FKIE_CVE-2021-46900

Vulnerability from fkie_nvd - Published: 2023-12-31 05:15 - Updated: 2025-04-17 20:15
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
Sympa before 6.2.62 relies on a cookie parameter for certain security objectives, but does not ensure that this parameter exists and has an unpredictable value. Specifically, the cookie parameter is both a salt for stored passwords and an XSS protection mechanism.
References
cve@mitre.orghttps://github.com/sympa-community/sympa-community.github.io/blob/master/security/2021-001.mdMitigation, Vendor Advisory
cve@mitre.orghttps://github.com/sympa-community/sympa/issues/1091Issue Tracking, Mitigation, Vendor Advisory
cve@mitre.orghttps://www.sympa.community/security/2021-001.htmlMitigation, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/sympa-community/sympa-community.github.io/blob/master/security/2021-001.mdMitigation, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/sympa-community/sympa/issues/1091Issue Tracking, Mitigation, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.sympa.community/security/2021-001.htmlMitigation, Vendor Advisory
Impacted products
Vendor Product Version
sympa sympa *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:sympa:sympa:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "9A9DE075-6416-41D9-972D-872DCA7E20AE",
              "versionEndExcluding": "6.2.62",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Sympa before 6.2.62 relies on a cookie parameter for certain security objectives, but does not ensure that this parameter exists and has an unpredictable value. Specifically, the cookie parameter is both a salt for stored passwords and an XSS protection mechanism."
    },
    {
      "lang": "es",
      "value": "Sympa anterior a 6.2.62 se basa en un par\u00e1metro de cookie para ciertos objetivos de seguridad, pero no garantiza que este par\u00e1metro exista y tenga un valor impredecible. Espec\u00edficamente, el par\u00e1metro cookie es a la vez un salt para contrase\u00f1as almacenadas y un mecanismo de protecci\u00f3n XSS."
    }
  ],
  "id": "CVE-2021-46900",
  "lastModified": "2025-04-17T20:15:21.370",
  "metrics": {
    "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"
      },
      {
        "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": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2023-12-31T05:15:08.040",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Mitigation",
        "Vendor Advisory"
      ],
      "url": "https://github.com/sympa-community/sympa-community.github.io/blob/master/security/2021-001.md"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Issue Tracking",
        "Mitigation",
        "Vendor Advisory"
      ],
      "url": "https://github.com/sympa-community/sympa/issues/1091"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Mitigation",
        "Vendor Advisory"
      ],
      "url": "https://www.sympa.community/security/2021-001.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mitigation",
        "Vendor Advisory"
      ],
      "url": "https://github.com/sympa-community/sympa-community.github.io/blob/master/security/2021-001.md"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Mitigation",
        "Vendor Advisory"
      ],
      "url": "https://github.com/sympa-community/sympa/issues/1091"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mitigation",
        "Vendor Advisory"
      ],
      "url": "https://www.sympa.community/security/2021-001.html"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-327"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-327"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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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.