CVE-2023-28756
Estado: ModificadaMedia (5.3)—
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.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- Puntuación base: 5.3
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.45%
- Percentil entre todas las CVEs puntuadas: 84
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (4)
CWE
- CWE-1333
Referencias
- https://github.com/ruby/time/releases/
- https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FFZANOQA4RYX7XCB42OO3P24DQKWHEKA/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G76GZG3RAGYF4P75YY7J7TGYAU7Z5E2T/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WMIOPLBAAM3FEQNAXA2L7BDKOGSVUT5Z/
- https://security.gentoo.org/glsa/202401-27
- https://security.netapp.com/advisory/ntap-20230526-0004/
- https://www.ruby-lang.org/en/downloads/releases/
- https://www.ruby-lang.org/en/news/2022/12/25/ruby-3-2-0-released/
- https://www.ruby-lang.org/en/news/2023/03/30/redos-in-time-cve-2023-28756/
- https://github.com/ruby/time/releases/
- https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html
- https://lists.debian.org/debian-lts-announce/2024/09/msg00000.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FFZANOQA4RYX7XCB42OO3P24DQKWHEKA/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G76GZG3RAGYF4P75YY7J7TGYAU7Z5E2T/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WMIOPLBAAM3FEQNAXA2L7BDKOGSVUT5Z/
- https://security.gentoo.org/glsa/202401-27
- https://security.netapp.com/advisory/ntap-20230526-0004/
- https://www.ruby-lang.org/en/downloads/releases/
- https://www.ruby-lang.org/en/news/2022/12/25/ruby-3-2-0-released/
- https://www.ruby-lang.org/en/news/2023/03/30/redos-in-time-cve-2023-28756/
JSON original (NVD)
Mostrar
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"lastModified": "2026-06-17T05:48:42.103",
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