CVE-2015-3238 (GCVE-0-2015-3238)

Vulnerability from cvelistv5 – Published: 2015-08-24 14:00 – Updated: 2024-08-06 05:39
VLAI
Summary
The _unix_run_helper_binary function in the pam_unix module in Linux-PAM (aka pam) before 1.2.1, when unable to directly access passwords, allows local users to enumerate usernames or cause a denial of service (hang) via a large password.
Severity
6.5 (Medium)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
CWE
  • n/a
Assigner
redhat CNA under the redhat root
CNA scorecard B 82/100 over 1036 records in the last 180 days details
References
Date Public
2015-06-25 00:00
Show details on NVD website
To clipboard 

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            "url": "https://security.gentoo.org/glsa/201605-05"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Exploit"
            ],
            "url": "https://www.trustwave.com/Resources/Security-Advisories/Advisories/TWSL2015-011/?fid=6551"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Exploit"
            ],
            "url": "https://www.trustwave.com/Resources/SpiderLabs-Blog/Username-Enumeration-against-OpenSSH-SELinux-with-CVE-2015-3238/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-July/161350.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-June/161249.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://rhn.redhat.com/errata/RHSA-2015-1640.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.openwall.com/lists/oss-security/2015/06/25/13"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/bid/75428"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.ubuntu.com/usn/USN-2935-1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.ubuntu.com/usn/USN-2935-2"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.ubuntu.com/usn/USN-2935-3"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1228571"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://security.gentoo.org/glsa/201605-05"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Exploit"
            ],
            "url": "https://www.trustwave.com/Resources/Security-Advisories/Advisories/TWSL2015-011/?fid=6551"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Exploit"
            ],
            "url": "https://www.trustwave.com/Resources/SpiderLabs-Blog/Username-Enumeration-against-OpenSSH-SELinux-with-CVE-2015-3238/"
          }
        ],
        "sourceIdentifier": "secalert@redhat.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-200"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-27T09:04:33+00:00",
      "cve": "CVE-2015-3238",
      "id": "CVE-2015-3238",
      "initial_release_date": "2015-06-25T00:00:00+00:00",
      "product_status:fixed": "92",
      "product_status:known_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "pam: DoS/user enumeration due to blocking pipe in pam_unix module",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2015/cve-2015-3238.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-01T02:31:56Z",
      "cve": "CVE-2015-3238",
      "id": "CVE-2015-3238",
      "initial_release_date": "2023-02-15T05:19:15Z",
      "product_status:known_affected": "377",
      "product_status:recommended": "587",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2015-3238",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2015-3238.json",
      "version": "36"
    }
  }
}



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