fkie_cve-2014-4344
Vulnerability from fkie_nvd
Published
2014-08-14 05:01
Modified
2025-04-12 10:46
Severity ?
Summary
The acc_ctx_cont function in the SPNEGO acceptor in lib/gssapi/spnego/spnego_mech.c in MIT Kerberos 5 (aka krb5) 1.5.x through 1.12.x before 1.12.2 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty continuation token at a certain point during a SPNEGO negotiation.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| debian | debian_linux | 7.0 | |
| redhat | enterprise_linux_desktop | 7.0 | |
| redhat | enterprise_linux_hpc_node | 7.0 | |
| redhat | enterprise_linux_server | 7.0 | |
| redhat | enterprise_linux_workstation | 7.0 | |
| mit | kerberos_5 | 1.10 | |
| mit | kerberos_5 | 1.10.1 | |
| mit | kerberos_5 | 1.10.2 | |
| mit | kerberos_5 | 1.10.3 | |
| mit | kerberos_5 | 1.10.4 | |
| mit | kerberos_5 | 1.11 | |
| mit | kerberos_5 | 1.11.1 | |
| mit | kerberos_5 | 1.11.2 | |
| mit | kerberos_5 | 1.11.3 | |
| mit | kerberos_5 | 1.11.4 | |
| mit | kerberos_5 | 1.11.5 | |
| mit | kerberos_5 | 1.12 | |
| mit | kerberos_5 | 1.12.1 |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*",
"matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*",
"matchCriteriaId": "33C068A4-3780-4EAB-A937-6082DF847564",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux_hpc_node:7.0:*:*:*:*:*:*:*",
"matchCriteriaId": "3C84489B-B08C-4854-8A12-D01B6E45CF79",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*",
"matchCriteriaId": "51EF4996-72F4-4FA4-814F-F5991E7A8318",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*",
"matchCriteriaId": "825ECE2D-E232-46E0-A047-074B34DB1E97",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:mit:kerberos_5:1.10:*:*:*:*:*:*:*",
"matchCriteriaId": "FC504264-A9E9-4433-B7AA-6D5015A93FF3",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mit:kerberos_5:1.10.1:*:*:*:*:*:*:*",
"matchCriteriaId": "77FA352F-520C-4C05-AD52-FC8586DB16B1",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mit:kerberos_5:1.10.2:*:*:*:*:*:*:*",
"matchCriteriaId": "9FFB18F7-CB08-4AE4-9DEC-55D047819A0A",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mit:kerberos_5:1.10.3:*:*:*:*:*:*:*",
"matchCriteriaId": "637E858A-7C16-490C-99A8-F46440E5F504",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mit:kerberos_5:1.10.4:*:*:*:*:*:*:*",
"matchCriteriaId": "22840B84-2EA4-4E96-A8D8-154AAEADB806",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mit:kerberos_5:1.11:*:*:*:*:*:*:*",
"matchCriteriaId": "2D554BDC-CD7D-4572-B1E8-5F627F2C5916",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mit:kerberos_5:1.11.1:*:*:*:*:*:*:*",
"matchCriteriaId": "65BCD38A-33AD-4FD7-AF5B-8470B24C4139",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mit:kerberos_5:1.11.2:*:*:*:*:*:*:*",
"matchCriteriaId": "E11F9209-799A-428B-9513-DBD0F19C7BF4",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mit:kerberos_5:1.11.3:*:*:*:*:*:*:*",
"matchCriteriaId": "1DA40FAA-B858-4282-8438-247E99FBB002",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mit:kerberos_5:1.11.4:*:*:*:*:*:*:*",
"matchCriteriaId": "65795542-D886-46C4-8ECB-4630078DF66A",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mit:kerberos_5:1.11.5:*:*:*:*:*:*:*",
"matchCriteriaId": "D0A4C436-C3D7-469E-8895-8EEC9569EE86",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mit:kerberos_5:1.12:*:*:*:*:*:*:*",
"matchCriteriaId": "79A9FAE9-7219-4D6A-9E94-FFE20223537D",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mit:kerberos_5:1.12.1:*:*:*:*:*:*:*",
"matchCriteriaId": "EA68BC90-FCFC-4C9B-8574-9029DB2358E9",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The acc_ctx_cont function in the SPNEGO acceptor in lib/gssapi/spnego/spnego_mech.c in MIT Kerberos 5 (aka krb5) 1.5.x through 1.12.x before 1.12.2 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty continuation token at a certain point during a SPNEGO negotiation."
},
{
"lang": "es",
"value": "La funci\u00f3n acc_ctx_cont en el aceptador SPNEGO en lib/gssapi/spnego/spnego_mech.c en MIT Kerberos 5 (tambi\u00e9n conocido como krb5) 1.5.x hasta 1.12.x anterior a 1.12.2 permite a atacantes remotos causar una denegaci\u00f3n de servicio (referencia a puntero nulo y ca\u00edda de la aplicaci\u00f3n) a trav\u00e9s de un token de continuaci\u00f3n vac\u00edo en cierto momento durante una negociaci\u00f3n SPNEGO."
}
],
"id": "CVE-2014-4344",
"lastModified": "2025-04-12T10:46:40.837",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 7.8,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 6.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2014-08-14T05:01:49.943",
"references": [
{
"source": "cve@mitre.org",
"url": "http://advisories.mageia.org/MGASA-2014-0345.html"
},
{
"source": "cve@mitre.org",
"url": "http://aix.software.ibm.com/aix/efixes/security/nas_advisory1.asc"
},
{
"source": "cve@mitre.org",
"tags": [
"Issue Tracking",
"Third Party Advisory"
],
"url": "http://krbdev.mit.edu/rt/Ticket/Display.html?id=7970"
},
{
"source": "cve@mitre.org",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136360.html"
},
{
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
],
"url": "http://rhn.redhat.com/errata/RHSA-2015-0439.html"
},
{
"source": "cve@mitre.org",
"url": "http://secunia.com/advisories/59102"
},
{
"source": "cve@mitre.org",
"url": "http://secunia.com/advisories/60082"
},
{
"source": "cve@mitre.org",
"url": "http://secunia.com/advisories/60448"
},
{
"source": "cve@mitre.org",
"url": "http://secunia.com/advisories/61051"
},
{
"source": "cve@mitre.org",
"url": "http://support.f5.com/kb/en-us/solutions/public/15000/500/sol15561.html"
},
{
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
],
"url": "http://www.debian.org/security/2014/dsa-3000"
},
{
"source": "cve@mitre.org",
"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2014:165"
},
{
"source": "cve@mitre.org",
"url": "http://www.osvdb.org/109389"
},
{
"source": "cve@mitre.org",
"url": "http://www.securityfocus.com/bid/69160"
},
{
"source": "cve@mitre.org",
"url": "http://www.securitytracker.com/id/1030706"
},
{
"source": "cve@mitre.org",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1121877"
},
{
"source": "cve@mitre.org",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/95210"
},
{
"source": "cve@mitre.org",
"url": "https://github.com/krb5/krb5/commit/524688ce87a15fc75f87efc8c039ba4c7d5c197b"
},
{
"source": "cve@mitre.org",
"tags": [
"Issue Tracking",
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/krb5/krb5/commit/a7886f0ed1277c69142b14a2c6629175a6331edc"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://advisories.mageia.org/MGASA-2014-0345.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://aix.software.ibm.com/aix/efixes/security/nas_advisory1.asc"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Issue Tracking",
"Third Party Advisory"
],
"url": "http://krbdev.mit.edu/rt/Ticket/Display.html?id=7970"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136360.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "http://rhn.redhat.com/errata/RHSA-2015-0439.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/59102"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/60082"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/60448"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/61051"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://support.f5.com/kb/en-us/solutions/public/15000/500/sol15561.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "http://www.debian.org/security/2014/dsa-3000"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2014:165"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.osvdb.org/109389"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securityfocus.com/bid/69160"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securitytracker.com/id/1030706"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1121877"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/95210"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://github.com/krb5/krb5/commit/524688ce87a15fc75f87efc8c039ba4c7d5c197b"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Issue Tracking",
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/krb5/krb5/commit/a7886f0ed1277c69142b14a2c6629175a6331edc"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-476"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
Loading…
Loading…