nvd-json-data-feeds/CVE-2024/CVE-2024-63xx/CVE-2024-6387.json

{
  "id": "CVE-2024-6387",
  "sourceIdentifier": "secalert@redhat.com",
  "published": "2024-07-01T13:15:06.467",
  "lastModified": "2024-07-01T19:15:06.037",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A signal handler race condition was found in OpenSSH's server (sshd), where a client does not authenticate within LoginGraceTime seconds (120 by default, 600 in old OpenSSH versions), then sshd's SIGALRM handler is called asynchronously. However, this signal handler calls various functions that are not async-signal-safe, for example, syslog()."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "secalert@redhat.com",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 8.1,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 5.9
      }
    ]
  },
  "weaknesses": [
    {
      "source": "secalert@redhat.com",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-364"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://www.openwall.com/lists/oss-security/2024/07/01/12",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://access.redhat.com/security/cve/CVE-2024-6387",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://archlinux.org/news/the-sshd-service-needs-to-be-restarted-after-upgrading-to-openssh-98p1/",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://blog.qualys.com/vulnerabilities-threat-research/2024/07/01/regresshion-remote-unauthenticated-code-execution-vulnerability-in-openssh-server",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2294604",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://explore.alas.aws.amazon.com/CVE-2024-6387.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://github.com/oracle/oracle-linux/issues/149",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://github.com/rapier1/hpn-ssh/issues/87",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://github.com/zgzhang/cve-2024-6387-poc",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://lists.mindrot.org/pipermail/openssh-unix-announce/2024-July/000158.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://lists.mindrot.org/pipermail/openssh-unix-dev/2024-July/041431.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://news.ycombinator.com/item?id=40843778",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2024-0010",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://security-tracker.debian.org/tracker/CVE-2024-6387",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://stackdiary.com/openssh-race-condition-in-sshd-allows-remote-code-execution/",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://ubuntu.com/security/CVE-2024-6387",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://ubuntu.com/security/notices/USN-6859-1",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://www.openssh.com/txt/release-9.8",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://www.qualys.com/2024/07/01/cve-2024-6387/regresshion.txt",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://www.suse.com/security/cve/CVE-2024-6387.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://www.theregister.com/2024/07/01/regresshion_openssh/",
      "source": "secalert@redhat.com"
    }
  ]
}