Network security solutions provider Barracuda warned customers that some of its Email Security Gateway (ESG) appliances were recently breached by threat actors exploiting a now-patched zero-day vulnerability. The vulnerability, tracked as CVE-2023-2868, resides in the module for email attachment screening, the issue was discovered on May 19 and the company fixed it with the release…

Latest tactics used by cybercriminals to bypass traditional email security

Cybercriminals are continuously using new strategies to get past email security gateways, with brand impersonation being used in 83 percent of spear-phishing attacks, while 1 in 3 business email compromise attacks are launched from Gmail accounts. Sextortion scams, a form of blackmail that makes up 10 percent of all spear-phishing attacks, continue to increase. Employees…