CVE-2015-5296
Vulnerability from cvelistv5
Published
2015-12-29 22:00
Modified
2024-08-06 06:41
Severity ?
Summary
Samba 3.x and 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3 supports connections that are encrypted but unsigned, which allows man-in-the-middle attackers to conduct encrypted-to-unencrypted downgrade attacks by modifying the client-server data stream, related to clidfs.c, libsmb_server.c, and smbXcli_base.c.
References
secalert@redhat.comhttp://lists.fedoraproject.org/pipermail/package-announce/2015-December/174076.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.fedoraproject.org/pipermail/package-announce/2015-December/174391.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2015-12/msg00019.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2015-12/msg00020.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2015-12/msg00032.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2016-01/msg00002.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2016-01/msg00017.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2016-04/msg00047.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2016-04/msg00048.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://www.debian.org/security/2016/dsa-3433Third Party Advisory
secalert@redhat.comhttp://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.htmlThird Party Advisory
secalert@redhat.comhttp://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.htmlThird Party Advisory
secalert@redhat.comhttp://www.securityfocus.com/bid/79732Third Party Advisory, VDB Entry
secalert@redhat.comhttp://www.securitytracker.com/id/1034493Third Party Advisory, VDB Entry
secalert@redhat.comhttp://www.ubuntu.com/usn/USN-2855-1Third Party Advisory
secalert@redhat.comhttp://www.ubuntu.com/usn/USN-2855-2Third Party Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1290292Issue Tracking, Third Party Advisory
secalert@redhat.comhttps://git.samba.org/?p=samba.git%3Ba=commit%3Bh=1ba49b8f389eda3414b14410c7fbcb4041ca06b1
secalert@redhat.comhttps://git.samba.org/?p=samba.git%3Ba=commit%3Bh=a819d2b440aafa3138d95ff6e8b824da885a70e9
secalert@redhat.comhttps://git.samba.org/?p=samba.git%3Ba=commit%3Bh=d724f835acb9f4886c0001af32cd325dbbf1f895
secalert@redhat.comhttps://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05115993Third Party Advisory
secalert@redhat.comhttps://security.gentoo.org/glsa/201612-47Third Party Advisory
secalert@redhat.comhttps://www.samba.org/samba/security/CVE-2015-5296.htmlVendor Advisory
Impacted products
n/an/a
Show details on NVD website

To clipboard 

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              "name": "openSUSE-SU-2016:1107",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00048.html"
            },
            {
              "name": "http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html",
              "refsource": "CONFIRM",
              "url": "http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html"
            },
            {
              "name": "GLSA-201612-47",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/201612-47"
            },
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1290292",
              "refsource": "CONFIRM",
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1290292"
            },
            {
              "name": "https://www.samba.org/samba/security/CVE-2015-5296.html",
              "refsource": "CONFIRM",
              "url": "https://www.samba.org/samba/security/CVE-2015-5296.html"
            },
            {
              "name": "USN-2855-1",
              "refsource": "UBUNTU",
              "url": "http://www.ubuntu.com/usn/USN-2855-1"
            },
            {
              "name": "openSUSE-SU-2015:2356",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.html"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2015-5296",
    "datePublished": "2015-12-29T22:00:00",
    "dateReserved": "2015-07-01T00:00:00",
    "dateUpdated": "2024-08-06T06:41:09.517Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2015-5296\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2015-12-29T22:59:02.247\",\"lastModified\":\"2023-11-07T02:26:08.237\",\"vulnStatus\":\"Modified\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"Samba 3.x and 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3 supports connections that are encrypted but unsigned, which allows man-in-the-middle attackers to conduct encrypted-to-unencrypted downgrade attacks by modifying the client-server data stream, related to clidfs.c, libsmb_server.c, and smbXcli_base.c.\"},{\"lang\":\"es\",\"value\":\"Samba 3.x y 4.x en versiones anteriores a 4.1.22, 4.2.x en versiones anteriores a 4.2.7 y 4.3.x en versiones anteriores a 4.3.3 admite conexiones que est\u00e1n cifradas pero no firmadas, lo que permite a atacantes man-in-the-middle llevar a cabo un ataque de degradaci\u00f3n de cifrado-a-descifrado modificando el flujo de datos cliente-servidor, relacionado con clidfs.c, libsmb_server.c y 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Advisory\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=1290292\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Issue Tracking\",\"Third Party Advisory\"]},{\"url\":\"https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=1ba49b8f389eda3414b14410c7fbcb4041ca06b1\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=a819d2b440aafa3138d95ff6e8b824da885a70e9\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=d724f835acb9f4886c0001af32cd325dbbf1f895\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05115993\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://security.gentoo.org/glsa/201612-47\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.samba.org/samba/security/CVE-2015-5296.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Vendor Advisory\"]}]}}"
  }
}


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