Mitigating Log4j Abuse Using Akamai Guardicore Segmentation

Learn how Akamai Guardicore Segmentation can help you reveal vulnerable servers and applications, and stop exploitation...

Exploit for Expression Language Injection in Atlassian Confluence_Data_Center

exploitCVE-2022-26134 CVE-2022-26134, an OGNL injection vulne...

Apache HTTP Server Path Traversal & Remote Code Execution (CVE-2021-41773 & CVE-2021-42013)

On October 4, 2021, Apache HTTP Server Project released Security advisory on a Path traversal and File disclosure vulnerability in Apache HTTP Server 2.4.49 and 2.4.50 tracked as CVE-2021-41773 and CVE-2021-42013. In the advisory, Apache also highlighted “the issue is known to be exploited in the...

Exchange Servers Under Active Attack via ProxyShell Bugs

Researchers’ Microsoft Exchange server honeypots are being actively exploited via ProxyShell: The name of an attack disclosed at Black Hat last week that chains three vulnerabilities to enable unauthenticated attackers to perform remote code execution RCE and snag plaintext passwords. In his Blac...

FBI shuts down malware on hundreds of Exchange servers, opens Pandora’s box

A rather remarkable story has emerged, setting the scene for lively debates about permissible system access. A press release from the US Department of Justice Judge has revealed that the FBI were granted permission to perform some tech support backdoor removal. Bizarrely, they did this without...

Exchange Cyberattacks Escalate as Microsoft Rolls One-Click Fix

As dangerous attacks accelerate against Microsoft Exchange Servers in the wake of the disclosure around the ProxyLogon group of security bugs, a public proof-of-concept PoC whirlwind has started up. It’s all leading to a feeding frenzy of cyber-activity. The good news, however, is that Microsoft...

Ransomware is targeting vulnerable Microsoft Exchange servers

The Microsoft Exchange attacks using the ProxyLogon vulnerability, and previously associated with the dropping of malicious web shells, are taking on a ransomware twist. Until now, the name of the game has been compromise and data exfiltration, with a bit of cryptomining on the side. To summarise...

CISA Issues Emergency Directive on In-the-Wild Microsoft Exchange Flaws

Following Microsoft's release of out-of-band patches to address multiple zero-day flaws in on-premises versions of Microsoft Exchange Server, the U.S. Cybersecurity and Infrastructure Security Agency CISA has issued an emergency directive warning of "active exploitation" of the vulnerabilities. T...

The vulnerability of Microsoft SharePoint Server, Microsoft SharePoint Foundation, and Microsoft SharePoint Enterprise Server packages lies in insufficient validation of input data, allowing attackers to execute spoofing attacks.

The vulnerability of Microsoft SharePoint Server, Microsoft SharePoint Foundation, and Microsoft SharePoint Enterprise Server stems from insufficient validation of input data. Exploiting this vulnerability allows a malicious actor to carry out spear-phishing attacks using a specially crafted...

Microsoft Exchange Server Flaw Exploited in APT Attacks

Multiple threat groups are actively exploiting a vulnerability in Microsoft Exchange servers, researchers warn. If left unpatched, the flaw allows authenticated attackers to execute code remotely with system privileges. The vulnerability in question CVE-2020-0688 exists in the control panel of...

Firmware Bugs Plague Server Supply Chain, 7 Vendors Impacted

Two firmware vulnerabilities impacting Lenovo, Acer and five additional server brands allow adversaries to brick servers, run arbitrary code on targeted systems and maintain a persistent foothold – surviving even an operating system reinstallation. The bugs are tied to Gigabyte motherboards used ...

Cisco Adaptive Security Appliance - Path Traversal

''' Cisco Adaptive Security Appliance - Path Traversal CVE-2018-0296 A security vulnerability in Cisco ASA that would allow an attacker to view sensitive system information without authentication by using directory traversal techniques. Vulnerable Products This vulnerability affects Cisco ASA...

75% of the 'Left to Get Hacked' Redis Servers Found Infected

Despite the continual emergence of new cyber attacks because of misconfigured servers and applications, people continue to ignore security warnings. A massive malware campaign designed to target open Redis servers, about which researchers warned almost two months ago, has now grown and already...

Memcached DDoS Exploit Code and List of 17,000 Vulnerable Servers Released

Two separate proofs-of-concept PoC exploit code for Memcached amplification attack have been released online that could allow even script-kiddies to launch massive DDoS attacks using UDP reflections easily. The first DDoS tool is written in C programming language and works with a pre-compiled lis...

1.7 Tbps DDoS Attack — ​Memcached UDP Reflections Set New Record

The bar has been raised. As more amplified attacks were expected following the record-breaking 1.35 Tbps Github DDoS attack, someone has just set a new record after only four days — 1.7 Tbps DDoS attack. Network security and monitoring company Arbor Networks claims that its ATLAS global traffic a...

Memcached Servers Abused for Massive Amplification DDoS Attacks

Cybercriminals have figured out a way to abuse widely-used Memcached servers to launch over 51,000 times powerful DDoS attacks than their original strength, which could result in knocking down of major websites and Internet infrastructure. In recent days, security researchers at Cloudflare, Arbor...

Over 70,000 Memcached Servers Still Vulnerable to Remote Hacking

Nothing in this world is fully secure, from our borders to cyberspace. I know vulnerabilities are bad, but the worst part comes in when people just don't care to apply patches on time. Late last year, Cisco's Talos intelligence and research group discovered three critical remote code execution RC...

Microsoft Addresses NTLM Bugs That Facilitate Credential Relay Attacks

NTLM has a long history of serious vulnerabilities and of causing anxiety for Windows and UNIX server admins. Their collective angst is unlikely to lessen today with the disclosure of a pair of new vulnerabilities in the protocol suite. Microsoft today patched one of the issues among its Patch...

DROWN Vulnerability Remains 'High' Risk, Firms Say

Despite the rush to patch systems at risk to the massive transport layer security TLS vulnerability, known as DROWN, hundreds of cloud services are still at risk of attack. According to two independent research firms, Netskope and Skyhigh Networks, a week after the vulnerability was identified...

Internet Bug Bounty: FREAK: Factoring RSA_EXPORT Keys to Impersonate TLS Servers

Many TLS servers, including those hosting sensitive websites such as www.nsa.gov and connect.facebook.net, support weak EXPORTRSA ciphersuites. By factoring their 512-bit ephemeral RSA keys, a network attacker is able to impersonate these websites to web browsers and more generally, to client...