gsd-2018-1000001
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
In glibc 2.26 and earlier there is confusion in the usage of getcwd() by realpath() which can be used to write before the destination buffer leading to a buffer underflow and potential code execution.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2018-1000001", "description": "In glibc 2.26 and earlier there is confusion in the usage of getcwd() by realpath() which can be used to write before the destination buffer leading to a buffer underflow and potential code execution.", "id": "GSD-2018-1000001", "references": [ "https://www.suse.com/security/cve/CVE-2018-1000001.html", "https://access.redhat.com/errata/RHSA-2018:0805", "https://ubuntu.com/security/CVE-2018-1000001", "https://advisories.mageia.org/CVE-2018-1000001.html", "https://security.archlinux.org/CVE-2018-1000001", "https://alas.aws.amazon.com/cve/html/CVE-2018-1000001.html", "https://linux.oracle.com/cve/CVE-2018-1000001.html", "https://packetstormsecurity.com/files/cve/CVE-2018-1000001" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2018-1000001" ], "details": "In glibc 2.26 and earlier there is confusion in the usage of getcwd() by realpath() which can be used to write before the destination buffer leading to a buffer underflow and potential code execution.", "id": "GSD-2018-1000001", "modified": "2023-12-13T01:22:27.640446Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2018-1000001", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "In glibc 2.26 and earlier there is confusion in the usage of getcwd() by realpath() which can be used to write before the destination buffer leading to a buffer underflow and potential code execution." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "[oss-security] 20180111 Libc Realpath Buffer Underflow CVE-2018-1000001", "refsource": "MLIST", "url": "http://seclists.org/oss-sec/2018/q1/38" }, { "name": "USN-3534-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/3534-1/" }, { "name": "https://www.halfdog.net/Security/2017/LibcRealpathBufferUnderflow/", "refsource": "MISC", "url": "https://www.halfdog.net/Security/2017/LibcRealpathBufferUnderflow/" }, { "name": "102525", "refsource": "BID", "url": "http://www.securityfocus.com/bid/102525" }, { "name": "44889", "refsource": "EXPLOIT-DB", "url": "https://www.exploit-db.com/exploits/44889/" }, { "name": "43775", "refsource": "EXPLOIT-DB", "url": "https://www.exploit-db.com/exploits/43775/" }, { "name": "USN-3536-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/3536-1/" }, { "name": "RHSA-2018:0805", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2018:0805" }, { "name": "1040162", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id/1040162" }, { "name": "https://security.netapp.com/advisory/ntap-20190404-0003/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20190404-0003/" } ] } }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndIncluding": "2.26", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2018-1000001" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "en", "value": "In glibc 2.26 and earlier there is confusion in the usage of getcwd() by realpath() which can be used to write before the destination buffer leading to a buffer underflow and potential code execution." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "CWE-787" } ] } ] }, "references": { "reference_data": [ { "name": "https://www.halfdog.net/Security/2017/LibcRealpathBufferUnderflow/", "refsource": "MISC", "tags": [ "Third Party Advisory" ], "url": "https://www.halfdog.net/Security/2017/LibcRealpathBufferUnderflow/" }, { "name": "[oss-security] 20180111 Libc Realpath Buffer Underflow CVE-2018-1000001", "refsource": "MLIST", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://seclists.org/oss-sec/2018/q1/38" }, { "name": "43775", "refsource": "EXPLOIT-DB", "tags": [ "Exploit", "Third Party Advisory", "VDB Entry" ], "url": "https://www.exploit-db.com/exploits/43775/" }, { "name": "1040162", "refsource": "SECTRACK", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://www.securitytracker.com/id/1040162" }, { "name": "102525", "refsource": "BID", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://www.securityfocus.com/bid/102525" }, { "name": "USN-3536-1", "refsource": "UBUNTU", "tags": [ "Third Party Advisory" ], "url": "https://usn.ubuntu.com/3536-1/" }, { "name": "USN-3534-1", "refsource": "UBUNTU", "tags": [ "Third Party Advisory" ], "url": "https://usn.ubuntu.com/3534-1/" }, { "name": "RHSA-2018:0805", "refsource": "REDHAT", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:0805" }, { "name": "44889", "refsource": "EXPLOIT-DB", "tags": [ "Exploit", "Third Party Advisory", "VDB Entry" ], "url": "https://www.exploit-db.com/exploits/44889/" }, { "name": "https://security.netapp.com/advisory/ntap-20190404-0003/", "refsource": "CONFIRM", "tags": [], "url": "https://security.netapp.com/advisory/ntap-20190404-0003/" } ] } }, "impact": { "baseMetricV2": { "acInsufInfo": false, "cvssV2": { "accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0" }, "exploitabilityScore": 3.9, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "HIGH", "userInteractionRequired": false }, "baseMetricV3": { "cvssV3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.0" }, "exploitabilityScore": 1.8, "impactScore": 5.9 } }, "lastModifiedDate": "2019-10-03T00:03Z", "publishedDate": "2018-01-31T14:29Z" } } }
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Sightings
Author | Source | Type | Date |
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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.