漏洞信息
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Vulnerability Title
OpenSignLabs opensignserver - Missing Authorization
Vulnerability Description
A missing authorization vulnerability in OpenSignLabs opensignserver through 2.37.0 allows an unauthenticated remote attacker to irreversibly decline any in-flight document and forge the decline attribution to an arbitrary user via the declinedoc Parse cloud function. The function writes IsDeclined, DeclineReason, and a caller-supplied DeclineBy pointer without verifying the caller's identity, enabling workflow termination and evidentiary record falsification against any accessible document.
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Vulnerability Type
授权机制缺失
Vulnerability Title
OpenSignLabs OpenSign 授权问题漏洞
Vulnerability Description
OpenSignLabs OpenSign是OpenSignLabs组织的一款数字文档签名解决方案。 OpenSignLabs OpenSign 2.37.0及之前版本存在授权问题漏洞,该漏洞源于缺少授权验证,通过declinedoc Parse云函数写入IsDeclined、DeclineReason和调用者提供的DeclineBy指针时未验证调用者身份,可能导致未认证的远程攻击者不可逆地拒绝任何正在处理的文档,并伪造任意用户的拒绝归属,造成工作流终止和证据记录伪造。
CVSS Information
N/A
Vulnerability Type
N/A