Vulnerability-Lookup

FKIE_CVE-2020-27508

Vulnerability from fkie_nvd - Published: 2020-12-11 16:15 - Updated: 2026-06-17 03:09

Severity

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

Summary

In two-factor authentication, the system also sending 2fa secret key in response, which enables an intruder to breach the 2fa security.

References

URL	Tags
cve@mitre.org	https://github.com/frappe/frappe/pull/11262	Patch, Third Party Advisory
cve@mitre.org	https://github.com/frappe/frappe/pull/11263	Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://github.com/frappe/frappe/pull/11262	Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://github.com/frappe/frappe/pull/11263	Patch, Third Party Advisory

Impacted products

	Vendor	Product	Version
	frappe	frappe	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:frappe:frappe:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "CC9A88A7-23ED-4C37-AB13-DC70603214FC",
              "versionEndExcluding": "12.10.0",
              "vulnerable": true
            }
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          "negate": false,
          "operator": "OR"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In two-factor authentication, the system also sending 2fa secret key in response, which enables an intruder to breach the 2fa security."
    },
    {
      "lang": "es",
      "value": "En la autenticaci\u00f3n de doble factor, el sistema tambi\u00e9n env\u00eda una clave secreta 2fa en respuesta, lo que permite a un intruso violar la seguridad 2fa"
    }
  ],
  "id": "CVE-2020-27508",
  "lastModified": "2026-06-17T03:09:15.787",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-12-11T16:15:12.167",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/frappe/frappe/pull/11262"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/frappe/frappe/pull/11263"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/frappe/frappe/pull/11263"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2020-27508 (GCVE-0-2020-27508)

Vulnerability from cvelistv5 – Published: 2020-12-11 15:13 – Updated: 2024-08-04 16:18

Summary

In two-factor authentication, the system also sending 2fa secret key in response, which enables an intruder to breach the 2fa security.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
https://github.com/frappe/frappe/pull/11263	x_refsource_MISC
https://github.com/frappe/frappe/pull/11262	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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          "ID": "CVE-2020-27508",
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        "affects": {
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              {
                "product": {
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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.