FKIE_CVE-2021-35032

Vulnerability from fkie_nvd - Published: 2021-12-28 11:15 - Updated: 2024-11-21 06:11
Severity ?
6.4 (Medium) - CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
A vulnerability in the 'libsal.so' of the Zyxel GS1900 series firmware version 2.60 could allow an authenticated local user to execute arbitrary OS commands via a crafted function call.
References
security@zyxel.com.twhttps://www.zyxel.com/support/Zyxel_security_advisory_for_OS_command_injection_vulnerabilities_of_switches.shtmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.zyxel.com/support/Zyxel_security_advisory_for_OS_command_injection_vulnerabilities_of_switches.shtmlPatch, Vendor Advisory
Impacted products
Vendor Product Version
zyxel gs1900-8_firmware *
zyxel gs1900-8 -
zyxel gs1900-8hp_firmware *
zyxel gs1900-8hp -
zyxel gs1900-10hp_firmware *
zyxel gs1900-10hp -
zyxel gs1900-16_firmware *
zyxel gs1900-16 -
zyxel gs1900-24e_firmware *
zyxel gs1900-24e -
zyxel gs1900-24ep_firmware *
zyxel gs1900-24ep -
zyxel gs1900-24_firmware *
zyxel gs1900-24 -
zyxel gs1900-24hp_firmware *
zyxel gs1900-24hp -
zyxel gs1900-24hpv2_firmware *
zyxel gs1900-24hpv2 -
zyxel gs1900-48_firmware *
zyxel gs1900-48 -
zyxel gs1900-48hp_firmware *
zyxel gs1900-48hp -
zyxel gs1900-48hpv2_firmware *
zyxel gs1900-48hpv2 -
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:zyxel:gs1900-8_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "AF8E2361-4094-4EF4-ABD1-2AA7F6306F17",
              "versionEndExcluding": "2.70\\(aahh.0\\)-20211208",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:zyxel:gs1900-8:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "51D33F50-B5A4-4AEF-972C-7FF089C21D52",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:zyxel:gs1900-8hp_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "B977BC02-1C92-4A11-B63B-08D521257313",
              "versionEndExcluding": "2.70\\(aahi.0\\)-20211208",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:zyxel:gs1900-8hp:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "27602862-EFB7-402B-994E-254A0B210820",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:zyxel:gs1900-10hp_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "0426305E-B895-4F3F-BBFD-B67532B23D45",
              "versionEndExcluding": "2.70\\(aazi.0\\)-20211208",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:zyxel:gs1900-10hp:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "89201505-07AF-4F9C-9304-46F2707DB9B4",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:zyxel:gs1900-16_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "DEC06507-70AD-4518-A206-51DCF3A372EC",
              "versionEndExcluding": "2.70\\(aahj.0\\)-20211208",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:zyxel:gs1900-16:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "5078F7A5-D03B-4D3A-9C19-57DFF4D6BF7A",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:zyxel:gs1900-24e_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "B8FA189B-1FCD-4A54-8867-8F640EA6E23D",
              "versionEndExcluding": "2.70\\(aahk.0\\)-20211208",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:zyxel:gs1900-24e:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "A6456AD6-8A1D-4D3D-AC1A-ABE442242B1B",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:zyxel:gs1900-24ep_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "2E6A17B4-4E5A-4B59-8D4E-34D3D4E474FD",
              "versionEndExcluding": "2.70\\(abto.0\\)-20211208",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:zyxel:gs1900-24ep:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "B22AA8B1-11E2-408F-A1F6-0F8AF32AB131",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:zyxel:gs1900-24_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "FDCE590C-002A-4DAA-84AB-23B976F0F510",
              "versionEndExcluding": "2.70\\(aahl.0\\)-20211208",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:zyxel:gs1900-24:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "F4F55299-70D5-4CE1-A1EC-D79B469B94F7",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:zyxel:gs1900-24hp_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "A54568EB-94F3-4817-BD25-C5F52ED1B9AB",
              "versionEndExcluding": "2.70\\(aahm.0\\)-20211208",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:zyxel:gs1900-24hp:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "74B1D264-99AC-4AA8-955C-602F2DA5B885",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:zyxel:gs1900-24hpv2_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "48A11824-D68D-41F0-BA0B-69C6CEEC5948",
              "versionEndExcluding": "2.70\\(aatp.0\\)-20211208",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:zyxel:gs1900-24hpv2:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "512D9A91-8DA7-47F1-AC77-AF743F99BFF3",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:zyxel:gs1900-48_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "FFBB3AFE-A826-43DC-A18F-FFD68E08E23E",
              "versionEndExcluding": "2.70\\(aahn.0\\)-20211208",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:zyxel:gs1900-48:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "CFB7D4BF-7D17-48D3-990D-4BADAC8BD868",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:zyxel:gs1900-48hp_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "5E7B8A54-65D5-41E6-89BF-0B4DF6D30125",
              "versionEndExcluding": "2.70\\(aaho.0\\)-20211208",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:zyxel:gs1900-48hp:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "566A9E8C-AF55-4331-B9B0-F65EB900B0BE",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:zyxel:gs1900-48hpv2_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "CAAE5234-410D-436F-86CD-744F3127AEAF",
              "versionEndExcluding": "2.70\\(abtq.0\\)-20211208",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:zyxel:gs1900-48hpv2:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "BC74C679-6D22-47E4-AE8A-2647B1AA4276",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability in the \u0027libsal.so\u0027 of the Zyxel GS1900 series firmware version 2.60 could allow an authenticated local user to execute arbitrary OS commands via a crafted function call."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad en el archivo \"libsal.so\" del firmware de la serie Zyxel GS1900 versi\u00f3n 2.60, podr\u00eda permitir a un usuario local autenticado ejecutar comandos arbitrarios del sistema operativo por medio de una llamada de funci\u00f3n dise\u00f1ada"
    }
  ],
  "id": "CVE-2021-35032",
  "lastModified": "2024-11-21T06:11:42.753",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.2,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 6.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 0.5,
        "impactScore": 5.9,
        "source": "security@zyxel.com.tw",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-12-28T11:15:07.583",
  "references": [
    {
      "source": "security@zyxel.com.tw",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://www.zyxel.com/support/Zyxel_security_advisory_for_OS_command_injection_vulnerabilities_of_switches.shtml"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://www.zyxel.com/support/Zyxel_security_advisory_for_OS_command_injection_vulnerabilities_of_switches.shtml"
    }
  ],
  "sourceIdentifier": "security@zyxel.com.tw",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-78"
        }
      ],
      "source": "security@zyxel.com.tw",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-78"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.