gsd-2018-8778
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
In Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, an attacker controlling the unpacking format (similar to format string vulnerabilities) can trigger a buffer under-read in the String#unpack method, resulting in a massive and controlled information disclosure.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2018-8778", "description": "In Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, an attacker controlling the unpacking format (similar to format string vulnerabilities) can trigger a buffer under-read in the String#unpack method, resulting in a massive and controlled information disclosure.", "id": "GSD-2018-8778", "references": [ "https://www.suse.com/security/cve/CVE-2018-8778.html", "https://www.debian.org/security/2018/dsa-4259", "https://access.redhat.com/errata/RHSA-2020:2288", "https://access.redhat.com/errata/RHSA-2020:2212", "https://access.redhat.com/errata/RHSA-2020:1963", "https://access.redhat.com/errata/RHSA-2019:2028", "https://access.redhat.com/errata/RHSA-2018:3731", "https://access.redhat.com/errata/RHSA-2018:3730", "https://access.redhat.com/errata/RHSA-2018:3729", "https://ubuntu.com/security/CVE-2018-8778", "https://advisories.mageia.org/CVE-2018-8778.html", "https://alas.aws.amazon.com/cve/html/CVE-2018-8778.html", "https://linux.oracle.com/cve/CVE-2018-8778.html" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2018-8778" ], "details": "In Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, an attacker controlling the unpacking format (similar to format string vulnerabilities) can trigger a buffer under-read in the String#unpack method, resulting in a massive and controlled information disclosure.", "id": "GSD-2018-8778", "modified": "2023-12-13T01:22:34.158921Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2018-8778", "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 Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, an attacker controlling the unpacking format (similar to format string vulnerabilities) can trigger a buffer under-read in the String#unpack method, resulting in a massive and controlled information disclosure." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released/", "refsource": "CONFIRM", "url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released/" }, { "name": "RHSA-2018:3729", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2018:3729" }, { "name": "USN-3626-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/3626-1/" }, { "name": "1042004", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id/1042004" }, { "name": "RHSA-2018:3730", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2018:3730" }, { "name": "[debian-lts-announce] 20180423 [SECURITY] [DLA 1358-1] ruby1.9.1 security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html" }, { "name": "RHSA-2018:3731", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2018:3731" }, { "name": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-3-7-released/", "refsource": "CONFIRM", "url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-3-7-released/" }, { "name": "https://www.ruby-lang.org/en/news/2018/03/28/buffer-under-read-unpack-cve-2018-8778/", "refsource": "CONFIRM", "url": "https://www.ruby-lang.org/en/news/2018/03/28/buffer-under-read-unpack-cve-2018-8778/" }, { "name": "[debian-lts-announce] 20180714 [SECURITY] [DLA 1421-1] ruby2.1 security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html" }, { "name": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-4-4-released/", "refsource": "CONFIRM", "url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-4-4-released/" }, { "name": "DSA-4259", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2018/dsa-4259" }, { "name": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/", "refsource": "CONFIRM", "url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/" }, { "name": "[debian-lts-announce] 20180423 [SECURITY] [DLA 1359-1] ruby1.8 security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2018/04/msg00024.html" }, { "name": "103693", "refsource": "BID", "url": "http://www.securityfocus.com/bid/103693" }, { "name": "openSUSE-SU-2019:1771", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html" }, { "name": "RHSA-2019:2028", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2019:2028" } ] } }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "2.2.10", "versionStartIncluding": "2.2.0", "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "2.4.4", "versionStartIncluding": "2.4.0", "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:ruby-lang:ruby:2.6.0:preview1:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "2.3.7", "versionStartIncluding": "2.3.0", "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "2.5.1", "versionStartIncluding": "2.5.0", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "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:debian:debian_linux:7.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux:7.5:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux:7.6:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux:7.4:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2018-8778" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "en", "value": "In Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, an attacker controlling the unpacking format (similar to format string vulnerabilities) can trigger a buffer under-read in the String#unpack method, resulting in a massive and controlled information disclosure." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "CWE-134" } ] } ] }, "references": { "reference_data": [ { "name": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released/", "refsource": "CONFIRM", "tags": [ "Patch", "Vendor Advisory" ], "url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-5-1-released/" }, { "name": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-4-4-released/", "refsource": "CONFIRM", "tags": [ "Patch", "Vendor Advisory" ], "url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-4-4-released/" }, { "name": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-3-7-released/", "refsource": "CONFIRM", "tags": [ "Patch", "Vendor Advisory" ], "url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-3-7-released/" }, { "name": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/", "refsource": "CONFIRM", "tags": [ "Patch", "Vendor Advisory" ], "url": "https://www.ruby-lang.org/en/news/2018/03/28/ruby-2-2-10-released/" }, { "name": "https://www.ruby-lang.org/en/news/2018/03/28/buffer-under-read-unpack-cve-2018-8778/", "refsource": "CONFIRM", "tags": [ "Vendor Advisory" ], "url": "https://www.ruby-lang.org/en/news/2018/03/28/buffer-under-read-unpack-cve-2018-8778/" }, { "name": "103693", "refsource": "BID", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://www.securityfocus.com/bid/103693" }, { "name": "USN-3626-1", "refsource": "UBUNTU", "tags": [ "Third Party Advisory" ], "url": "https://usn.ubuntu.com/3626-1/" }, { "name": "[debian-lts-announce] 20180423 [SECURITY] [DLA 1359-1] ruby1.8 security update", "refsource": "MLIST", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.debian.org/debian-lts-announce/2018/04/msg00024.html" }, { "name": "[debian-lts-announce] 20180423 [SECURITY] [DLA 1358-1] ruby1.9.1 security update", "refsource": "MLIST", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html" }, { "name": "[debian-lts-announce] 20180714 [SECURITY] [DLA 1421-1] ruby2.1 security update", "refsource": "MLIST", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html" }, { "name": "DSA-4259", "refsource": "DEBIAN", "tags": [ "Third Party Advisory" ], "url": "https://www.debian.org/security/2018/dsa-4259" }, { "name": "1042004", "refsource": "SECTRACK", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://www.securitytracker.com/id/1042004" }, { "name": "RHSA-2018:3731", "refsource": "REDHAT", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:3731" }, { "name": "RHSA-2018:3730", "refsource": "REDHAT", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:3730" }, { "name": "RHSA-2018:3729", "refsource": "REDHAT", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:3729" }, { "name": "openSUSE-SU-2019:1771", "refsource": "SUSE", "tags": [], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html" }, { "name": "RHSA-2019:2028", "refsource": "REDHAT", "tags": [], "url": "https://access.redhat.com/errata/RHSA-2019:2028" } ] } }, "impact": { "baseMetricV2": { "acInsufInfo": false, "cvssV2": { "accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0" }, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "MEDIUM", "userInteractionRequired": false }, "baseMetricV3": { "cvssV3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.0" }, "exploitabilityScore": 3.9, "impactScore": 3.6 } }, "lastModifiedDate": "2019-10-03T00:03Z", "publishedDate": "2018-04-03T22:29Z" } } }
Loading…
Loading…
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.