cve-2023-6779
Vulnerability from cvelistv5
Published
2024-01-31 14:07
Modified
2024-08-02 08:42
Severity ?
EPSS score ?
Summary
Glibc: off-by-one heap-based buffer overflow in __vsyslog_internal()
References
Impacted products
Vendor | Product | Version | |||||||||||||||||||||||||||||
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▼ | n/a | glibc | |||||||||||||||||||||||||||||
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{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-02T08:42:07.403Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_transferred" ], "url": "http://packetstormsecurity.com/files/176932/glibc-syslog-Heap-Based-Buffer-Overflow.html" }, { "tags": [ "x_transferred" ], "url": "http://seclists.org/fulldisclosure/2024/Feb/3" }, { "tags": [ "vdb-entry", "x_refsource_REDHAT", "x_transferred" ], "url": "https://access.redhat.com/security/cve/CVE-2023-6779" }, { "name": "RHBZ#2254395", "tags": [ "issue-tracking", "x_refsource_REDHAT", "x_transferred" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2254395" }, { "tags": [ "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D2FIH77VHY3KCRROCXOT6L27WMZXSJ2G/" }, { "tags": [ "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MWQ6BZJ6CV5UAW4VZSKJ6TO4KIW2KWAQ/" }, { "tags": [ "x_transferred" ], "url": "https://security.gentoo.org/glsa/202402-01" }, { "tags": [ "x_transferred" ], "url": "https://www.openwall.com/lists/oss-security/2024/01/30/6" }, { "tags": [ "x_transferred" ], "url": "https://www.qualys.com/2024/01/30/cve-2023-6246/syslog.txt" }, { "tags": [ "x_transferred" ], "url": "https://security.netapp.com/advisory/ntap-20240223-0006/" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "glibc", "vendor": "n/a", "versions": [ { "status": "unaffected", "version": "2.39" } ] }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/o:redhat:enterprise_linux:6" ], "defaultStatus": "unaffected", "packageName": "compat-glibc", "product": "Red Hat Enterprise Linux 6", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/o:redhat:enterprise_linux:6" ], "defaultStatus": "unaffected", "packageName": "glibc", "product": "Red Hat Enterprise Linux 6", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/o:redhat:enterprise_linux:7" ], "defaultStatus": "unaffected", "packageName": "compat-glibc", "product": "Red Hat Enterprise Linux 7", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/o:redhat:enterprise_linux:7" ], "defaultStatus": "unaffected", "packageName": "glibc", "product": "Red Hat Enterprise Linux 7", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/o:redhat:enterprise_linux:8" ], "defaultStatus": "unaffected", "packageName": "glibc", "product": "Red Hat Enterprise Linux 8", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/o:redhat:enterprise_linux:9" ], "defaultStatus": "unaffected", "packageName": "glibc", "product": "Red Hat Enterprise Linux 9", "vendor": "Red Hat" }, { "collectionURL": "https://packages.fedoraproject.org/", "defaultStatus": "affected", "packageName": "glibc", "product": "Fedora", "vendor": "Fedora" } ], "credits": [ { "lang": "en", "value": "Red Hat would like to thank Qualys Threat Research Unit for reporting this issue." } ], "datePublic": "2024-01-30T00:00:00+00:00", "descriptions": [ { "lang": "en", "value": "An off-by-one heap-based buffer overflow was found in the __vsyslog_internal function of the glibc library. This function is called by the syslog and vsyslog functions. This issue occurs when these functions are called with a message bigger than INT_MAX bytes, leading to an incorrect calculation of the buffer size to store the message, resulting in an application crash. This issue affects glibc 2.37 and newer." } ], "metrics": [ { "other": { "content": { "namespace": "https://access.redhat.com/security/updates/classification/", "value": "Important" }, "type": "Red Hat severity rating" } }, { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H", "version": "3.1" }, "format": "CVSS" } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-122", "description": "Heap-based Buffer Overflow", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2024-02-15T06:57:30.291Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat" }, "references": [ { "url": "http://packetstormsecurity.com/files/176932/glibc-syslog-Heap-Based-Buffer-Overflow.html" }, { "url": "http://seclists.org/fulldisclosure/2024/Feb/3" }, { "tags": [ "vdb-entry", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/security/cve/CVE-2023-6779" }, { "name": "RHBZ#2254395", "tags": [ "issue-tracking", "x_refsource_REDHAT" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2254395" }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D2FIH77VHY3KCRROCXOT6L27WMZXSJ2G/" }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MWQ6BZJ6CV5UAW4VZSKJ6TO4KIW2KWAQ/" }, { "url": "https://security.gentoo.org/glsa/202402-01" }, { "url": "https://www.openwall.com/lists/oss-security/2024/01/30/6" }, { "url": "https://www.qualys.com/2024/01/30/cve-2023-6246/syslog.txt" }, { "url": "https://security.netapp.com/advisory/ntap-20240223-0006/" } ], "timeline": [ { "lang": "en", "time": "2023-12-08T00:00:00+00:00", "value": "Reported to Red Hat." }, { "lang": "en", "time": "2024-01-30T00:00:00+00:00", "value": "Made public." } ], "title": "Glibc: off-by-one heap-based buffer overflow in __vsyslog_internal()", "x_redhatCweChain": "CWE-193-\u003eCWE-122: Off-by-one Error leads to Heap-based Buffer Overflow" } }, "cveMetadata": { "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2023-6779", "datePublished": "2024-01-31T14:07:41.967Z", "dateReserved": "2023-12-13T14:37:37.111Z", "dateUpdated": "2024-08-02T08:42:07.403Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2023-6779\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2024-01-31T14:15:48.700\",\"lastModified\":\"2024-11-21T08:44:32.693\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An off-by-one heap-based buffer overflow was found in the __vsyslog_internal function of the glibc library. 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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.
- 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.