Vulnerability-Lookup

FKIE_CVE-2019-7306

Vulnerability from fkie_nvd - Published: 2020-04-17 02:15 - Updated: 2026-06-17 02:40

Severity

4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/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

Byobu Apport hook may disclose sensitive information since it automatically uploads the local user's .screenrc which may contain private hostnames, usernames and passwords. This issue affects: byobu

References

URL	Tags
security@ubuntu.com	https://bugs.launchpad.net/ubuntu/+source/byobu/+bug/1827202	Exploit, Third Party Advisory
security@ubuntu.com	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-7306	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://bugs.launchpad.net/ubuntu/+source/byobu/+bug/1827202	Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-7306	Third Party Advisory

Impacted products

Vendor	Product	Version
byobu	byobu	-
canonical	ubuntu_linux	12.04
canonical	ubuntu_linux	14.04
canonical	ubuntu_linux	16.04
canonical	ubuntu_linux	18.04
canonical	ubuntu_linux	18.10
canonical	ubuntu_linux	19.04

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "byobu",
          "vendor": "Canonical",
          "versions": [
            {
              "lessThan": "5.128-0ubuntu1",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "security@ubuntu.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:byobu:byobu:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "2AB7177E-3ACE-4042-A05B-7B94C0948288",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*",
              "matchCriteriaId": "8D305F7A-D159-4716-AB26-5E38BB5CD991",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
              "matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
              "matchCriteriaId": "F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
              "matchCriteriaId": "23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*",
              "matchCriteriaId": "07C312A0-CD2C-4B9C-B064-6409B25C278F",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*",
              "matchCriteriaId": "CD783B0C-9246-47D9-A937-6144FE8BFF0F",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Byobu Apport hook may disclose sensitive information since it automatically uploads the local user\u0027s .screenrc which may contain private hostnames, usernames and passwords. This issue affects: byobu"
    },
    {
      "lang": "es",
      "value": "El hook Byobu Apport puede divulgar informaci\u00f3n confidencial ya que carga de forma autom\u00e1tica la extensi\u00f3n .screenrc de un usuario local que puede contener los nombres de host privados, nombres de usuario y contrase\u00f1as. Este problema afecta a: byobu"
    }
  ],
  "id": "CVE-2019-7306",
  "lastModified": "2026-06-17T02:40:25.447",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "security@ubuntu.com",
        "type": "Secondary"
      },
      {
        "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"
      }
    ]
  },
  "published": "2020-04-17T02:15:11.547",
  "references": [
    {
      "source": "security@ubuntu.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://bugs.launchpad.net/ubuntu/+source/byobu/+bug/1827202"
    },
    {
      "source": "security@ubuntu.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-7306"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://bugs.launchpad.net/ubuntu/+source/byobu/+bug/1827202"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-7306"
    }
  ],
  "sourceIdentifier": "security@ubuntu.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-552"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2019-7306 (GCVE-0-2019-7306)

Vulnerability from cvelistv5 – Published: 2020-04-17 01:45 – Updated: 2024-09-17 02:42

Title

Byobu apport hook uploads user's ~/.screenrc

Summary

Byobu Apport hook may disclose sensitive information since it automatically uploads the local user's .screenrc which may contain private hostnames, usernames and passwords. This issue affects: byobu

Severity

4.3 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

CWE

TODO

Assigner

canonical

References

2 references

URL	Tags
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CV…	x_refsource_MISC
https://bugs.launchpad.net/ubuntu/+source/byobu/+…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Canonical	byobu	Affected: unspecified , < 5.128-0ubuntu1 (custom)

Date Public

2019-05-01 00:00

Credits

Sander Bos

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T20:46:46.132Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-7306"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://bugs.launchpad.net/ubuntu/+source/byobu/+bug/1827202"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "byobu",
          "vendor": "Canonical",
          "versions": [
            {
              "lessThan": "5.128-0ubuntu1",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Sander Bos"
        }
      ],
      "datePublic": "2019-05-01T00:00:00.000Z",
      "descriptions": [
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          "value": "Byobu Apport hook may disclose sensitive information since it automatically uploads the local user\u0027s .screenrc which may contain private hostnames, usernames and passwords. This issue affects: byobu"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "TODO",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-04-17T01:45:14.000Z",
        "orgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc",
        "shortName": "canonical"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-7306"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://bugs.launchpad.net/ubuntu/+source/byobu/+bug/1827202"
        }
      ],
      "source": {
        "defect": [
          "https://bugs.launchpad.net/ubuntu/+source/byobu/+bug/1827202"
        ],
        "discovery": "EXTERNAL"
      },
      "title": "Byobu apport hook uploads user\u0027s ~/.screenrc",
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@ubuntu.com",
          "DATE_PUBLIC": "2019-05-01T00:00:00.000Z",
          "ID": "CVE-2019-7306",
          "STATE": "PUBLIC",
          "TITLE": "Byobu apport hook uploads user\u0027s ~/.screenrc"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "byobu",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "5.128-0ubuntu1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Canonical"
              }
            ]
          }
        },
        "credit": [
          {
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            "value": "Sander Bos"
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        "impact": {
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        },
        "references": {
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            {
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            },
            {
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              "url": "https://bugs.launchpad.net/ubuntu/+source/byobu/+bug/1827202"
            }
          ]
        },
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          ],
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      }
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    "dateReserved": "2019-02-01T00:00:00.000Z",
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    "state": "PUBLISHED"
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}

Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.

Action not permitted

FKIE_CVE-2019-7306

CVE-2019-7306 (GCVE-0-2019-7306)

Tags

Sightings

Nomenclature