CVE-2019-1748 (GCVE-0-2019-1748)

Vulnerability from cvelistv5 – Published: 2019-03-27 23:50 – Updated: 2024-09-17 02:02
VLAI?
Title
Cisco IOS and IOS XE Software Network Plug-and-Play Agent Certificate Validation Vulnerability
Summary
A vulnerability in the Cisco Network Plug-and-Play (PnP) agent of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to gain unauthorized access to sensitive data. The vulnerability exists because the affected software insufficiently validates certificates. An attacker could exploit this vulnerability by supplying a crafted certificate to an affected device. A successful exploit could allow the attacker to conduct man-in-the-middle attacks to decrypt and modify confidential information on user connections to the affected software.
CWE
Assigner
References
https://tools.cisco.com/security/center/content/C… vendor-advisoryx_refsource_CISCO
http://www.securityfocus.com/bid/107619 vdb-entryx_refsource_BID
Impacted products
Vendor Product Version
Cisco Cisco IOS and IOS XE Software Affected: 3.7.7S
Affected: 3.9.1S
Affected: 3.9.0S
Affected: 3.9.2S
Affected: 3.9.1aS
Affected: 3.9.0aS
Affected: 3.3.0SE
Affected: 3.3.1SE
Affected: 3.3.2SE
Affected: 3.3.3SE
Affected: 3.3.4SE
Affected: 3.3.5SE
Affected: 3.3.0XO
Affected: 3.3.1XO
Affected: 3.3.2XO
Affected: 3.5.0E
Affected: 3.5.1E
Affected: 3.5.2E
Affected: 3.5.3E
Affected: 3.10.0S
Affected: 3.10.1S
Affected: 3.10.2S
Affected: 3.10.3S
Affected: 3.10.4S
Affected: 3.10.5S
Affected: 3.10.6S
Affected: 3.10.2aS
Affected: 3.10.2tS
Affected: 3.10.7S
Affected: 3.10.8S
Affected: 3.10.8aS
Affected: 3.10.9S
Affected: 3.10.10S
Affected: 3.11.1S
Affected: 3.11.2S
Affected: 3.11.0S
Affected: 3.11.3S
Affected: 3.11.4S
Affected: 3.12.0S
Affected: 3.12.1S
Affected: 3.12.2S
Affected: 3.12.3S
Affected: 3.12.0aS
Affected: 3.12.4S
Affected: 3.13.0S
Affected: 3.13.1S
Affected: 3.13.2S
Affected: 3.13.3S
Affected: 3.13.4S
Affected: 3.13.5S
Affected: 3.13.2aS
Affected: 3.13.0aS
Affected: 3.13.5aS
Affected: 3.13.6S
Affected: 3.13.7S
Affected: 3.13.6aS
Affected: 3.13.6bS
Affected: 3.13.7aS
Affected: 3.13.8S
Affected: 3.13.9S
Affected: 3.6.0E
Affected: 3.6.1E
Affected: 3.6.0aE
Affected: 3.6.0bE
Affected: 3.6.2aE
Affected: 3.6.2E
Affected: 3.6.3E
Affected: 3.6.4E
Affected: 3.6.5E
Affected: 3.6.6E
Affected: 3.6.5aE
Affected: 3.6.5bE
Affected: 3.6.7E
Affected: 3.6.7aE
Affected: 3.6.7bE
Affected: 3.6.9E
Affected: 3.6.10E
Affected: 3.6.9aE
Affected: 3.14.0S
Affected: 3.14.1S
Affected: 3.14.2S
Affected: 3.14.3S
Affected: 3.14.4S
Affected: 3.15.0S
Affected: 3.15.1S
Affected: 3.15.2S
Affected: 3.15.1cS
Affected: 3.15.3S
Affected: 3.15.4S
Affected: 3.7.0E
Affected: 3.7.1E
Affected: 3.7.2E
Affected: 3.7.3E
Affected: 3.7.4E
Affected: 3.7.5E
Affected: 3.16.0S
Affected: 3.16.1S
Affected: 3.16.0aS
Affected: 3.16.1aS
Affected: 3.16.2S
Affected: 3.16.2aS
Affected: 3.16.0bS
Affected: 3.16.0cS
Affected: 3.16.3S
Affected: 3.16.2bS
Affected: 3.16.3aS
Affected: 3.16.4S
Affected: 3.16.4aS
Affected: 3.16.4bS
Affected: 3.16.4gS
Affected: 3.16.5S
Affected: 3.16.4cS
Affected: 3.16.4dS
Affected: 3.16.4eS
Affected: 3.16.6S
Affected: 3.16.5aS
Affected: 3.16.5bS
Affected: 3.16.7S
Affected: 3.16.6bS
Affected: 3.16.7aS
Affected: 3.17.0S
Affected: 3.17.1S
Affected: 3.17.2S
Affected: 3.17.1aS
Affected: 3.17.3S
Affected: 3.17.4S
Affected: 16.1.1
Affected: 16.1.2
Affected: 16.1.3
Affected: 16.2.1
Affected: 16.2.2
Affected: 3.8.0E
Affected: 3.8.1E
Affected: 3.8.2E
Affected: 3.8.3E
Affected: 3.8.4E
Affected: 3.8.5E
Affected: 3.8.5aE
Affected: 3.8.6E
Affected: 16.3.1
Affected: 16.3.2
Affected: 16.3.3
Affected: 16.3.1a
Affected: 16.3.4
Affected: 16.3.5
Affected: 16.3.5b
Affected: 16.4.1
Affected: 16.4.2
Affected: 16.4.3
Affected: 16.5.1
Affected: 16.5.1a
Affected: 16.5.1b
Affected: 16.5.2
Affected: 3.18.0aS
Affected: 3.18.0S
Affected: 3.18.1S
Affected: 3.18.2S
Affected: 3.18.3S
Affected: 3.18.4S
Affected: 3.18.0SP
Affected: 3.18.1SP
Affected: 3.18.1aSP
Affected: 3.18.1gSP
Affected: 3.18.1bSP
Affected: 3.18.1cSP
Affected: 3.18.2SP
Affected: 3.18.1hSP
Affected: 3.18.2aSP
Affected: 3.18.1iSP
Affected: 3.18.3SP
Affected: 3.18.4SP
Affected: 3.18.3aSP
Affected: 3.18.3bSP
Affected: 3.18.5SP
Affected: 3.9.0E
Affected: 3.9.1E
Affected: 3.9.2E
Affected: 3.9.2bE
Affected: 16.6.1
Affected: 16.6.2
Affected: 3.10.0E
Affected: 3.10.0cE
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      "datePublic": "2019-03-27T00:00:00.000Z",
      "descriptions": [
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          "value": "A vulnerability in the Cisco Network Plug-and-Play (PnP) agent of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to gain unauthorized access to sensitive data. The vulnerability exists because the affected software insufficiently validates certificates. An attacker could exploit this vulnerability by supplying a crafted certificate to an affected device. A successful exploit could allow the attacker to conduct man-in-the-middle attacks to decrypt and modify confidential information on user connections to the affected software."
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      "exploits": [
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          "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
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            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
            "version": "3.0"
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      "problemTypes": [
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              "description": "CWE-295",
              "lang": "en",
              "type": "CWE"
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      "providerMetadata": {
        "dateUpdated": "2019-03-29T07:06:06.000Z",
        "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "shortName": "cisco"
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        {
          "name": "20190327 Cisco IOS and IOS XE Software Network Plug-and-Play Agent Certificate Validation Vulnerability",
          "tags": [
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          "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190327-pnp-cert"
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        {
          "name": "107619",
          "tags": [
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            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/107619"
        }
      ],
      "source": {
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        "defect": [
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            "CSCvf36269",
            "CSCvg01089"
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        ],
        "discovery": "INTERNAL"
      },
      "title": "Cisco IOS and IOS XE Software Network Plug-and-Play Agent Certificate Validation Vulnerability",
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          "DATE_PUBLIC": "2019-03-27T16:00:00-0700",
          "ID": "CVE-2019-1748",
          "STATE": "PUBLIC",
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                          },
                          {
                            "version_affected": "=",
                            "version_value": "3.18.5SP"
                          },
                          {
                            "version_affected": "=",
                            "version_value": "3.9.0E"
                          },
                          {
                            "version_affected": "=",
                            "version_value": "3.9.1E"
                          },
                          {
                            "version_affected": "=",
                            "version_value": "3.9.2E"
                          },
                          {
                            "version_affected": "=",
                            "version_value": "3.9.2bE"
                          },
                          {
                            "version_affected": "=",
                            "version_value": "16.6.1"
                          },
                          {
                            "version_affected": "=",
                            "version_value": "16.6.2"
                          },
                          {
                            "version_affected": "=",
                            "version_value": "3.10.0E"
                          },
                          {
                            "version_affected": "=",
                            "version_value": "3.10.0cE"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Cisco"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A vulnerability in the Cisco Network Plug-and-Play (PnP) agent of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to gain unauthorized access to sensitive data. The vulnerability exists because the affected software insufficiently validates certificates. An attacker could exploit this vulnerability by supplying a crafted certificate to an affected device. A successful exploit could allow the attacker to conduct man-in-the-middle attacks to decrypt and modify confidential information on user connections to the affected software."
            }
          ]
        },
        "exploit": [
          {
            "lang": "en",
            "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
          }
        ],
        "impact": {
          "cvss": {
            "baseScore": "7.4",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
            "version": "3.0"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-295"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "20190327 Cisco IOS and IOS XE Software Network Plug-and-Play Agent Certificate Validation Vulnerability",
              "refsource": "CISCO",
              "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190327-pnp-cert"
            },
            {
              "name": "107619",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/107619"
            }
          ]
        },
        "source": {
          "advisory": "cisco-sa-20190327-pnp-cert",
          "defect": [
            [
              "CSCvf36269",
              "CSCvg01089"
            ]
          ],
          "discovery": "INTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
    "assignerShortName": "cisco",
    "cveId": "CVE-2019-1748",
    "datePublished": "2019-03-27T23:50:13.064Z",
    "dateReserved": "2018-12-06T00:00:00.000Z",
    "dateUpdated": "2024-09-17T02:02:40.244Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


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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.


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