Security News
Print management software provider PaperCut said that it has "Evidence to suggest that unpatched servers are being exploited in the wild," citing two vulnerability reports from cybersecurity company Trend Micro. "PaperCut has conducted analysis on all customer reports, and the earliest signature of suspicious activity on a customer server potentially linked to this vulnerability is 14th April 01:29 AEST / 13th April 15:29 UTC," it further added.
The U.S. Cybersecurity and Infrastructure Security Agency has added two vulnerabilities to its Known Exploited Vulnerabilities catalog, based on evidence of active exploitation. The development comes as tech news site Ars Technica disclosed late last month that Android apps digitally signed by China's e-commerce company Pinduoduo weaponized the flaw to seize control of the devices and steal sensitive data, citing analysis from mobile security firm Lookout.
When Adobe released security updates for its ColdFusion application development platform last month, it noted that one of the vulnerabilities had been exploited in the wild "In very limited attacks." CVE-2023-26360 is an improper access control vulnerability that could result in arbitrary code execution in the context of the current user, and was reported to Adobe by security consultants Charlie Arehart and Pete Freitag.
Critical security flaws in Cacti, Realtek, and IBM Aspera Faspex are being exploited by various threat actors in hacks targeting unpatched systems. CVE-2022-46169 relates to a critical authentication bypass and command injection flaw in Cacti servers that allows an unauthenticated user to execute arbitrary code.
Microsoft today published a detailed guide aiming to help customers discover signs of compromise via exploitation of a recently patched Outlook zero-day vulnerability. Microsoft also shared guidance on how to block future attacks targeting this vulnerability, urging organizations to install the recently released Outlook security update.
Veeam Backup & Replication admins, get patching!Veeam Software has patched CVE-2023-27532, a high-severity security hole in its widely-used Veeam Backup & Replication solution, and is urging customer to implement the fix as soon as possible. Fortinet plugs critical RCE hole in FortiOS, FortiProxyFortinet has patched 15 vulnerabilities in a variety of its products, including CVE-2023-25610, a critical flaw affecting devices running FortiOS and FortiProxy.
The U.S. Cybersecurity and Infrastructure Security Agency has added a high-severity flaw affecting the ZK Framework to its Known Exploited Vulnerabilities catalog based on evidence of active exploitation. Tracked as CVE-2022-36537, the issue impacts ZK Framework versions 9.6.1, 9.6.0.1, 9.5.1.3, 9.0.1.2, and 8.6.4.1, and allows threat actors to retrieve sensitive information via specially crafted requests.
Threat actors are promoting a new 'Exfiltrator-22' post-exploitation framework designed to spread ransomware in corporate networks while evading detection. Threat analysts at CYFIRMA claim that this new framework was created by former Lockbit 3.0 affiliates who are experts in anti-analysis and defense evasion, offering a robust solution in exchange for a subscription fee.
An open source command-and-control framework known as Havoc is being adopted by threat actors as an alternative to other well-known legitimate toolkits like Cobalt Strike, Sliver, and Brute Ratel. Cybersecurity firm Zscaler said it observed a new campaign in the beginning of January 2023 targeting an unnamed government organization that utilized Havoc.
Security researchers are seeing threat actors switching to a new and open-source command and control framework known as Havoc as an alternative to paid options such as Cobalt Strike and Brute Ratel. Among its most interesting capabilities, Havoc is cross-platform and it bypasses Microsoft Defender on up-to-date Windows 11 devices using sleep obfuscation, return address stack spoofing, and indirect syscalls.