An authentication bypass Zimbra security vulnerability is actively exploited to compromise Zimbra Collaboration Suite (ZCS) email servers worldwide.According to threat intelligence firm Volexity, attackers have been abusing a ZCS remote code execution flaw tracked as CVE-2022-27925 requiring authentication with the help of an auth bypass bug (tracked as CVE-2022-37042). Description: CVE-2022-27925: Zimbra Collaboration (aka ZCS) 8.8.15 and 9.0 has mboximport functionality that receives a ZIP...
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Description:kernel/bpf/verifier.c in the Linux kernel through 5.15.14 allows local users to gain privileges because of the availability of pointer arithmetic via certain *_OR_NULL pointer types. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. Impact: A local attacker may exploit this issue to gain elevated root privileges on the affected system. Mitigation: Updates...
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Microsoft has released updates to address multiple vulnerabilities in Microsoft software. An attacker can exploit some of these vulnerabilities to take control of an affected system. CVE-2022-30190, also known as “Follina” — the RCE vulnerability in the Microsoft Windows Support Diagnostic Tool that was disclosed in late May and exploited in the wild — has now received patches for affected Windows systems. While Microsoft had...
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Security researchers have discovered a new Microsoft Office zero-day vulnerability that is being used in attacks to execute maliciously PowerShell commands via Microsoft Diagnostic Tool (MSDT) simply by opening a Word document. Workarounds: In Microsoft Defender’s Attack Surface Reduction (ASR) activating the rule “Block all Office applications from creating child processes” in Block mode will prevent this from being exploited.[https://docs.microsoft.com/en-us/microsoft-365/security/defender-endpoint/attack-surface-reduction-rules-reference?view=o365-worldwide#block-all-office-applications-from-creating-child-processes] Disable the MSDT URL Protocol....
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CVE-2022-1388: On F5 BIG-IP 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5.1, 14.1.x versions prior to 14.1.4.6, 13.1.x versions prior to 13.1.5, and all 12.1.x and 11.6.x versions, undisclosed requests may bypass iControl REST authentication. Impact: This vulnerability may allow an unauthenticated attacker with network access to the BIG-IP system through the management port and/or self IP addresses to execute arbitrary system commands,...
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