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February 15, 2023

The OpenSSH team surfaced a security issue earlier this month that specifically affects OpenSSH server version 9.1p1 (a.k.a. version 9.1). This version contains a memory double-free vulnerability (tracked as CVE-2023-25136) that can be reached pre-authentication by a remote …

February 8, 2023

This Rapid Response post covers ESXiArgs, a new strain of ransomware that is targeting VMware ESXi servers. Learn how you can find potentially affected servers on your network.

February 3, 2023

Printer manufacturer Lexmark recently published details on a vulnerability that affects over 100 of their printer models. Learn how runZero can help you find potentially affected assets.

December 9, 2022

Cisco 7800 and 8800 IP phones can be found in many companies and organizations. Successful exploitation of this vulnerability can provide an unauthenticated attacker in the same network segment or VLAN with remote code execution or denial-of-service capabilities.

December 5, 2022

MegaRAC can be found in many server manufacturers’ Baseboard Management Controllers (BMCs), including AMD, Ampere Computing, ASRock, Asus, ARM, Dell EMC, Gigabyte, HPE, Huawei, Inspur, Lenovo, Nvidia, Qualcomm, Quanta, and Tyan. Successful exploitation of these …

October 11, 2022

A critical authentication bypass vulnerability was found in the web administration interface of some Fortinet products. Tracked as CVE-2022-40684, successful exploitation of this vulnerability via crafted HTTP and HTTPS requests can provide remote attackers with admin-level …

September 30, 2022

GTSC, a Vietnamese security firm, recently discovered two zero-day vulnerabilities that affect Microsoft Exchange Server 2013, 2016, and 2019. These two vulnerabilities are being tracked as CVE-2022-41040 and CVE-2022-41082.

August 4, 2022

The Trellix Threat Labs Vulnerability Research team recently published vulnerability details affecting almost 30 models of DrayTek Vigor routers. This vulnerability resides in the management interface login page and is trivial to exploit via buffer overflow. An …

July 29, 2022

X.509 certificates are used to secure communications over both trusted and untrusted networks. Protocols such as Transport Layer Security (TLS) rely on X.509 certificates to keep their communications secure between endpoints. Each X.509 certificate is composed of a public …

June 21, 2022

Last month, researcher Alex Nichols at Nettitude reported a vulnerability in Microsoft’s Windows VPN software that could allow for remote code execution or local privilege escalation by an attacker. This vulnerability lies in a use-after-free condition that can occur in the …