{
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        "ID": "CVE-2010-4020",
        "STATE": "PUBLIC"
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                "lang": "eng",
                "value": "MIT Kerberos 5 (aka krb5) 1.8.x through 1.8.3 does not reject RC4 key-derivation checksums, which might allow remote authenticated users to forge a (1) AD-SIGNEDPATH or (2) AD-KDC-ISSUED signature, and possibly gain privileges, by leveraging the small key space that results from certain one-byte stream-cipher operations."
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        "reference_data": [
            {
                "name": "ADV-2010-3094",
                "refsource": "VUPEN",
                "url": "http://www.vupen.com/english/advisories/2010/3094"
            },
            {
                "name": "http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html",
                "refsource": "CONFIRM",
                "url": "http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html"
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                "name": "MDVSA-2010:246",
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                "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2010:246"
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            {
                "name": "FEDORA-2010-18425",
                "refsource": "FEDORA",
                "url": "http://lists.fedoraproject.org/pipermail/package-announce/2010-December/051999.html"
            },
            {
                "name": "http://kb.vmware.com/kb/1035108",
                "refsource": "CONFIRM",
                "url": "http://kb.vmware.com/kb/1035108"
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            {
                "name": "ADV-2010-3118",
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                "url": "http://www.vupen.com/english/advisories/2010/3118"
            },
            {
                "name": "20101130 MITKRB5-SA-2010-007 Multiple checksum handling vulnerabilities [CVE-2010-1324 CVE-2010-1323 CVE-2010-4020 CVE-2010-4021]",
                "refsource": "BUGTRAQ",
                "url": "http://www.securityfocus.com/archive/1/514953/100/0/threaded"
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                "name": "SUSE-SR:2010:023",
                "refsource": "SUSE",
                "url": "http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00000.html"
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            {
                "name": "http://www.vmware.com/security/advisories/VMSA-2011-0007.html",
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                "url": "http://lists.apple.com/archives/security-announce/2011/Mar/msg00006.html"
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            {
                "name": "http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2010-007.txt",
                "refsource": "CONFIRM",
                "url": "http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2010-007.txt"
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            {
                "name": "ADV-2010-3095",
                "refsource": "VUPEN",
                "url": "http://www.vupen.com/english/advisories/2010/3095"
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            {
                "name": "42399",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/42399"
            },
            {
                "name": "[security-announce] 20110428 VMSA-2011-0007 VMware ESXi and ESX Denial of Service and third party updates for Likewise components and ESX Service Console",
                "refsource": "MLIST",
                "url": "http://lists.vmware.com/pipermail/security-announce/2011/000133.html"
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            {
                "name": "1024803",
                "refsource": "SECTRACK",
                "url": "http://www.securitytracker.com/id?1024803"
            },
            {
                "name": "20110428 VMSA-2011-0007 VMware ESXi and ESX Denial of Service and third party updates for Likewise components and ESX Service Console",
                "refsource": "BUGTRAQ",
                "url": "http://www.securityfocus.com/archive/1/517739/100/0/threaded"
            },
            {
                "name": "FEDORA-2010-18409",
                "refsource": "FEDORA",
                "url": "http://lists.fedoraproject.org/pipermail/package-announce/2010-December/051976.html"
            },
            {
                "name": "SUSE-SR:2010:024",
                "refsource": "SUSE",
                "url": "http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00006.html"
            },
            {
                "name": "RHSA-2010:0925",
                "refsource": "REDHAT",
                "url": "http://www.redhat.com/support/errata/RHSA-2010-0925.html"
            },
            {
                "name": "USN-1030-1",
                "refsource": "UBUNTU",
                "url": "http://www.ubuntu.com/usn/USN-1030-1"
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            {
                "name": "69608",
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                "url": "http://osvdb.org/69608"
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                "name": "45117",
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                "url": "http://www.securityfocus.com/bid/45117"
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                "name": "http://support.apple.com/kb/HT4581",
                "refsource": "CONFIRM",
                "url": "http://support.apple.com/kb/HT4581"
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}