Threat Source newsletter for May 7, 2020

Newsletter compiled by Jon Munshaw. Welcome to this week’s Threat Source newsletter — the perfect place to get caught up on all things Talos from the past week. With all of us working from home, Beers with Talos episodes are coming out faster than ever. This week, we have an actual episode with...

3S-Smart Software Solutions CODESYS Runtime Remote Code Execution Vulnerability

3S-Smart Software Solutions CODESYS Runtime is a controller real-time runtime system based on IEC61131-3 standard programming from 3S-Smart Software Solutions, Germany. The system transforms any embedded or PC-based device into an IEC61131-3 compliant industrial controller. A security vulnerabili...

3S CODESYS Runtime 3.x < 3.5.15.40 Multiple Vulnerabilities

Binary data scadacodesysruntime351540.nbin...

CoDeSys v3.5.15.20 suffers from dll hijacking vulnerability

CoDeSys is a powerful PLC software programming tool, manufacturer-independent IEC 61131-1 programming software, which supports the IEC61131-3 standard IL, ST, FBD, LD, CFC, SFC six PLC programming languages, the user can choose a different language to edit subroutines, function modules, etc. in t...

CoDeSys V3 CmpRouter and CmpRouterEmbedded Integer Overflow (CVE-2019-5105)

An integer overflow vulnerability exists in CoDeSys V3 CmpRouter and CmpRouterEmbedded components. The vulnerability is due to improper validation of user-supplied data. A remote, unauthenticated attacker could exploit this vulnerability by sending a crafted message to the target server. Successf...

Denial of Service Vulnerability in Codesys v3

Codesys is a powerful PLC software programming tool. A denial of service vulnerability exists in Codesys v3, which can be exploited by an attacker to cause a denial of service...

3S CODESYS Runtime 3.x < 3.5.14.20 Multiple Vulnerabilities

Binary data scadacodesysruntime351420.nbin...

CODESYS Web Server Buffer Overflow (CVE-2020-10245)

A buffer overflow vulnerability exists in CODESYS web server. Successful exploitation of this vulnerability could result in a denial of service condition...

Critical CODESYS Bug Allows Remote Code Execution

A critical flaw in a web server for the CODESYS automation software for engineering control systems could allow a remote, unauthenticated attacker to crash a server or execute code. The bug is rated 10 out of 10 on the CVSS v.2 vulnerability severity scale and requires little skill to exploit, th...

CVE-2019-5105

An exploitable memory corruption vulnerability exists in the Name Service Client functionality of 3S-Smart Software Solutions CODESYS GatewayService. A specially crafted packet can cause a large memcpy, resulting in an access violation and termination of the process. An attacker can send a packet...

CVE-2019-5105

An exploitable memory corruption vulnerability exists in the Name Service Client functionality of 3S-Smart Software Solutions CODESYS GatewayService. A specially crafted packet can cause a large memcpy, resulting in an access violation and termination of the process. An attacker can send a packet...

Memory corruption

An exploitable memory corruption vulnerability exists in the Name Service Client functionality of 3S-Smart Software Solutions CODESYS GatewayService. A specially crafted packet can cause a large memcpy, resulting in an access violation and termination of the process. An attacker can send a packet...

CVE-2019-5105

An exploitable memory corruption vulnerability exists in the Name Service Client functionality of 3S-Smart Software Solutions CODESYS GatewayService. A specially crafted packet can cause a large memcpy, resulting in an access violation and termination of the process. An attacker can send a packet...

CVE-2019-5105

A memory‑corruption vulnerability exists in the 3S-Smart CODESYS GatewayService Name Service Client. A crafted packet can trigger a large memcpy, causing an access violation and process termination. The issue affects all CODESYS V3 products prior to V3.5.16.10 that contain CmpRouter or CmpRouterE...

CVE-2020-10245

CODESYS V3 web server before 3.5.15.40, as used in CODESYS Control runtime systems, has a buffer overflow...

CVE-2020-10245

CODESYS V3 web server before 3.5.15.40, as used in CODESYS Control runtime systems, has a buffer overflow...

Buffer overflow

CODESYS V3 web server before 3.5.15.40, as used in CODESYS Control runtime systems, has a buffer overflow...

CVE-2020-10245

CODESYS V3 web server before 3.5.15.40, as used in CODESYS Control runtime systems, has a buffer overflow...

CVE-2020-10245

CVE-2020-10245 concerns the CODESYS V3 web server (used in CODESYS Control runtime systems) with a heap-based buffer overflow in the web server handling path. Public sources in the connected documents confirm the issue affects CODESYS V3 web server before 3.5.15.40, enabling a remote attacker to ...

CVE-2020-10245

CODESYS V3 web server before 3.5.15.40, as used in CODESYS Control runtime systems, has a buffer overflow. Recent assessments: zeroSteiner at May 07, 2020 9:03pm UTC reported: The following analysis is based on CODESYS 3.5.15.20: Installer file: CODESYS 3.5.15.20.exe, SHA-1...