Aggregator

COS提权与利用解密脚本下面 xor 后的三个结果分别是 ak，sk，session token，配置下 secretid 和 secretkey（开了几次环境，所以下面ak和sk可能会有变化）token 需要手动去配置下后续发现很多命令有问题，还是用 aws 吧先看下当前用户，这里报错是因为腾讯云 STS API 不是 S3 协议兼容的，而是走的 TC3-HMAC-SHA256 签名体系可以用

大模型部署安全建设指南

本文基于在攻防演习与众测平台中发现的若干高危 RCE 案例，聚焦于攻击者如何滥用系统原生功能（定时任务、OTA 更新、热加载补丁等）来实现远程命令执行（RCE）。将三个真实案例（均已修复）作为切入点，分析攻击链条、共性与风险，并补充实战层面的技术细节与检测/防御建议，帮助读者在渗透测试与蓝队防御中形成更完整的思路。

本指南是一份系统化、实战化的验证码安全测试权威手册。我们摒弃了孤立看待验证码漏洞的视角，创新性地采用生命周期分析法，将验证码的安全性问题置于多个核心阶段进行深度剖析。

前言书接上文，高级进程注入之利用线程名和APC实现进程注入（上）：https://xz.aliyun.com/news/18877上文中已经介绍了相关的API，本文会讲述利用线程名注入的实现细节，相比较传统的进程注入需要创建线程，这是一个不需要创建线程的新技术介绍通常，向一个进程的内存写入内容，需要我们在打开进程句柄时带有写权限，PROCESS_VM_WRITE，但这可能被AV/EDR视为可疑指标

ZÜRICH, Switzerland – Flowable, a global provider of enterprise automation and orchestration software, has been recognized in the…

A vulnerability was found in Microsoft Azure Open Management Infrastructure and classified as critical. The impacted element is an unknown function. Executing manipulation can lead to improper authentication. This vulnerability is tracked as CVE-2021-38648. The attack is restricted to local execution. Moreover, an exploit is present. It is best practice to apply a patch to resolve this issue.

A vulnerability was found in Microsoft Azure Open Management Infrastructure. It has been classified as critical. This affects an unknown function. The manipulation leads to Local Privilege Escalation. This vulnerability is listed as CVE-2021-38649. The attack must be carried out locally. In addition, an exploit is available. It is recommended to apply a patch to fix this issue.

A vulnerability labeled as very critical has been found in Microsoft Windows. This vulnerability affects unknown code of the component Win32k. Executing manipulation can lead to use after free. The identification of this vulnerability is CVE-2021-40449. The attack may be launched remotely. Furthermore, there is an exploit available. Applying a patch is advised to resolve this issue.

A vulnerability, which was classified as very critical, was found in Microsoft Windows. Affected by this vulnerability is an unknown functionality of the component Common Log File System Driver. The manipulation results in privilege escalation. This vulnerability is reported as CVE-2021-43226. The attack can be launched remotely. Moreover, an exploit is present. Applying a patch is advised to resolve this issue.

A vulnerability marked as very critical has been reported in Microsoft Windows. This issue affects some unknown processing of the component Win32k. The manipulation leads to privilege escalation. This vulnerability is referenced as CVE-2021-40450. Remote exploitation of the attack is possible. Furthermore, an exploit is available. It is suggested to install a patch to address this issue.

A vulnerability described as very critical has been identified in Microsoft Windows up to Server 2022. The affected element is an unknown function of the component Win32k. Such manipulation leads to privilege escalation. This vulnerability is uniquely identified as CVE-2021-41357. The attack can be launched remotely. Moreover, an exploit is present. A patch should be applied to remediate this issue.

A vulnerability, which was classified as critical, was found in Microsoft Windows. This vulnerability affects unknown code of the component Active Directory Domain Services. Such manipulation leads to privilege escalation. This vulnerability is listed as CVE-2021-42278. The attack may be performed from remote. In addition, an exploit is available. It is best practice to apply a patch to resolve this issue.

A vulnerability labeled as critical has been found in Microsoft Windows. Affected by this vulnerability is an unknown functionality of the component Active Directory Domain Services. Executing manipulation can lead to privilege escalation. This vulnerability is handled as CVE-2021-42287. The attack can be executed remotely. Additionally, an exploit exists. It is best practice to apply a patch to resolve this issue.

A vulnerability was found in Microsoft Windows up to Server 2019. It has been declared as very critical. Affected by this vulnerability is an unknown functionality of the component Event Tracing. Executing manipulation can lead to use after free. This vulnerability is handled as CVE-2021-34486. The attack can be executed remotely. Additionally, an exploit exists. A patch should be applied to remediate this issue.

A vulnerability was found in Microsoft App Installer. It has been classified as critical. This impacts an unknown function. This manipulation causes privilege escalation. This vulnerability appears as CVE-2021-43890. The attack may be initiated remotely. In addition, an exploit is available. It is recommended to apply a patch to fix this issue.

A vulnerability marked as very critical has been reported in Microsoft Windows. Impacted is an unknown function of the component Common Log File System Driver. The manipulation leads to privilege escalation. This vulnerability is uniquely identified as CVE-2021-36955. The attack is possible to be carried out remotely. Moreover, an exploit is present. To fix this issue, it is recommended to deploy a patch.

A vulnerability, which was classified as critical, has been found in Microsoft Azure Open Management Infrastructure. This issue affects some unknown processing. This manipulation causes Local Privilege Escalation. The identification of this vulnerability is CVE-2021-38645. The attack can only be executed locally. Furthermore, there is an exploit available. To fix this issue, it is recommended to deploy a patch.

汉化与免杀处理

CVE-2025-54603 gave attackers an opening to disrupt critical operational technology (OT) environments and critical infrastructure, plus steal data from them.