anteriores son vulnerables al ataque Minerva. Al momento de la publicaci\u00f3n, no existe ninguna versi\u00f3n parcheada conocida."
    }
  ],
  "id": "CVE-2024-23342",
  "lastModified": "2026-06-17T07:12:38.053",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.4,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 5.2,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.4,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 5.2,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-23342",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-05-08T15:35:54.804068Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-01-23T00:15:26.397",
  "references": [
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Product"
      ],
      "url": "https://github.com/tlsfuzzer/python-ecdsa/blob/master/SECURITY.md"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ],
      "url": "https://github.com/tlsfuzzer/python-ecdsa/security/advisories/GHSA-wj6h-64fc-37mp"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Technical Description"
      ],
      "url": "https://minerva.crocs.fi.muni.cz/"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Technical Description"
      ],
      "url": "https://securitypitfalls.wordpress.com/2018/08/03/constant-time-compare-in-python/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Product"
      ],
      "url": "https://github.com/tlsfuzzer/python-ecdsa/blob/master/SECURITY.md"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ],
      "url": "https://github.com/tlsfuzzer/python-ecdsa/security/advisories/GHSA-wj6h-64fc-37mp"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Technical Description"
      ],
      "url": "https://minerva.crocs.fi.muni.cz/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Technical Description"
      ],
      "url": "https://securitypitfalls.wordpress.com/2018/08/03/constant-time-compare-in-python/"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-203"
        },
        {
          "lang": "en",
          "value": "CWE-208"
        },
        {
          "lang": "en",
          "value": "CWE-385"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    }
  ]
}

CVE-2024-23342 (GCVE-0-2024-23342)

Vulnerability from cvelistv5 – Published: 2024-01-22 23:09 – Updated: 2025-05-30 14:21

Title

python-ecdsa vulnerable to Minerva attack on P-256

Summary

Severity

7.4 (High)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-05-08 15:35 UTC

CWE

CWE-203 - Observable Discrepancy
CWE-208 - Observable Timing Discrepancy
CWE-385 - Covert Timing Channel

Assigner

GitHub_M mitre root Scorecard

References

4 references

URL	Tags
https://github.com/tlsfuzzer/python-ecdsa/securit…	x_refsource_CONFIRM
https://github.com/tlsfuzzer/python-ecdsa/blob/ma…	x_refsource_MISC
https://minerva.crocs.fi.muni.cz/	x_refsource_MISC
https://securitypitfalls.wordpress.com/2018/08/03…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
tlsfuzzer	python-ecdsa	Affected: <= 0.18.0

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-01T22:59:32.162Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "https://github.com/tlsfuzzer/python-ecdsa/security/advisories/GHSA-wj6h-64fc-37mp",
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/tlsfuzzer/python-ecdsa/security/advisories/GHSA-wj6h-64fc-37mp"
          },
          {
            "name": "https://github.com/tlsfuzzer/python-ecdsa/blob/master/SECURITY.md",
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/tlsfuzzer/python-ecdsa/blob/master/SECURITY.md"
          },
          {
            "name": "https://minerva.crocs.fi.muni.cz/",
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://minerva.crocs.fi.muni.cz/"
          },
          {
            "name": "https://securitypitfalls.wordpress.com/2018/08/03/constant-time-compare-in-python/",
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://securitypitfalls.wordpress.com/2018/08/03/constant-time-compare-in-python/"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-23342",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-05-08T15:35:54.804068Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-05-30T14:21:45.651Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "python-ecdsa",
          "vendor": "tlsfuzzer",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c= 0.18.0"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The `ecdsa` PyPI package is a pure Python implementation of ECC (Elliptic Curve Cryptography) with support for ECDSA (Elliptic Curve Digital Signature Algorithm), EdDSA (Edwards-curve Digital Signature Algorithm) and ECDH (Elliptic Curve Diffie-Hellman). Versions 0.18.0 and prior are vulnerable to the Minerva attack. As of time of publication, no known patched version exists."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-203",
              "description": "CWE-203: Observable Discrepancy",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-208",
              "description": "CWE-208: Observable Timing Discrepancy",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-385",
              "description": "CWE-385: Covert Timing Channel",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-01-22T23:09:35.775Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/tlsfuzzer/python-ecdsa/security/advisories/GHSA-wj6h-64fc-37mp",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/tlsfuzzer/python-ecdsa/security/advisories/GHSA-wj6h-64fc-37mp"
        },
        {
          "name": "https://github.com/tlsfuzzer/python-ecdsa/blob/master/SECURITY.md",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/tlsfuzzer/python-ecdsa/blob/master/SECURITY.md"
        },
        {
          "name": "https://minerva.crocs.fi.muni.cz/",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://minerva.crocs.fi.muni.cz/"
        },
        {
          "name": "https://securitypitfalls.wordpress.com/2018/08/03/constant-time-compare-in-python/",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://securitypitfalls.wordpress.com/2018/08/03/constant-time-compare-in-python/"
        }
      ],
      "source": {
        "advisory": "GHSA-wj6h-64fc-37mp",
        "discovery": "UNKNOWN"
      },
      "title": "python-ecdsa vulnerable to Minerva attack on P-256"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2024-23342",
    "datePublished": "2024-01-22T23:09:35.775Z",
    "dateReserved": "2024-01-15T15:19:19.444Z",
    "dateUpdated": "2025-05-30T14:21:45.651Z",
    "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.

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.

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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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FKIE_CVE-2024-23342

CVE-2024-23342 (GCVE-0-2024-23342)

Tags

Sightings

Nomenclature

Related by attack behaviour