Vulnerability-Lookup

CNVD-2021-16917

Vulnerability from cnvd - Published: 2021-03-12

Title

Epignosis EfrontPro密码重置漏洞

Description

Epignosis EfrontPro是美国Epignosis公司的一个应用软件。提供最苛刻和最复杂的学习生态系统而设计的企业学习管理系统求。 Epignosis EfrontPro 5.2.21版本存在安全漏洞，攻击者可利用该漏洞可以访问密码重置，提供密码重置令牌来重置他们选择的帐户的密码。

Severity

中

Patch Name

Epignosis EfrontPro密码重置漏洞的补丁

Patch Description

Epignosis EfrontPro是美国Epignosis公司的一个应用软件。提供最苛刻和最复杂的学习生态系统而设计的企业学习管理系统求。 Epignosis EfrontPro 5.2.21版本存在安全漏洞，攻击者可利用该漏洞可以访问密码重置，提供密码重置令牌来重置他们选择的帐户的密码。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新：https://www.epignosishq.com/products/efront/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-28597

Impacted products

Name
Epignosis Epignosis EfrontPro 5.2.21

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-28597",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-28597"
    }
  },
  "description": "Epignosis EfrontPro\u662f\u7f8e\u56fdEpignosis\u516c\u53f8\u7684\u4e00\u4e2a\u5e94\u7528\u8f6f\u4ef6\u3002\u63d0\u4f9b\u6700\u82db\u523b\u548c\u6700\u590d\u6742\u7684\u5b66\u4e60\u751f\u6001\u7cfb\u7edf\u800c\u8bbe\u8ba1\u7684\u4f01\u4e1a\u5b66\u4e60\u7ba1\u7406\u7cfb\u7edf\u6c42\u3002\n\nEpignosis EfrontPro 5.2.21\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u4ee5\u8bbf\u95ee\u5bc6\u7801\u91cd\u7f6e\uff0c\u63d0\u4f9b\u5bc6\u7801\u91cd\u7f6e\u4ee4\u724c\u6765\u91cd\u7f6e\u4ed6\u4eec\u9009\u62e9\u7684\u5e10\u6237\u7684\u5bc6\u7801\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1ahttps://www.epignosishq.com/products/efront/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-16917",
  "openTime": "2021-03-12",
  "patchDescription": "Epignosis EfrontPro\u662f\u7f8e\u56fdEpignosis\u516c\u53f8\u7684\u4e00\u4e2a\u5e94\u7528\u8f6f\u4ef6\u3002\u63d0\u4f9b\u6700\u82db\u523b\u548c\u6700\u590d\u6742\u7684\u5b66\u4e60\u751f\u6001\u7cfb\u7edf\u800c\u8bbe\u8ba1\u7684\u4f01\u4e1a\u5b66\u4e60\u7ba1\u7406\u7cfb\u7edf\u6c42\u3002\r\n\r\nEpignosis EfrontPro 5.2.21\u7248\u672c\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u4ee5\u8bbf\u95ee\u5bc6\u7801\u91cd\u7f6e\uff0c\u63d0\u4f9b\u5bc6\u7801\u91cd\u7f6e\u4ee4\u724c\u6765\u91cd\u7f6e\u4ed6\u4eec\u9009\u62e9\u7684\u5e10\u6237\u7684\u5bc6\u7801\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": "Epignosis EfrontPro\u5bc6\u7801\u91cd\u7f6e\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Epignosis Epignosis EfrontPro 5.2.21"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-28597",
  "serverity": "\u4e2d",
  "submitTime": "2021-03-05",
  "title": "Epignosis EfrontPro\u5bc6\u7801\u91cd\u7f6e\u6f0f\u6d1e"
}

CVE-2020-28597 (GCVE-0-2020-28597)

Vulnerability from cvelistv5 – Published: 2021-03-03 17:47 – Updated: 2024-08-04 16:40

Summary

A predictable seed vulnerability exists in the password reset functionality of Epignosis EfrontPro 5.2.21. By predicting the seed it is possible to generate the correct password reset 1-time token. An attacker can visit the password reset supplying the password reset token to reset the password of an account of their choice.

Severity

9.8 (Critical)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-337 - Predictable Seed in Pseudo-Random Number Generator (PRNG)

Assigner

talos mitre root

References

1 reference

URL	Tags
https://talosintelligence.com/vulnerability_repor…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	Epignosis	Affected: Epignosis eFront LMS 5.2.17, Epignosis eFront LMS 5.2.21

Show details on NVD website

JSON

To clipboard

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  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T16:40:59.576Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
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        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1221"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "product": "Epignosis",
          "vendor": "n/a",
          "versions": [
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              "status": "affected",
              "version": "Epignosis eFront LMS 5.2.17, Epignosis eFront LMS 5.2.21"
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        }
      ],
      "descriptions": [
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          "lang": "en",
          "value": "A predictable seed vulnerability exists in the password reset functionality of Epignosis EfrontPro 5.2.21. By predicting the seed it is possible to generate the correct password reset 1-time token. An attacker can visit the password reset supplying the password reset token to reset the password of an account of their choice."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
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          "descriptions": [
            {
              "cweId": "CWE-337",
              "description": "CWE-337: Predictable Seed in Pseudo-Random Number Generator (PRNG)",
              "lang": "en",
              "type": "CWE"
            }
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        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-03-03T17:47:57.000Z",
        "orgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b",
        "shortName": "talos"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1221"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "talos-cna@cisco.com",
          "ID": "CVE-2020-28597",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Epignosis",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "Epignosis eFront LMS 5.2.17, Epignosis eFront LMS 5.2.21"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
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            }
          ]
        },
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            "baseSeverity": "Critical",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
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                  "value": "CWE-337: Predictable Seed in Pseudo-Random Number Generator (PRNG)"
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        },
        "references": {
          "reference_data": [
            {
              "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1221",
              "refsource": "MISC",
              "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1221"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b",
    "assignerShortName": "talos",
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    "datePublished": "2021-03-03T17:47:57.000Z",
    "dateReserved": "2020-11-13T00:00:00.000Z",
    "dateUpdated": "2024-08-04T16:40:59.576Z",
    "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.