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前几天都在研究高版本的fastjson，都知道高版本的fastjson对于@type多了非常多的限制，导致反序列化漏洞越来越难，特别是白名单让漏洞更难利用，不过需要探测 fastjson 是作为打入的第一道关卡，探测的手法也多种多样，下面来分析一个畸形 payload ，不符合 json 格式但是任然能够解析

Cybersecurity Architect Alstom | France | On-site – View job details As a Cybersecurity Architect, you will analyze solutions, identify associated risks, and propose security architecture models by involving various cybersecurity experts (network, IAM, SIEM, SOC, etc.) and applying the cybersecurity models approved by Alstom. You will assess deviations from security policies to grant or deny exemptions based on the risk level and the associated remediation plan. Cybersecurity Expert Parsons Corporation | UAE | On-site … More →

The post Cybersecurity jobs available right now: November 4, 2025 appeared first on Help Net Security.

У вас есть VPN и EDR? Значит вы инвестировали в защиту, которую обходят обычной авторизацией.

文章比较了2000年互联网泡沫破裂与2025年生成式AI热潮的不同。当前科技巨头通过投资和合作巩固地位,引发权力集中、裁员及伦理监管问题。

Anyone remember the dot-com bubble burst? The early warning came in January 2000, when AOL and Time Warner joined forces in a $164 billion deal — the largest merger in U.S. history at the time.

Related: Reuters’ backstory on Amazon … (more…)

The post MY TAKE: From AOL-Time Warner to OpenAI-Amazon — is the next tech bubble already inflating? first appeared on The Last Watchdog.

The post MY TAKE: From AOL-Time Warner to OpenAI-Amazon — is the next tech bubble already inflating? appeared first on Security Boulevard.

AMD has disclosed a critical vulnerability affecting its Zen 5 processor lineup that compromises the reliability of random number generation, a fundamental security feature in modern computing. The flaw, tracked as CVE-2025-62626, impacts the RDSEED instruction used by systems to generate cryptographically secure random numbers essential for encryption, authentication, and other security operations. The vulnerability […]

The post AMD Zen 5 Processors RDSEED Vulnerability Breaks Integrity With Randomness appeared first on Cyber Security News.

日常生活、工作中，我认识的大多数人，都有时间观念。

A vulnerability, which was classified as problematic, was found in Apport. Affected by this vulnerability is an unknown functionality of the component Report File Handler. Executing manipulation can lead to denial of service. This vulnerability is handled as CVE-2021-25684. The attack can be executed remotely. There is not any exploit available. You should upgrade the affected component.

A vulnerability was found in libcaca. It has been classified as critical. This impacts the function export_tga of the file export.c. The manipulation leads to memory corruption. This vulnerability is listed as CVE-2021-30498. The attack must be carried out from within the local network. There is no available exploit.

A vulnerability categorized as critical has been discovered in libcaca. Affected by this issue is the function export_troff of the file export.c. Such manipulation leads to buffer overflow. This vulnerability is documented as CVE-2021-30499. The attack requires being on the local network. There is not any exploit available.

A vulnerability was found in ARM Mbed TLS 2.24.0. It has been classified as problematic. This affects an unknown function of the component BASE64 PEM File Decoding. Performing manipulation results in information exposure through discrepancy. This vulnerability is cataloged as CVE-2021-24119. It is possible to initiate the attack remotely. There is no exploit available.

A vulnerability marked as problematic has been reported in Python up to 3.8.8/3.9.2/3.10.0a6. Affected by this vulnerability is an unknown functionality of the component pydoc. This manipulation causes information disclosure. This vulnerability is tracked as CVE-2021-3426. The attack is only possible within the local network. No exploit exists. It is suggested to upgrade the affected component.

A vulnerability, which was classified as critical, has been found in Oracle Communications Cloud Native Core Binding Support Function 1.10.0. Affected is an unknown function of the component Binding Support Function. This manipulation causes information disclosure. The identification of this vulnerability is CVE-2021-3426. The attack needs to be done within the local network. There is no exploit available. It is advisable to upgrade the affected component.

A vulnerability categorized as critical has been discovered in Oracle Communications Cloud Native Core Network Function Cloud Native Environment 1.9.0. This vulnerability affects unknown code of the component Configuration. Such manipulation leads to information disclosure. This vulnerability is listed as CVE-2021-3426. The attack must be carried out from within the local network. There is no available exploit.

A vulnerability was found in Icinga up to 2.11.9/2.12.4. It has been classified as critical. Affected is an unknown function of the component API. This manipulation causes improper access controls. This vulnerability is handled as CVE-2021-32739. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

A vulnerability was found in Icinga up to 2.11.9/2.12.4. It has been rated as critical. Affected by this issue is some unknown functionality of the component API. Performing manipulation results in permission issues. This vulnerability was named CVE-2021-32743. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

A vulnerability categorized as critical has been discovered in libarchive up to 3.5.1. This vulnerability affects the function copy_string. The manipulation results in use after free. This vulnerability is reported as CVE-2021-36976. The attacker must have access to the local network to execute the attack. No exploit exists.

A vulnerability was found in SELinux 3.2 and classified as critical. This impacts the function __cil_verify_classperms of the component CIL Compiler. The manipulation results in use after free. This vulnerability is identified as CVE-2021-36084. The attack can only be performed from the local network. There is not any exploit available. It is best practice to apply a patch to resolve this issue.

A vulnerability was found in SELinux 3.2. It has been classified as critical. Affected is the function __cil_verify_classperms of the component CIL Compiler. This manipulation causes use after free. This vulnerability is tracked as CVE-2021-36085. The attack is only possible within the local network. No exploit exists. It is recommended to apply a patch to fix this issue.

A vulnerability was found in SELinux 3.2. It has been declared as critical. Affected by this vulnerability is the function cil_reset_classpermission. Such manipulation leads to use after free. This vulnerability is listed as CVE-2021-36086. The attack must be carried out from within the local network. There is no available exploit. Applying a patch is advised to resolve this issue.