VULNERABILITY BRIEF
CVE-2026-23901
المصدر الرسمي: NVD
مستوى الخطورة
منخفضة (Low)
درجة CVSS
1.0
حالة الاستغلال KEV
غير مدرجة حاليًا
تاريخ النشر
2026-02-10
وصف الثغرة
الأثر المحتمل
التوصيات والمعالجة
حالة الاستغلال (KEV)
لا يوجد إدراج حاليًا في قائمة KEV.
المراجع الرسمية
English Technical Fields
Description: Observable Timing Discrepancy vulnerability in Apache Shiro. This issue affects Apache Shiro: from 1.*, 2.* before 2.0.7. Users are recommended to upgrade to version 2.0.7 or later, which fixes the issue. Prior to Shiro 2.0.7, code paths for non-existent vs. existing users are different enough, that a brute-force attack may be able to tell, by timing the requests only, determine if the request failed because of a non-existent user vs. wrong password. The most likely attack vector is a local attack only. Shiro security model https://shiro.apache.org/security-model.html#username_enumeration discusses this as well. Typically, brute force attack can be mitigated at the infrastructure level.
CVSS Vector: CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:A/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:A/V:C/RE:L/U:Green