{ "dataType": "CVE_RECORD", "cveMetadata": { "cveId": "CVE-2024-6409", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "state": "PUBLISHED", "assignerShortName": "redhat", "dateReserved": "2024-06-28T18:10:24.954Z", "datePublished": "2024-07-08T17:57:10.517Z", "dateUpdated": "2024-09-12T19:55:21.601Z" }, "containers": { "cna": { "title": "Openssh: possible remote code execution due to a race condition in signal handling affecting red hat enterprise linux 9", "metrics": [ { "other": { "content": { "value": "Moderate", "namespace": "https://access.redhat.com/security/updates/classification/" }, "type": "Red Hat severity rating" } }, { "cvssV3_1": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H", "version": "3.1" }, "format": "CVSS" } ], "descriptions": [ { "lang": "en", "value": "A race condition vulnerability was discovered in how signals are handled by OpenSSH's server (sshd). If a remote attacker does not authenticate within a set time period, then sshd's SIGALRM handler is called asynchronously. However, this signal handler calls various functions that are not async-signal-safe, for example, syslog(). As a consequence of a successful attack, in the worst case scenario, an attacker may be able to perform a remote code execution (RCE) as an unprivileged user running the sshd server." } ], "affected": [ { "repo": "https://anongit.mindrot.org/openssh.git", "packageName": "OpenSSH", "collectionURL": "https://www.openssh.com/", "defaultStatus": "unaffected" }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openssh", "defaultStatus": "affected", "versions": [ { "version": "0:8.7p1-38.el9_4.4", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/o:redhat:enterprise_linux:9::baseos", "cpe:/a:redhat:enterprise_linux:9::appstream" ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openssh", "defaultStatus": "affected", "versions": [ { 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[ "cpe:/o:redhat:rhel_eus:9.2::baseos", "cpe:/a:redhat:rhel_eus:9.2::appstream" ] }, { "vendor": "Red Hat", "product": "Red Hat OpenShift Container Platform 4.13", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "rhcos", "defaultStatus": "affected", "versions": [ { "version": "413.92.202408122222-0", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:openshift:4.13::el8", "cpe:/a:redhat:openshift:4.13::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat OpenShift Container Platform 4.14", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "rhcos", "defaultStatus": "affected", "versions": [ { "version": "414.92.202407300859-0", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:openshift:4.14::el9", "cpe:/a:redhat:openshift:4.14::el8" ] }, { "vendor": "Red Hat", "product": "Red Hat OpenShift Container Platform 4.15", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "rhcos", "defaultStatus": "affected", "versions": [ { "version": "415.92.202407301159-0", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:openshift:4.15::el8", "cpe:/a:redhat:openshift:4.15::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat OpenShift Container Platform 4.16", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "rhcos", "defaultStatus": "affected", "versions": [ { "version": "416.94.202407171205-0", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:openshift:4.16::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 6", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openssh", "defaultStatus": "unaffected", "cpes": [ "cpe:/o:redhat:enterprise_linux:6" ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 7", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openssh", "defaultStatus": "unaffected", "cpes": [ "cpe:/o:redhat:enterprise_linux:7" ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openssh", "defaultStatus": "unaffected", "cpes": [ "cpe:/o:redhat:enterprise_linux:8" ] } ], "references": [ { "url": "https://access.redhat.com/errata/RHSA-2024:4457", "name": "RHSA-2024:4457", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/errata/RHSA-2024:4613", "name": "RHSA-2024:4613", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/errata/RHSA-2024:4716", "name": "RHSA-2024:4716", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/errata/RHSA-2024:4910", "name": "RHSA-2024:4910", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/errata/RHSA-2024:4955", "name": "RHSA-2024:4955", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/errata/RHSA-2024:4960", "name": "RHSA-2024:4960", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/errata/RHSA-2024:5444", "name": "RHSA-2024:5444", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/security/cve/CVE-2024-6409", "tags": [ "vdb-entry", "x_refsource_REDHAT" ] }, { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2295085", "name": "RHBZ#2295085", "tags": [ "issue-tracking", "x_refsource_REDHAT" ] } ], "datePublic": "2024-07-08T17:45:07+00:00", "problemTypes": [ { "descriptions": [ { "cweId": "CWE-364", "description": "Signal Handler Race Condition", "lang": "en", "type": "CWE" } ] } ], "x_redhatCweChain": "CWE-364: Signal Handler Race Condition", "workarounds": [ { "lang": "en", "value": "The process is identical to CVE-2024-6387, by disabling LoginGraceTime. See that CVE page for additional details." } ], "timeline": [ { "lang": "en", "time": "2024-07-01T00:00:00+00:00", "value": "Reported to Red Hat." }, { "lang": "en", "time": "2024-07-08T17:45:07+00:00", "value": "Made public." } ], "credits": [ { "lang": "en", "value": "Red Hat would like to thank Solar Designer (CIQ/Rocky Linux) for reporting this issue." } ], "providerMetadata": { "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2024-09-12T19:55:21.601Z" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2024-07-11T00:00:00+00:00", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2024-6409" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-07-12T03:55:30.136Z" } }, { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-01T21:41:03.399Z" }, "title": "CVE Program Container", "references": [ { "url": "http://www.openwall.com/lists/oss-security/2024/07/08/2", "tags": [ "x_transferred" ] }, { "url": "http://www.openwall.com/lists/oss-security/2024/07/09/2", "tags": [ "x_transferred" ] }, { "url": "http://www.openwall.com/lists/oss-security/2024/07/09/5", "tags": [ "x_transferred" ] }, { "url": "http://www.openwall.com/lists/oss-security/2024/07/10/1", "tags": [ "x_transferred" ] }, { "url": "http://www.openwall.com/lists/oss-security/2024/07/10/2", "tags": [ "x_transferred" ] }, { "url": "https://access.redhat.com/errata/RHSA-2024:4457", "name": "RHSA-2024:4457", "tags": [ "vendor-advisory", "x_refsource_REDHAT", "x_transferred" ] }, { "url": "https://access.redhat.com/errata/RHSA-2024:4613", "name": "RHSA-2024:4613", "tags": [ "vendor-advisory", "x_refsource_REDHAT", "x_transferred" ] }, { "url": "https://access.redhat.com/errata/RHSA-2024:4716", "name": "RHSA-2024:4716", "tags": [ "vendor-advisory", "x_refsource_REDHAT", "x_transferred" ] }, { "url": "https://access.redhat.com/security/cve/CVE-2024-6409", "tags": [ "vdb-entry", "x_refsource_REDHAT", "x_transferred" ] }, { "url": "https://almalinux.org/blog/2024-07-09-cve-2024-6409/", "tags": [ "x_transferred" ] }, { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2295085", "name": "RHBZ#2295085", "tags": [ "issue-tracking", "x_refsource_REDHAT", "x_transferred" ] }, { "url": "https://bugzilla.suse.com/show_bug.cgi?id=1227217", "tags": [ "x_transferred" ] }, { "url": "https://explore.alas.aws.amazon.com/CVE-2024-6409.html", "tags": [ "x_transferred" ] }, { "url": "https://github.com/openela-main/openssh/commit/c00da7741d42029e49047dd89e266d91dcfbffa0", "tags": [ "x_transferred" ] }, { "url": "https://security-tracker.debian.org/tracker/CVE-2024-6409", "tags": [ "x_transferred" ] }, { "url": "https://security.netapp.com/advisory/ntap-20240712-0003/", "tags": [ "x_transferred" ] }, { "url": "https://sig-security.rocky.page/issues/CVE-2024-6409/", "tags": [ "x_transferred" ] }, { "url": "https://ubuntu.com/security/CVE-2024-6409", "tags": [ "x_transferred" ] }, { "url": "https://www.suse.com/security/cve/CVE-2024-6409.html", "tags": [ "x_transferred" ] } ] } ] }, "dataVersion": "5.1" }