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ICS Patch Tuesday: Siemens, Schneider Electrical Tackle 59 Vulnerabilities

By Eduard Kovacs on July 12, 2022

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Industrial giants Siemens and Schneider Electrical have launched their Patch Tuesday safety advisories for July 2022, with a complete of 13 advisories describing 59 vulnerabilities.

Siemens

Siemens has launched 19 new advisories that describe 46 vulnerabilities affecting the corporate’s merchandise. Two advisories are for flaws which have been rated “essential” with a CVSS rating of 10.

As a sidenote, CVSS scores are sometimes deceptive within the case of vulnerabilities present in industrial management methods (ICS), however distributors usually spotlight the CVSS rating so this abstract may even give attention to the safety holes with the very best scores. Industrial organizations ought to examine all advisories from the 2 distributors and assess the dangers for his or her particular setting.

One of many advisories describes three essential and high-severity vulnerabilities within the SIMATIC CP 1543-1 communication processor. Siemens says exploitation of the issues can result in arbitrary code execution with elevated privileges, however assaults can solely be launched if the Distant Join Server (SRCS) VPN characteristic is used — the characteristic shouldn’t be enabled by default.

The second advisory describes one essential and one high-severity vulnerability within the SIMATIC eaSie digital assistant. The bugs might be exploited remotely to ship arbitrary requests to the system and trigger a DoS situation.

One other essential vulnerability addressed in Siemens’ newest spherical of advisories is a DHCP problem that impacts older SINAMICS Excellent Concord GH180 drives and may enable entry to the drive’s inner community.

The corporate has additionally knowledgeable prospects a couple of essential authentication bypass vulnerability within the Opcenter High quality high quality administration system.

SCALANCE X switches are affected by a number of essential and high-severity flaws that may be exploited for DoS assaults or brute power assaults that may result in session hijacking.

Ten advisories describe high-severity vulnerabilities. One in every of them covers 20 vulnerabilities within the firm’s PADS Viewer product, which might be exploited for distant code execution by tricking the focused consumer into opening a specifically crafted file.

Study extra about vulnerabilities in industrial methods at

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Different high-severity advisories describe points in EN100 Ethernet modules, RUGGEDCOM ROS and ROX units, SIMATIC MV500 units, Simcenter Femap and Parasolid design instruments, JT2Go and Teamcenter visualization merchandise, and SICAM A8000 units. They embody command injection, DoS, distant code execution, and authentication points.

Medium-severity vulnerabilities have been present in Mendix purposes and SICAM GridEdge software program.

Siemens has began releasing patches, however fixes might not but be out there for sure merchandise. Till these patches do develop into out there, the seller recommends mitigations and workarounds.

Schneider Electrical

Schneider Electrical has launched 4 new advisories that describe 13 vulnerabilities. One in every of them describes a high-severity OS command injection problem within the SpaceLogic C-Bus Dwelling Controller product.

Schneider has additionally knowledgeable prospects that a few of its OPC UA and X80 superior RTU communication modules are affected by three high-severity vulnerabilities that may be exploited for DoS assaults, in addition to 4 medium-severity bugs that might enable an attacker to load an unauthorized firmware picture.

The corporate has additionally launched an advisory for high- and medium-severity flaws in Easergy P5 safety relays that might enable an attacker to trigger a DoS situation, get hold of a tool’s credentials, or achieve full management of a relay.

One medium-severity vulnerability that may be leveraged to realize entry to different units on the community has been present in Schneider’s Acti9 PowerTag Hyperlink C vitality monitoring product.

The seller has launched patches and/or mitigations for these vulnerabilities.

Associated: ICS Patch Tuesday: Siemens, Schneider Electrical Tackle Over 80 Vulnerabilities

Associated: ICS Patch Tuesday: Siemens, Schneider Electrical Tackle 43 Vulnerabilities

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