CVE-2015-5292 (GCVE-0-2015-5292)
Vulnerability from cvelistv5 – Published: 2015-10-29 16:00 – Updated: 2024-08-06 06:41
VLAI
EPSS
VEX
Summary
Memory leak in the Privilege Attribute Certificate (PAC) responder plugin (sssd_pac_plugin.so) in System Security Services Daemon (SSSD) 1.10 before 1.13.1 allows remote authenticated users to cause a denial of service (memory consumption) via a large number of logins that trigger parsing of PAC blobs during Kerberos authentication.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
13 references
| URL | Tags |
|---|---|
| http://rhn.redhat.com/errata/RHSA-2015-2355.html | vendor-advisoryx_refsource_REDHAT |
| http://rhn.redhat.com/errata/RHSA-2015-2019.html | vendor-advisoryx_refsource_REDHAT |
| http://permalink.gmane.org/gmane.linux.redhat.sss… | mailing-listx_refsource_MLIST |
| http://www.securitytracker.com/id/1034038 | vdb-entryx_refsource_SECTRACK |
| http://www.securityfocus.com/bid/77529 | vdb-entryx_refsource_BID |
| http://www.oracle.com/technetwork/topics/security… | x_refsource_CONFIRM |
| https://fedorahosted.org/sssd/attachment/ticket/2… | x_refsource_CONFIRM |
| http://lists.fedoraproject.org/pipermail/package-… | vendor-advisoryx_refsource_FEDORA |
| http://lists.fedoraproject.org/pipermail/package-… | vendor-advisoryx_refsource_FEDORA |
| https://bugzilla.redhat.com/show_bug.cgi?id=1267580 | x_refsource_CONFIRM |
| http://lists.fedoraproject.org/pipermail/package-… | vendor-advisoryx_refsource_FEDORA |
| https://fedorahosted.org/sssd/ticket/2803 | x_refsource_CONFIRM |
| https://fedorahosted.org/sssd/wiki/Releases/Notes… | x_refsource_CONFIRM |
Date Public
2015-10-11 00:00
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"criteria": "cpe:2.3:a:fedoraproject:sssd:1.12.0:*:*:*:*:*:*:*",
"matchCriteriaId": "2783866D-0DE2-4E92-90CB-53DA9B914A21",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fedoraproject:sssd:1.12.1:*:*:*:*:*:*:*",
"matchCriteriaId": "2C7D641D-E018-4EC1-9416-5C788C9F1107",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fedoraproject:sssd:1.12.2:*:*:*:*:*:*:*",
"matchCriteriaId": "4C81F4DF-4190-4D9B-8C1B-CD51B4678B93",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fedoraproject:sssd:1.12.3:*:*:*:*:*:*:*",
"matchCriteriaId": "F52B44E7-71AB-4028-B9A3-E80508EF0AE7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fedoraproject:sssd:1.12.4:*:*:*:*:*:*:*",
"matchCriteriaId": "68D7CEC8-8D38-451D-B9C3-A68224125906",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fedoraproject:sssd:1.12.5:*:*:*:*:*:*:*",
"matchCriteriaId": "09EAA45E-0F9E-4E04-BB81-C91E3357B030",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:fedoraproject:sssd:1.13.0:*:*:*:*:*:*:*",
"matchCriteriaId": "9E3A3029-5612-47C4-8F32-0209F4733AF7",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Memory leak in the Privilege Attribute Certificate (PAC) responder plugin (sssd_pac_plugin.so) in System Security Services Daemon (SSSD) 1.10 before 1.13.1 allows remote authenticated users to cause a denial of service (memory consumption) via a large number of logins that trigger parsing of PAC blobs during Kerberos authentication."
},
{
"lang": "es",
"value": "Fuga de memoria en el plugin en Privilege Attribute Certificate (PAC) responder (sssd_pac_plugin.so) en System Security Services Daemon (SSSD) 1.10 en versiones anteriores a 1.13.1 permite a usuarios remotos autenticados provocar una denegaci\u00f3n de servicio (consumo de memoria) a trav\u00e9s de un gran n\u00famero de logins que desencadenan an\u00e1lisis gramaticales de blobs de PAC durante la autenticaci\u00f3n Kerberos."
}
],
"id": "CVE-2015-5292",
"lastModified": "2026-05-06T22:30:45.220",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "COMPLETE",
"baseScore": 6.8,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:C",
"version": "2.0"
},
"exploitabilityScore": 8.0,
"impactScore": 6.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2015-10-29T16:59:00.117",
"references": [
{
"source": "secalert@redhat.com",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169110.html"
},
{
"source": "secalert@redhat.com",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169597.html"
},
{
"source": "secalert@redhat.com",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169613.html"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://permalink.gmane.org/gmane.linux.redhat.sssd.user/3422"
},
{
"source": "secalert@redhat.com",
"url": "http://rhn.redhat.com/errata/RHSA-2015-2019.html"
},
{
"source": "secalert@redhat.com",
"url": "http://rhn.redhat.com/errata/RHSA-2015-2355.html"
},
{
"source": "secalert@redhat.com",
"url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html"
},
{
"source": "secalert@redhat.com",
"url": "http://www.securityfocus.com/bid/77529"
},
{
"source": "secalert@redhat.com",
"url": "http://www.securitytracker.com/id/1034038"
},
{
"source": "secalert@redhat.com",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1267580"
},
{
"source": "secalert@redhat.com",
"url": "https://fedorahosted.org/sssd/attachment/ticket/2803/0001-Fix-memory-leak-in-sssdpac_verify.patch"
},
{
"source": "secalert@redhat.com",
"url": "https://fedorahosted.org/sssd/ticket/2803"
},
{
"source": "secalert@redhat.com",
"url": "https://fedorahosted.org/sssd/wiki/Releases/Notes-1.13.1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169110.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169597.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169613.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://permalink.gmane.org/gmane.linux.redhat.sssd.user/3422"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://rhn.redhat.com/errata/RHSA-2015-2019.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://rhn.redhat.com/errata/RHSA-2015-2355.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securityfocus.com/bid/77529"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securitytracker.com/id/1034038"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1267580"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://fedorahosted.org/sssd/attachment/ticket/2803/0001-Fix-memory-leak-in-sssdpac_verify.patch"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://fedorahosted.org/sssd/ticket/2803"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://fedorahosted.org/sssd/wiki/Releases/Notes-1.13.1"
}
],
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-399"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"aggregate_severity": "Low",
"current_release_date": "2026-06-27T09:06:14+00:00",
"cve": "CVE-2015-5292",
"id": "CVE-2015-5292",
"initial_release_date": "2015-09-23T00:00:00+00:00",
"product_status:fixed": "573",
"product_status:known_affected": "2",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "sssd: memory leak in the sssd_pac_plugin",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2015/cve-2015-5292.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "low",
"current_release_date": "2026-05-09T03:11:15Z",
"cve": "CVE-2015-5292",
"id": "CVE-2015-5292",
"initial_release_date": "2023-02-15T05:16:20Z",
"product_status:known_not_affected": "93",
"product_status:recommended": "27",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2015-5292",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2015-5292.json",
"version": "8"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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