CISA Releases Security Advisory on Siemens Nucleus Real-Time Operating Systems

CISA has released an Industrial Control Systems ICS advisory detailing multiple vulnerabilities found in Siemens Nucleus Real-Time Operating Systems RTOS and supporting libraries. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. CISA encourages...

Siemens Nucleus RTOS TCP/IP Stack

1. EXECUTIVE SUMMARY CVSS v3 9.8 ATTENTION: Exploitable remotely/low attack complexity Vendor: Siemens Equipment: Nucleus Net, Nucleus ReadyStart, Capital VSTAR Vulnerabilities: Type Confusion, Improper Validation of Specified Quantity in Input, Out-of-bounds Read, Improper Restriction of...

Juniper Junos OS Vulnerability (JSA11226)

The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA11226 advisory. - A buffer overflow vulnerability in the TCP/IP stack of Juniper Networks Junos OS allows an attacker to send specific sequences of packets to the device thereby causing a...

Vulnerability of the Siemens LOGO! CMR family and SIMATIC RTU 3000 family security feature issues

The LOGO! CMR family is a communication system for monitoring and controlling distributed devices and systems via text messages or e-mail.Siemens SIMATIC RTU3000C is a compact RTU from Siemens, Germany is a low-power remote terminal unit RTU for energy self-sufficiency. A vulnerability in the...

Information disclosure

A vulnerability has been identified in LOGO! CMR2020 All versions V2.2, LOGO! CMR2040 All versions V2.2, SIMATIC RTU3010C All versions V4.0.9, SIMATIC RTU3030C All versions V4.0.9, SIMATIC RTU3031C All versions V4.0.9, SIMATIC RTU3041C All versions V4.0.9. The underlying TCP/IP stack does not...

CVE-2021-37186

Summary of CVE-2021-37186 : Siemens LOGO! CMR2020/CMR2040 and SIMATIC RTU3000 family implement an insufficiently random Initial Sequence Number (ISN) generator in their TCP/IP stack. This can allow an adjacent attacker with LAN access to interfere with traffic, spoof connections, and potentially ...

Siemens LOGO! CMR and SIMATIC RTU 3000 (Update A)

1. EXECUTIVE SUMMARY CVSS v3 5.4 ATTENTION: Low attack complexity Vendor: Siemens Equipment: LOGO! CMR, SIMATIC RTU 3000 Vulnerability: Use of Insufficiently Random Values 2. UPDATE INFORMATION This updated advisory is a follow-up to the original advisory titled ICSA-21-257-13 Siemens LOGO! CMR...

CVE-2021-0284

A buffer overflow vulnerability in the TCP/IP stack of Juniper Networks Junos OS allows an attacker to send specific sequences of packets to the device thereby causing a Denial of Service DoS. By repeatedly sending these sequences of packets to the device, an attacker can sustain the Denial of...

CVE-2021-0284

A buffer overflow vulnerability in the TCP/IP stack of Juniper Networks Junos OS allows an attacker to send specific sequences of packets to the device thereby causing a Denial of Service DoS. By repeatedly sending these sequences of packets to the device, an attacker can sustain the Denial of...

Buffer overflow

A buffer overflow vulnerability in the TCP/IP stack of Juniper Networks Junos OS allows an attacker to send specific sequences of packets to the device thereby causing a Denial of Service DoS. By repeatedly sending these sequences of packets to the device, an attacker can sustain the Denial of...

CVE-2021-0284 Junos OS: Upon receipt of specific sequences of genuine packets destined to the device the kernel will crash and restart (vmcore)

A buffer overflow vulnerability in the TCP/IP stack of Juniper Networks Junos OS allows an attacker to send specific sequences of packets to the device thereby causing a Denial of Service DoS. By repeatedly sending these sequences of packets to the device, an attacker can sustain the Denial of...

Unspecified Vulnerability in HCC Embedded InterNiche (CNVD-2021-59227)

HCC Embedded InterNiche is a newsletter software. A security vulnerability exists in HCC Embedded InterNiche. The vulnerability stems from the TCP/IP stack parsing HTTP POST request code and can be exploited by an attacker to cause a cache heap overflow...

Critical Flaws Affect Embedded TCP/IP Stack Widely Used in Industrial Control Devices

Cybersecurity researchers on Wednesday disclosed 14 vulnerabilities affecting a commonly-used TCP/IP stack used in millions of Operational Technology OT devices manufactured by no fewer than 200 vendors and deployed in manufacturing plants, power generation, water treatment, and critical...

CVE-2021-0283

A buffer overflow vulnerability in the TCP/IP stack of Juniper Networks Junos OS allows an attacker to send specific sequences of packets to the device thereby causing a Denial of Service DoS. By repeatedly sending these sequences of packets to the device, an attacker can sustain the Denial of...

Buffer overflow

A buffer overflow vulnerability in the TCP/IP stack of Juniper Networks Junos OS allows an attacker to send specific sequences of packets to the device thereby causing a Denial of Service DoS. By repeatedly sending these sequences of packets to the device, an attacker can sustain the Denial of...

CVE-2021-0283 Junos OS: Upon receipt of specific sequences of genuine packets destined to the device the kernel will crash and restart (vmcore)

A buffer overflow vulnerability in the TCP/IP stack of Juniper Networks Junos OS allows an attacker to send specific sequences of packets to the device thereby causing a Denial of Service DoS. By repeatedly sending these sequences of packets to the device, an attacker can sustain the Denial of...

CVE-2021-0283

CVE-2021-0283 is a buffer overflow in Juniper Networks Junos OS TCP/IP stack that enables DoS by sending crafted packets to the device. According to the sources, affected Junos OS versions include 12.3 before 12.3R12-S19; 15.1 before 15.1R7-S10; 16.1 (R1 and later), 16.2 (R1 and later), 17.1 (R1 ...

Juniper Junos OS Multiple Vulnerabilities (JSA11200)

The version of Junos OS installed on the remote host is affected by multiple vulnerabilities as referenced in the JSA11200 advisory. - A buffer overflow vulnerability in the TCP/IP stack of Juniper Networks Junos OS allows an attacker to send specific sequences of packets to the device thereby...

PT-2021-3881 · Juniper Networks · Junos

Name of the Vulnerable Software and Affected Versions: Juniper Networks Junos OS versions prior to 12.3R12-S19 Juniper Networks Junos OS versions prior to 15.1R7-S10 Juniper Networks Junos OS versions 16.1R1 and later versions Juniper Networks Junos OS versions 16.2R1 and later versions Juniper...

EulerOS Virtualization 3.0.2.2 : iscsi-initiator-utils (EulerOS-SA-2021-2138)

According to the versions of the iscsi-initiator-utils packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - An issue was discovered in Contiki through 3.0. An Out-of-Bounds Read vulnerability exists in the uIP TCP/IP Stack...