CVE-2023-28756

{"id": "CVE-2023-28756", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2023-03-31T04:15:09.090", "references": [{"url": "https://github.com/ruby/time/releases/", "tags": ["Release Notes"], "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FFZANOQA4RYX7XCB42OO3P24DQKWHEKA/", "source": "cve@mitre.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G76GZG3RAGYF4P75YY7J7TGYAU7Z5E2T/", "source": "cve@mitre.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WMIOPLBAAM3FEQNAXA2L7BDKOGSVUT5Z/", "source": "cve@mitre.org"}, {"url": "https://security.gentoo.org/glsa/202401-27", "source": "cve@mitre.org"}, {"url": "https://security.netapp.com/advisory/ntap-20230526-0004/", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.ruby-lang.org/en/downloads/releases/", "tags": ["Release Notes"], "source": "cve@mitre.org"}, {"url": "https://www.ruby-lang.org/en/news/2022/12/25/ruby-3-2-0-released/", "tags": ["Release Notes"], "source": "cve@mitre.org"}, {"url": "https://www.ruby-lang.org/en/news/2023/03/30/redos-in-time-cve-2023-28756/", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/ruby/time/releases/", "tags": ["Release Notes"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2024/09/msg00000.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FFZANOQA4RYX7XCB42OO3P24DQKWHEKA/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G76GZG3RAGYF4P75YY7J7TGYAU7Z5E2T/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WMIOPLBAAM3FEQNAXA2L7BDKOGSVUT5Z/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.gentoo.org/glsa/202401-27", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.netapp.com/advisory/ntap-20230526-0004/", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.ruby-lang.org/en/downloads/releases/", "tags": ["Release Notes"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.ruby-lang.org/en/news/2022/12/25/ruby-3-2-0-released/", "tags": ["Release Notes"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.ruby-lang.org/en/news/2023/03/30/redos-in-time-cve-2023-28756/", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-1333"}]}], "descriptions": [{"lang": "en", "value": "A ReDoS issue was discovered in the Time component through 0.2.1 in Ruby through 3.2.1. The Time parser mishandles invalid URLs that have specific characters. It causes an increase in execution time for parsing strings to Time objects. The fixed versions are 0.1.1 and 0.2.2."}], "lastModified": "2025-11-04T17:15:36.440", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6AFF74E1-5365-4D53-9D5A-B61F9DF2BA6C", "versionEndIncluding": "2.7.7"}, {"criteria": "cpe:2.3:a:ruby-lang:time:0.1.0:*:*:*:*:ruby:*:*", "vulnerable": true, "matchCriteriaId": "209A0CC6-4BC5-4794-B71A-3C7AC6C5AF91"}, {"criteria": "cpe:2.3:a:ruby-lang:time:0.2.1:*:*:*:*:ruby:*:*", "vulnerable": true, "matchCriteriaId": "AE1F88CA-F758-4984-B132-7C0E944D92D8"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73"}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5C675112-476C-4D7C-BCB9-A2FB2D0BC9FD"}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E30D0E6F-4AE8-4284-8716-991DFA48CC5D"}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CC559B26-5DFC-4B7A-A27C-B77DE755DFF9"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}