fkie_cve-2021-46825
Vulnerability from fkie_nvd
Published
2022-07-07 16:15
Modified
2024-11-21 06:34
Severity ?
9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Summary
Symantec Advanced Secure Gateway (ASG) and ProxySG are susceptible to an HTTP desync vulnerability. When a remote unauthenticated attacker and other web clients communicate through the proxy with the same web server, the attacker can send crafted HTTP requests and cause the proxy to forward web server responses to unintended clients. Severity/CVSSv3: High / 8.1 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
References
secure@symantec.comhttps://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/20638Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/20638Vendor Advisory
Impacted products
Vendor Product Version
broadcom advanced_secure_gateway 6.7
broadcom advanced_secure_gateway 7.3
broadcom proxysg 6.7
broadcom proxysg 7.3


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:broadcom:advanced_secure_gateway:6.7:*:*:*:*:*:*:*",
              "matchCriteriaId": "3C1055B8-A926-4831-A8EC-E1A2C9DFFFDF",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:broadcom:advanced_secure_gateway:7.3:*:*:*:*:*:*:*",
              "matchCriteriaId": "CF7AEDEF-486E-41FE-870D-F62690458CDF",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:broadcom:proxysg:6.7:*:*:*:*:*:*:*",
              "matchCriteriaId": "47DCE40B-7FA0-4C14-BE1B-E31897A8756A",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:broadcom:proxysg:7.3:*:*:*:*:*:*:*",
              "matchCriteriaId": "5DBAEDF7-B00D-4491-9BDC-7FA32BE2F8E2",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Symantec Advanced Secure Gateway (ASG) and ProxySG are susceptible to an HTTP desync vulnerability. When a remote unauthenticated attacker and other web clients communicate through the proxy with the same web server, the attacker can send crafted HTTP requests and cause the proxy to forward web server responses to unintended clients. Severity/CVSSv3: High / 8.1 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"
    },
    {
      "lang": "es",
      "value": "Symantec Advanced Secure Gateway (ASG) y ProxySG son susceptibles a una vulnerabilidad de desincronizaci\u00f3n HTTP. Cuando un atacante remoto no autenticado y otros clientes web se comunican a mediante el proxy con el mismo servidor web, el atacante puede enviar peticiones HTTP dise\u00f1adas y causar que el proxy reenv\u00ede las respuestas del servidor web a clientes no deseados. Gravedad/CVSSv3: Alta / 8.1 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"
    }
  ],
  "id": "CVE-2021-46825",
  "lastModified": "2024-11-21T06:34:46.280",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 6.4,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 4.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 9.1,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.2,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2022-07-07T16:15:09.017",
  "references": [
    {
      "source": "secure@symantec.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/20638"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/20638"
    }
  ],
  "sourceIdentifier": "secure@symantec.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-444"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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