ghsa-53wm-97p6-582f
Vulnerability from github
Published
2022-05-13 01:07
Modified
2024-04-22 22:48
Summary
instack-undercloud vulnerable to symlink attack on tmp files
Details

A flaw was found in instack-undercloud 7.2.0 as packaged in Red Hat OpenStack Platform Pike, 6.1.0 as packaged in Red Hat OpenStack Platform Oacta, 5.3.0 as packaged in Red Hat OpenStack Newton, where pre-install and security policy scripts used insecure temporary files. A local user could exploit this flaw to conduct a symbolic-link attack, allowing them to overwrite the contents of arbitrary files.

Show details on source website


{
   affected: [
      {
         package: {
            ecosystem: "PyPI",
            name: "instack-undercloud",
         },
         ranges: [
            {
               events: [
                  {
                     introduced: "0",
                  },
                  {
                     last_affected: "7.2.0",
                  },
               ],
               type: "ECOSYSTEM",
            },
         ],
      },
   ],
   aliases: [
      "CVE-2017-7549",
   ],
   database_specific: {
      cwe_ids: [
         "CWE-377",
         "CWE-59",
      ],
      github_reviewed: true,
      github_reviewed_at: "2024-04-22T22:48:23Z",
      nvd_published_at: "2017-09-21T21:29:00Z",
      severity: "MODERATE",
   },
   details: "A flaw was found in instack-undercloud 7.2.0 as packaged in Red Hat OpenStack Platform Pike, 6.1.0 as packaged in Red Hat OpenStack Platform Oacta, 5.3.0 as packaged in Red Hat OpenStack Newton, where pre-install and security policy scripts used insecure temporary files. A local user could exploit this flaw to conduct a symbolic-link attack, allowing them to overwrite the contents of arbitrary files.",
   id: "GHSA-53wm-97p6-582f",
   modified: "2024-04-22T22:48:23Z",
   published: "2022-05-13T01:07:33Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2017-7549",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/errata/RHSA-2017:2557",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/errata/RHSA-2017:2649",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/errata/RHSA-2017:2687",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/errata/RHSA-2017:2693",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/errata/RHSA-2017:2726",
      },
      {
         type: "WEB",
         url: "https://access.redhat.com/security/cve/CVE-2017-7549",
      },
      {
         type: "WEB",
         url: "https://bugzilla.redhat.com/show_bug.cgi?id=1477403",
      },
      {
         type: "WEB",
         url: "https://opendev.org/openstack/instack-undercloud",
      },
      {
         type: "WEB",
         url: "https://web.archive.org/web/20170907040549/http://www.securityfocus.com/bid/100407",
      },
   ],
   schema_version: "1.4.0",
   severity: [
      {
         score: "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N",
         type: "CVSS_V3",
      },
   ],
   summary: "instack-undercloud vulnerable to symlink attack on tmp files",
}


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