The Mēris botnet, responsible for huge waves of DDoS attacks recorded by cybersecurity firms Qrator Labs and Cloudflare, is still active, using "abandoned" MikroTik routers. The attack signatures saw a spike of 21.8 million requests per second, exploiting a vulnerable version of MikroTik RouterOS.
Security firm ZeroPeril has disclosed a vulnerability in AMD's Platform Security Processor chipset driver that affects almost all generations of its Ryzen processors, including some of the older AMD CPUs. Mitigations released by AMD can be implemented either with the recently released Windows Update or by manually...
The Mirai botnet is actively exploiting the known vulnerability CVE-2021-38647, which is part of a quarter of vulnerabilities dubbed OMIGOD, in Microsoft's Azure Linux Open Management Infrastructure framework, according to Kevin Beaumont, head of the security operations center for Arcadia Group.
Olympus, a Japanese company that manufactures optics and reprography products, reports that a portion of its IT system in the EMEA region was affected by a "potential cybersecurity incident." While Olympus has not identified an attacker, some reports suggest it is the BlackMatter ransomware gang.
Microsoft has disclosed details of a vulnerability that researchers at Palo Alto Networks have named "Azurescape" because the attacks start from a container escape technique. The flaw "could potentially allow a user to access other customers’ information in the ACI service," Microsoft says.
Last weekend’s confirmed attack on the Jenkins project using a recently discovered vulnerability in the Atlassian Confluence server could be the tip of the iceberg, suggests a security researcher who says thousands of Confluence servers remain vulnerable.
Google has identified three critical vulnerabilities affecting several Netgear smart switch products that, if exploited, give the attacker complete control over the compromised device. Netgear has issued a security advisory confirming that it has issued patches for 20 impacted products.
Ireland's cybercrime police, the Garda National Cyber Crime Bureau, have conducted a "significant disruption operation" targeting the IT infrastructure of a cybercrime group, seizing multiple domains used in a May ransomware attack that disrupted Ireland’s national health services provider.
SEC Consult reportedly found multiple vulnerabilities in Moxa devices used in critical infrastructures including railways, manufacturing, cellular and heavy industries. Moxa has confirmed patching 60 vulnerabilities in its latest firmware update and issued mitigation advice for discontinued devices.
Several companies that use the OpenSSL cryptography library toolkit are reportedly scrambling and releasing security advisories to their users following patching of two vulnerabilities that were first fixed and disclosed to users on Aug. 24.
Microsoft is warning of a "widespread" phishing campaign in which fraudsters use open redirect links to lure users to malicious websites to harvest Office 365 and other credentials, according to a recent report. In some cases, the attackers deploy a malicious CAPTCHA verification page.
Local officials with the city of Rolle, located near Lake Geneva in Switzerland, have acknowledged that they initially misjudged the impact of a recent ransomware attack that reportedly led to the leak of residents' data on the darknet.
Researchers at The Citizen Lab at the University of Toronto say they've found a new zero-click iMessage exploit that's been used by the government of Bahrain to install the NSO Group's Pegasus spyware on the devices of human rights and political activists.
A little-explored critical vulnerability in the WebAdmin of Sophos’ SG UTM - software used to configure the firewall and threat detection settings of Sophos’s Unified Threat Management hardware tool - remains a threat where unpatched some 11 months after a patch was issued, a researcher says.
The Cybersecurity and Infrastructure Security Agency is warning organizations to immediately patch the ProxyShell vulnerabilities in Microsoft Exchange email servers because security researchers say ransomware gangs are exploiting these flaws.