Zeek in Action Videos

This is a quick note to point blog readers to my Zeek in Action YouTube video series for the Zeek network security monitoring project. Each video addresses a topic that I think might be of interest to people trying to understand their network using Zeek and adjacent tools and approaches, like...

CVE-2021-3659

A NULL pointer dereference flaw was found in the Linux kernel’s IEEE 802.15.4 wireless networking subsystem in the way the user closes the LR-WPAN connection. This flaw allows a local user to crash the system. The highest threat from this vulnerability is to system availability. Mitigation To...

[SECURITY] [DLA 2718-1] intel-microcode security update

----------------------------------------------------------------------- Debian LTS Advisory DLA-2718-1 [email protected] https://www.debian.org/lts/security/ Utkarsh Gupta July 23, 2021 https://wiki.debian.org/LTS - -----------------------------------------------------------------------...

CVE-2021-33478

The TrustZone implementation in certain Broadcom MediaxChange firmware could allow an unauthenticated, physically proximate attacker to achieve arbitrary code execution in the TrustZone Trusted Execution Environment TEE of an affected device. This, for example, affects certain Cisco IP Phone and...

Code injection

The TrustZone implementation in certain Broadcom MediaxChange firmware could allow an unauthenticated, physically proximate attacker to achieve arbitrary code execution in the TrustZone Trusted Execution Environment TEE of an affected device. This, for example, affects certain Cisco IP Phone and...

CVE-2021-33478

The CVE-2021-33478 issue concerns the TrustZone implementation in Broadcom MediaxChange firmware, affecting Cisco IP Phone and Wireless IP Phone devices. The vulnerability allows an unauthenticated, physically proximate attacker to achieve arbitrary code execution in the TrustZone TEE, with explo...

CVE-2021-33478

The TrustZone implementation in certain Broadcom MediaxChange firmware could allow an unauthenticated, physically proximate attacker to achieve arbitrary code execution in the TrustZone Trusted Execution Environment TEE of an affected device. This, for example, affects certain Cisco IP Phone and...

Elevation of privilege vulnerabilities in multiple Huawei products

Huawei eCNS280TD is a core network device for the wireless broadband trunking system from Huawei China. Huawei ESE620X vESS is a virtual enterprise service controller from Huawei China. An elevation of privilege vulnerability exists in several Huawei products. The vulnerability stems from the fac...

D-LINK DIR-3040 服务组件使用默认密码（CVE-2021-21818）

The DIR-3040 is an AC3000-based wireless internet router. Zebra is an IP routing manager that provides kernel routing table updates, interface lookups, and redistribution of routes between different routing protocols. The DIR-3040 runs this service by default on TCP port 2601 and can be accessed ...

CVE-2021-2362

Vulnerability in the Oracle Field Service product of Oracle E-Business Suite component: Wireless. Supported versions that are affected are 12.1.1-12.1.3. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Field Service. Successful...

Oracle E-Business Suite has an unspecified vulnerability (CNVD-2021-54693)

Oracle E-Business Suite E-Business Suite is a fully integrated global business management software from Oracle Corporation USA. The software provides customer relationship management, service management, financial management, and other functions.An unspecified vulnerability exists in the Wireless...

CVE-2021-2362

Vulnerability in the Oracle Field Service product of Oracle E-Business Suite component: Wireless. Supported versions that are affected are 12.1.1-12.1.3. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Field Service. Successful...

Oracle E-Business Suite输入验证错误漏洞

Oracle E-Business Suite E-Business Suite is a fully integrated global business management software from Oracle Corporation USA. The software provides customer relationship management, service management, financial management, and other functions.An unspecified vulnerability exists in the Wireless...

Vulnerability Spotlight: Multiple vulnerabilities in D-LINK DIR-3040

Dave McDaniel discovered these vulnerabilities. Blog by Jon Munshaw. Cisco Talos recently discovered multiple vulnerabilities in the D-LINK DIR-3040 wireless router. The DIR-3040 is an AC3000-based wireless internet router. These vulnerabilities could allow an attacker to carry out a... This is...

Unspecified Vulnerability in VIAware

Kramer Electronics VIAware is a wireless presentation collaboration software solution from Kramer Electronics, Israel. A security vulnerability exists in all tested versions of KramerAV VIAWare, which can be exploited by an attacker to elevate privileges via misconfigured sudo...

D-LINK DIR-3040 Syslog information disclosure vulnerability

Talos Vulnerability Report TALOS-2021-1283 D-LINK DIR-3040 Syslog information disclosure vulnerability July 15, 2021 CVE Number CVE-2021-21818 Summary A hard-coded password vulnerability exists in the Zebra IP Routing Manager functionality of D-LINK DIR-3040 1.13B03. A specially crafted network...

DEPSTECH WiFi Digital Microscope 安全漏洞

DEPSTECH WiFi Digital Microscope is a wifi industrial endoscope from Shenzhen Shenhai Innovation Technology Co., Ltd. in China. DEPSTECH WiFi Digital Microscope 3 has a security vulnerability that allows remote attackers to change the SSID and password and demand a ransom from the legitimate devi...

DEPSTECH WiFi Digital Microscope 安全漏洞

DEPSTECH WiFi Digital Microscope is a wifi industrial endoscope from Shenzhen Shenzhen Deepsea Innovation Technology Co. A security vulnerability exists in the DEPSTECH WiFi Digital Microscope 3, which stems from the device allowing TELNET connections using the molinkadmin password for the molink...

D-LINK DIR-3040 Libcli command injection vulnerability

Summary A code execution vulnerability exists in the Libcli Test Environment functionality of D-LINK DIR-3040 1.13B03. A specially crafted network request can lead to arbitrary command execution. An attacker can send a sequence of requests to trigger this vulnerability. Tested Versions D-LINK...

DEPSTECH WiFi Digital Microscope 安全漏洞

DEPSTECH WiFi Digital Microscope is a wifi industrial endoscope from Shenzhen Shenhai Innovation Technology Co., Ltd. in China. DEPSTECH WiFi Digital Microscope 3 has a security vulnerability that could be exploited by attackers to gain access to sensitive information...