漏洞信息
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Vulnerability Title
e107 Second-Order Code Execution via eval()-Based Deserialization in e_array::unserialize()
Vulnerability Description
e107 prior to version 2.3.8 contains a code execution vulnerability in the e_array deserialization handler that allows an attacker with out-of-band database write access to execute arbitrary PHP code by storing a crafted payload in the user_prefs column. The e_array::unserialize() function in e107_handlers/core_functions.php performs only a prefix check for the string 'array' before passing the stored value to eval(), causing automatic PHP execution whenever the affected user's preferences are materialized through e_user_pref::load().
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Vulnerability Type
可信数据的反序列化
Vulnerability Title
e107 反序列化注入漏洞
Vulnerability Description
e107是E107组织开源的一套开源、免费且基于PHP和MySQL的内容管理系统(CMS)。该系统支持多种插件和外观主题,可作为个人博客、讨论社区、档案资料库等。 e107 2.3.8之前版本存在反序列化注入漏洞,该漏洞源于反序列化处理程序e_array中存在代码执行漏洞,由于e_array::unserialize()函数仅对字符串'array'进行前缀检查后传递给eval(),导致攻击者利用带外数据库写权限存储特制payload在user_prefs列,当用户偏好通过e_user_pref::load
CVSS Information
N/A
Vulnerability Type
N/A