OPENSUSE-SU-2021:0274-1

Vulnerability from csaf_opensuse - Published: 2021-02-11 17:05 - Updated: 2021-02-11 17:05
Summary
Security update for nextcloud

Notes

Title of the patch
Security update for nextcloud
Description of the patch
This update for nextcloud fixes the following issues: - nextcloud was upgraded to version 20.0.7 - CVE-2020-8294: Fixed a missing link validation (boo#1181803) - CVE-2020-8295: Fixed a denial of service attack (boo#1181804) - CVE-2020-8293: Fixed an input validation issue (boo#1181445) This update was imported from the openSUSE:Leap:15.2:Update update project.
Patchnames
openSUSE-2021-274
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
To clipboard 

{
  "document": {
    "aggregate_severity": {
      "namespace": "https://www.suse.com/support/security/rating/",
      "text": "moderate"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "Security update for nextcloud",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This update for nextcloud fixes the following issues:\n\n- nextcloud was upgraded to version 20.0.7\n   - CVE-2020-8294: Fixed a missing link validation (boo#1181803)\n   - CVE-2020-8295: Fixed a denial of service attack (boo#1181804)\n   - CVE-2020-8293: Fixed an input validation issue (boo#1181445)\n\nThis update was imported from the openSUSE:Leap:15.2:Update update project.",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "openSUSE-2021-274",
        "title": "Patchnames"
      },
      {
        "category": "legal_disclaimer",
        "text": "CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).",
        "title": "Terms of use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://www.suse.com/support/security/contact/",
      "name": "SUSE Product Security Team",
      "namespace": "https://www.suse.com/"
    },
    "references": [
      {
        "category": "external",
        "summary": "SUSE ratings",
        "url": "https://www.suse.com/support/security/rating/"
      },
      {
        "category": "self",
        "summary": "URL of this CSAF notice",
        "url": "https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2021_0274-1.json"
      },
      {
        "category": "self",
        "summary": "URL for openSUSE-SU-2021:0274-1",
        "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/IKPTLKOGRYW4NVA4XTNRDXSK534SPTR2/"
      },
      {
        "category": "self",
        "summary": "E-Mail link for openSUSE-SU-2021:0274-1",
        "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/IKPTLKOGRYW4NVA4XTNRDXSK534SPTR2/"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1181445",
        "url": "https://bugzilla.suse.com/1181445"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1181803",
        "url": "https://bugzilla.suse.com/1181803"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1181804",
        "url": "https://bugzilla.suse.com/1181804"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2020-8293 page",
        "url": "https://www.suse.com/security/cve/CVE-2020-8293/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2020-8294 page",
        "url": "https://www.suse.com/security/cve/CVE-2020-8294/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2020-8295 page",
        "url": "https://www.suse.com/security/cve/CVE-2020-8295/"
      }
    ],
    "title": "Security update for nextcloud",
    "tracking": {
      "current_release_date": "2021-02-11T17:05:31Z",
      "generator": {
        "date": "2021-02-11T17:05:31Z",
        "engine": {
          "name": "cve-database.git:bin/generate-csaf.pl",
          "version": "1"
        }
      },
      "id": "openSUSE-SU-2021:0274-1",
      "initial_release_date": "2021-02-11T17:05:31Z",
      "revision_history": [
        {
          "date": "2021-02-11T17:05:31Z",
          "number": "1",
          "summary": "Current version"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "nextcloud-20.0.7-bp152.2.6.1.noarch",
                "product": {
                  "name": "nextcloud-20.0.7-bp152.2.6.1.noarch",
                  "product_id": "nextcloud-20.0.7-bp152.2.6.1.noarch"
                }
              },
              {
                "category": "product_version",
                "name": "nextcloud-apache-20.0.7-bp152.2.6.1.noarch",
                "product": {
                  "name": "nextcloud-apache-20.0.7-bp152.2.6.1.noarch",
                  "product_id": "nextcloud-apache-20.0.7-bp152.2.6.1.noarch"
                }
              }
            ],
            "category": "architecture",
            "name": "noarch"
          },
          {
            "branches": [
              {
                "category": "product_name",
                "name": "SUSE Package Hub 15 SP2",
                "product": {
                  "name": "SUSE Package Hub 15 SP2",
                  "product_id": "SUSE Package Hub 15 SP2"
                }
              }
            ],
            "category": "product_family",
            "name": "SUSE Linux Enterprise"
          }
        ],
        "category": "vendor",
        "name": "SUSE"
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    ],
    "relationships": [
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        "category": "default_component_of",
        "full_product_name": {
          "name": "nextcloud-20.0.7-bp152.2.6.1.noarch as component of SUSE Package Hub 15 SP2",
          "product_id": "SUSE Package Hub 15 SP2:nextcloud-20.0.7-bp152.2.6.1.noarch"
        },
        "product_reference": "nextcloud-20.0.7-bp152.2.6.1.noarch",
        "relates_to_product_reference": "SUSE Package Hub 15 SP2"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "nextcloud-apache-20.0.7-bp152.2.6.1.noarch as component of SUSE Package Hub 15 SP2",
          "product_id": "SUSE Package Hub 15 SP2:nextcloud-apache-20.0.7-bp152.2.6.1.noarch"
        },
        "product_reference": "nextcloud-apache-20.0.7-bp152.2.6.1.noarch",
        "relates_to_product_reference": "SUSE Package Hub 15 SP2"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2020-8293",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2020-8293"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A missing input validation in Nextcloud Server before 20.0.2, 19.0.5, 18.0.11 allows users to store unlimited data in workflow rules causing load and potential DDoS on later interactions and usage with those rules.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Package Hub 15 SP2:nextcloud-20.0.7-bp152.2.6.1.noarch",
          "SUSE Package Hub 15 SP2:nextcloud-apache-20.0.7-bp152.2.6.1.noarch"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2020-8293",
          "url": "https://www.suse.com/security/cve/CVE-2020-8293"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1181445 for CVE-2020-8293",
          "url": "https://bugzilla.suse.com/1181445"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Package Hub 15 SP2:nextcloud-20.0.7-bp152.2.6.1.noarch",
            "SUSE Package Hub 15 SP2:nextcloud-apache-20.0.7-bp152.2.6.1.noarch"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Package Hub 15 SP2:nextcloud-20.0.7-bp152.2.6.1.noarch",
            "SUSE Package Hub 15 SP2:nextcloud-apache-20.0.7-bp152.2.6.1.noarch"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2021-02-11T17:05:31Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2020-8293"
    },
    {
      "cve": "CVE-2020-8294",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2020-8294"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A missing link validation in Nextcloud Server before 20.0.2, 19.0.5, 18.0.11 allows execution of a stored XSS attack using Internet Explorer when saving a \u0027javascript:\u0027 URL in markdown format.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Package Hub 15 SP2:nextcloud-20.0.7-bp152.2.6.1.noarch",
          "SUSE Package Hub 15 SP2:nextcloud-apache-20.0.7-bp152.2.6.1.noarch"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2020-8294",
          "url": "https://www.suse.com/security/cve/CVE-2020-8294"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1181803 for CVE-2020-8294",
          "url": "https://bugzilla.suse.com/1181803"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Package Hub 15 SP2:nextcloud-20.0.7-bp152.2.6.1.noarch",
            "SUSE Package Hub 15 SP2:nextcloud-apache-20.0.7-bp152.2.6.1.noarch"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 5.4,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "products": [
            "SUSE Package Hub 15 SP2:nextcloud-20.0.7-bp152.2.6.1.noarch",
            "SUSE Package Hub 15 SP2:nextcloud-apache-20.0.7-bp152.2.6.1.noarch"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2021-02-11T17:05:31Z",
          "details": "low"
        }
      ],
      "title": "CVE-2020-8294"
    },
    {
      "cve": "CVE-2020-8295",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2020-8295"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A wrong check in Nextcloud Server 19 and prior allowed to perform a denial of service attack when resetting the password for a user.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Package Hub 15 SP2:nextcloud-20.0.7-bp152.2.6.1.noarch",
          "SUSE Package Hub 15 SP2:nextcloud-apache-20.0.7-bp152.2.6.1.noarch"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2020-8295",
          "url": "https://www.suse.com/security/cve/CVE-2020-8295"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1181804 for CVE-2020-8295",
          "url": "https://bugzilla.suse.com/1181804"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Package Hub 15 SP2:nextcloud-20.0.7-bp152.2.6.1.noarch",
            "SUSE Package Hub 15 SP2:nextcloud-apache-20.0.7-bp152.2.6.1.noarch"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Package Hub 15 SP2:nextcloud-20.0.7-bp152.2.6.1.noarch",
            "SUSE Package Hub 15 SP2:nextcloud-apache-20.0.7-bp152.2.6.1.noarch"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2021-02-11T17:05:31Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2020-8295"
    }
  ]
}


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Sightings

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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.