FKIE_CVE-2021-20786

Vulnerability from fkie_nvd - Published: 2021-07-30 14:15 - Updated: 2024-11-21 05:47
Severity ?
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Summary
Cross-site request forgery (CSRF) vulnerability in GroupSession (GroupSession Free edition from ver2.2.0 to the version prior to ver5.1.0, GroupSession byCloud from ver3.0.3 to the version prior to ver5.1.0, and GroupSession ZION from ver3.0.3 to the version prior to ver5.1.0) allows a remote attacker to hijack the authentication of administrators via a specially crafted URL.
References
vultures@jpcert.or.jphttps://groupsession.jp/info/info-news/security202107Vendor Advisory
vultures@jpcert.or.jphttps://jvn.jp/en/jp/JVN86026700/index.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://groupsession.jp/info/info-news/security202107Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://jvn.jp/en/jp/JVN86026700/index.htmlThird Party Advisory
Impacted products
Vendor Product Version
groupsession groupsession *
groupsession groupsession_bycloud *
groupsession groupsession_zion *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:groupsession:groupsession:*:*:*:*:free:*:*:*",
              "matchCriteriaId": "BCD711A0-12D3-4FC1-B1F3-084DD5D9721B",
              "versionEndExcluding": "5.1.0",
              "versionStartIncluding": "2.20",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:groupsession:groupsession_bycloud:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "20139ED3-424E-49EB-9D6D-9EAA356C0D96",
              "versionEndExcluding": "5.1.0",
              "versionStartIncluding": "3.0.3",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:groupsession:groupsession_zion:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "9F38C4EF-470B-4C54-B57F-7C99AB59BF73",
              "versionEndExcluding": "5.1.0",
              "versionStartIncluding": "3.0.3",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Cross-site request forgery (CSRF) vulnerability in GroupSession (GroupSession Free edition from ver2.2.0 to the version prior to ver5.1.0, GroupSession byCloud from ver3.0.3 to the version prior to ver5.1.0, and GroupSession ZION from ver3.0.3 to the version prior to ver5.1.0) allows a remote attacker to hijack the authentication of administrators via a specially crafted URL."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de tipo Cross-site request forgery (CSRF) en GroupSession (GroupSession Free edition desde versi\u00f3n 2.2.0 hasta versi\u00f3n anterior a ver5.1.0, GroupSession byCloud desde versi\u00f3n 3.0.3 hasta versi\u00f3n anterior a ver5.1.0, y GroupSession ZION desde versi\u00f3n 3.0.3 hasta versi\u00f3n anterior a ver5.1.0) permite a un atacante remoto secuestrar la autenticaci\u00f3n de los administradores por medio de una URL especialmente dise\u00f1ada"
    }
  ],
  "id": "CVE-2021-20786",
  "lastModified": "2024-11-21T05:47:11.267",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-07-30T14:15:14.813",
  "references": [
    {
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://groupsession.jp/info/info-news/security202107"
    },
    {
      "source": "vultures@jpcert.or.jp",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://jvn.jp/en/jp/JVN86026700/index.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://groupsession.jp/info/info-news/security202107"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://jvn.jp/en/jp/JVN86026700/index.html"
    }
  ],
  "sourceIdentifier": "vultures@jpcert.or.jp",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-352"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Sightings

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  • 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.