CVE-2024-49113

SafeBreach researchers have released details on several vulnerabilities that could be exploited by attackers to crash Windows Active Directory domain controllers (DCs), one one of which (CVE-2025-32724) can also be leveraged to force public DCs to participate in distributed denial-of-service (DDoS) attacks. Win-DDoS – as the researchers dubbed this new attack technique – hinges on the attackers’ ability to trick public DCs into connecting to a Lightweight Directory Access Protocol (LDAP) server they set up, … More →

At DEF CON 33, security researchers demonstrated a novel distributed denial-of-service technique using weaponized Windows domain controllers (DCs), along with a set of zero-click vulnerabilities affecting Windows services. Dubbed “Win-DDoS,” the attack strategy involves remotely crashing domain controllers or other Windows endpoints on internal networks, using the remote procedure call (RPC) framework. “We discovered a […]

A fake proof-of-concept (PoC) exploit for a recent LDAP vulnerability distributes information stealer malware.

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape. Finding Malware: Unveiling PLAYFULGHOST with Google Security Operations Scam Sniffer 2024: Web3 Phishing Attacks – Wallet Drainers Drain $494 Million EAGERBEE, with updated and novel components, targets the Middle East Gayfemboy: A Botnet Deliver Through a […]

January 2025 Patch Tuesday is now live: Microsoft fixes actively exploited Windows Hyper-V zero-day flaws Welcome to 2025 and a new year of patch excitement! In my December article, I talked about Microsoft’s Secure Future Initiative (SFI) and how it manifested in many of the Microsoft products released in 2024. While this security technology trend will continue in 2025, I believe we will also see some major changes to guidance regarding the security requirements, operations, … More →

For the latest discoveries in cyber research for the week of 6th January, please download our Threat Intelligence Bulletin. TOP ATTACKS AND BREACHES Check Point elaborated on the US Treasury Department cyber-attack that compromised employee workstations and classified documents. The breach, attributed to a China state-sponsored threat actor, involved unauthorized remote access using a security […]

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Researchers have published a proof-of-concept exploit for a pair of Windows Lightweight Directory Access Protocol (LDAP) flaws that could lead to server crashes or remote code execution (RCE) on Windows servers. “Active Directory Domain Controllers (DCs) are considered to be one of the crown jewels in organizational computer networks,” noted researchers at security firm SafeBreach, […]

Proof-of-concept (PoC) code was published for CVE-2024-49113, a denial-of-service (DoS) vulnerability in Windows LDAP.

Experts warn of a new PoC exploit, LDAPNightmare, that targets a Windows LDAP flaw (CVE-2024-49113), causing crashes & reboots. The vulnerability CVE-2024-49113 (CVSS score of 7.5), named LDAPNightmare, is a Windows Lightweight Directory Access Protocol (LDAP) Denial of Service flaw that was discovered by the researcher Yuki Chen. An attacker can exploit the now-patched vulnerability to […]