cve-2024-10963
Vulnerability from cvelistv5
Published
2024-11-07 16:02
Modified
2024-11-11 23:37
Severity ?
EPSS score ?
Summary
Pam: improper hostname interpretation in pam_access leads to access control bypass
References
Impacted products
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This vulnerability allows attackers to trick the system by pretending to be a trusted hostname, gaining unauthorized access. This issue poses a risk for systems that rely on this feature to control who can access certain services or terminals." } ], "metrics": [ { "other": { "content": { "namespace": "https://access.redhat.com/security/updates/classification/", "value": "Important" }, "type": "Red Hat severity rating" } }, { "cvssV3_1": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1" }, "format": "CVSS" } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-287", "description": "Improper Authentication", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2024-11-11T23:37:25.182Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat" }, "references": [ { "tags": [ "vdb-entry", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/security/cve/CVE-2024-10963" }, { "name": "RHBZ#2324291", "tags": [ "issue-tracking", "x_refsource_REDHAT" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2324291" } ], "timeline": [ { "lang": "en", "time": "2024-11-07T07:38:52.548000+00:00", "value": "Reported to Red Hat." }, { "lang": "en", "time": "2024-11-07T00:00:00+00:00", "value": "Made public." } ], "title": "Pam: improper hostname interpretation in pam_access leads to access control bypass", "workarounds": [ { "lang": "en", "value": "To reduce the risk, administrators should ensure that no DNS hostname matches local TTY or service names used in pam_access. Additionally, implement DNSSEC to prevent spoofing of DNS responses. For stronger protection, consider reconfiguring pam_access to only accept fully qualified domain names (FQDNs) in access.conf" } ], "x_redhatCweChain": "CWE-287: Improper Authentication" } }, "cveMetadata": { "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2024-10963", "datePublished": "2024-11-07T16:02:34.873Z", "dateReserved": "2024-11-07T07:29:13.250Z", "dateUpdated": "2024-11-11T23:37:25.182Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2024-10963\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2024-11-07T16:15:17.150\",\"lastModified\":\"2024-11-11T18:15:14.487\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A flaw was found in pam_access, where certain rules in its configuration file are mistakenly treated as hostnames. 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Sightings
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Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.