FKIE_CVE-2021-20491

Vulnerability from fkie_nvd - Published: 2021-04-16 16:15 - Updated: 2024-11-21 05:46
Severity ?
4.4 (Medium) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Summary
IBM Spectrum Protect Server 7.1 and 8.1 is subject to a stack-based buffer overflow caused by improper bounds checking during the parsing of commands. By issuing such a command with an improper parameter, an authorized administrator could overflow a buffer and cause the server to crash. IBM X-Force ID: 197792.
References
psirt@us.ibm.comhttps://exchange.xforce.ibmcloud.com/vulnerabilities/197792VDB Entry, Vendor Advisory
psirt@us.ibm.comhttps://www.ibm.com/support/pages/node/6442993Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/197792VDB Entry, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.ibm.com/support/pages/node/6442993Patch, Vendor Advisory
Impacted products
Vendor Product Version
ibm spectrum_protect *
ibm spectrum_protect *
ibm spectrum_protect 8.1.11.000
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:ibm:spectrum_protect:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "81C8CA99-86D7-4F45-BF4D-2657FF8AA7AE",
              "versionEndExcluding": "7.1.13",
              "versionStartIncluding": "7.1.0.000",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:ibm:spectrum_protect:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "7C2A3F7C-BCC1-4A3B-9741-59885B6F2BDD",
              "versionEndIncluding": "8.1.10.100",
              "versionStartIncluding": "8.1.0.000",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:ibm:spectrum_protect:8.1.11.000:*:*:*:*:*:*:*",
              "matchCriteriaId": "64431F7E-0964-4400-B73A-F75A8E849C39",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "IBM Spectrum Protect Server 7.1 and 8.1 is subject to a stack-based buffer overflow caused by improper bounds checking during the parsing of commands. By issuing such a command with an improper parameter, an authorized administrator could overflow a buffer and cause the server to crash. IBM X-Force ID: 197792."
    },
    {
      "lang": "es",
      "value": "IBM Spectrum Protect Server versiones 7.1 y 8.1, est\u00e1 sujeto a un desbordamiento de b\u00fafer en la regi\u00f3n stack de la memoria causado por una comprobaci\u00f3n de l\u00edmites inapropiada durante el an\u00e1lisis de los comandos.\u0026#xa0;Al emitir un comando de este tipo con un par\u00e1metro inapropiado, un administrador autorizado podr\u00eda desbordar un b\u00fafer y causar que el servidor se bloquee. IBM X-Force ID: 197792"
    }
  ],
  "id": "CVE-2021-20491",
  "lastModified": "2024-11-21T05:46:39.833",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 2.1,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 4.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 0.8,
        "impactScore": 3.6,
        "source": "psirt@us.ibm.com",
        "type": "Secondary"
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 4.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 0.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-04-16T16:15:12.947",
  "references": [
    {
      "source": "psirt@us.ibm.com",
      "tags": [
        "VDB Entry",
        "Vendor Advisory"
      ],
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/197792"
    },
    {
      "source": "psirt@us.ibm.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://www.ibm.com/support/pages/node/6442993"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "VDB Entry",
        "Vendor Advisory"
      ],
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/197792"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://www.ibm.com/support/pages/node/6442993"
    }
  ],
  "sourceIdentifier": "psirt@us.ibm.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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  • 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.
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Detection rules are retrieved from Rulezet.