Honeywell Heist: Cybersecurity Breach Exposes Industrial Giants to Remote Threats

Honeywell’s latest thriller: “Vulnerability Vendetta,” featuring a colorful cast of cybersecurity no-nos. From stack-based buffoonery to unrestricted IP escapades, it’s a remote exploit romp with a CVSS score hitting a dramatic 9.1! Patch your popcorn, upgrade your systems, and brace for a firmware flick full of patchable plot twists. 🍿🔒 #HoneywellHacks

Hot Take:

When life gives you lemons, make lemonade—but when Honeywell gives you a buffet of vulnerabilities, make sure you’ve got a cybersecurity team armed to the teeth. With a CVSS v3 high score of 9.1, we’re not just talking about a slap on the wrist; we’re talking about a buffet of cyber woes that could give hackers a VIP pass to the control systems party. So, let’s buckle up and dive into the cybersecurity equivalent of an all-you-can-eat disaster.

Key Points:

  • Exploitable remotely with low attack complexity—because who doesn’t love convenience?
  • Apocalyptic smorgasbord of vulnerabilities including the classics: buffer overflows, path traversal, and exposed dangerous functions.
  • Affects a wide range of Honeywell products, like they’re trying to set a record or something.
  • Honeywell’s advice: upgrade ASAP or face the cyber music.
  • No reported exploitation in the wild—yet. It’s the calm before the storm, folks.
Cve id: CVE-2023-5401
Cve state: PUBLISHED
Cve assigner short name: Honeywell
Cve date updated: 04/17/2024
Cve description: Server receiving a malformed message based on a using the specified key values can cause a stack overflow vulnerability which could lead to an attacker performing remote code execution or causing a failure. See Honeywell Security Notification for recommendations on upgrading and versioning.

Cve id: CVE-2023-5393
Cve state: PUBLISHED
Cve assigner short name: Honeywell
Cve date updated: 04/25/2024
Cve description: Server receiving a malformed message that causes a disconnect to a hostname may causing a stack overflow resulting in possible remote code execution. Honeywell recommends updating to the most recent version of the product. See Honeywell Security Notification for recommendations on upgrading and versioning.

Cve id: CVE-2023-5405
Cve state: PUBLISHED
Cve assigner short name: Honeywell
Cve date updated: 04/17/2024
Cve description: Server information leak for the CDA Server process memory can occur when an error is generated in response to a specially crafted message. See Honeywell Security Notification for recommendations on upgrading and versioning.

Cve id: CVE-2023-5397
Cve state: PUBLISHED
Cve assigner short name: Honeywell
Cve date updated: 04/17/2024
Cve description: Server receiving a malformed message to create a new connection could lead to an attacker performing remote code execution or causing a failure. See Honeywell Security Notification for recommendations on upgrading and versioning.

Cve id: CVE-2023-5398
Cve state: PUBLISHED
Cve assigner short name: Honeywell
Cve date updated: 04/17/2024
Cve description: Server receiving a malformed message based on a list of IPs resulting in heap corruption causing a denial of service. See Honeywell Security Notification for recommendations on upgrading and versioning.

Cve id: CVE-2023-5394
Cve state: PUBLISHED
Cve assigner short name: Honeywell
Cve date updated: 04/11/2024
Cve description: Server receiving a malformed message that where the GCL message hostname may be too large which may cause a stack overflow; resulting in possible remote code execution. Honeywell recommends updating to the most recent version of the product. See Honeywell Security Notification for recommendations on upgrading and versioning.

Cve id: CVE-2023-5392
Cve state: PUBLISHED
Cve assigner short name: Honeywell
Cve date updated: 04/11/2024
Cve description: C300 information leak due to an analysis feature which allows extracting more memory over the network than required by the function. Honeywell recommends updating to the most recent version of the product. See Honeywell Security Notification for recommendations on upgrading and versioning.

Cve id: CVE-2023-5404
Cve state: PUBLISHED
Cve assigner short name: Honeywell
Cve date updated: 04/17/2024
Cve description: Server receiving a malformed message can cause a pointer to be overwritten which can result in a remote code execution or failure. See Honeywell Security Notification for recommendations on upgrading and versioning.

Cve id: CVE-2023-5390
Cve state: PUBLISHED
Cve assigner short name: Honeywell
Cve date updated: 01/31/2024
Cve description: An attacker could potentially exploit this vulnerability, leading to files being read from the Honeywell Experion ControlEdge VirtualUOC and ControlEdge UOC. This exploit could be used to read files from the controller that may expose limited information from the device. Honeywell recommends updating to the most recent version of the product. See Honeywell Security Notification for recommendations on upgrading and versioning.

Cve id: CVE-2023-5396
Cve state: PUBLISHED
Cve assigner short name: Honeywell
Cve date updated: 04/24/2024
Cve description: Server receiving a malformed message creates connection for a hostname that may cause a stack overflow resulting in possible remote code execution. See Honeywell Security Notification for recommendations on upgrading and versioning.

Cve id: CVE-2023-5406
Cve state: PUBLISHED
Cve assigner short name: Honeywell
Cve date updated: 04/17/2024
Cve description: Server communication with a controller can lead to remote code execution using a specially crafted message from the controller. See Honeywell Security Notification for recommendations on upgrading and versioning.

Cve id: CVE-2023-5400
Cve state: PUBLISHED
Cve assigner short name: Honeywell
Cve date updated: 04/17/2024
Cve description: Server receiving a malformed message based on a using the specified key values can cause a heap overflow vulnerability which could lead to an attacker performing remote code execution or causing a failure.  See Honeywell Security Notification for recommendations on upgrading and versioning.

Cve id: CVE-2023-5403
Cve state: PUBLISHED
Cve assigner short name: Honeywell
Cve date updated: 04/17/2024
Cve description: Server hostname translation to IP address manipulation which could lead to an attacker performing remote code execution or causing a failure. See Honeywell Security Notification for recommendations on upgrading and versioning.

Cve id: CVE-2023-5389
Cve state: PUBLISHED
Cve assigner short name: Honeywell
Cve date updated: 01/31/2024
Cve description: An attacker could potentially exploit this vulnerability, leading to the ability to modify files on Honeywell Experion ControlEdge VirtualUOC and ControlEdge UOC . This exploit could be used to write a file that may result in unexpected behavior based on configuration changes or updating of files that could result in subsequent execution of a malicious application if triggered. Honeywell recommends updating to the most recent version of the product. See Honeywell Security Notification for recommendations on upgrading and versioning. 

Cve id: CVE-2023-5395
Cve state: PUBLISHED
Cve assigner short name: Honeywell
Cve date updated: 04/17/2024
Cve description: Server receiving a malformed message that uses the hostname in an internal table may cause a stack overflow resulting in possible remote code execution. See Honeywell Security Notification for recommendations on upgrading and versioning.

Cve id: CVE-2023-5407
Cve state: PUBLISHED
Cve assigner short name: Honeywell
Cve date updated: 04/17/2024
Cve description: Controller denial of service due to improper handling of a specially crafted message received by the controller. See Honeywell Security Notification for recommendations on upgrading and versioning.

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Attackers' Delight

Picture this: a landscape of industrial control systems as far as the eye can see, all ripe for the picking thanks to a smattering of cybersecurity vulnerabilities that could let attackers read, write, and run amok remotely. We're talking full-on remote code execution, privilege escalation, and sensitive info disclosure. If cybercriminals were farmers, this would be their harvest season.

Who's on the Hit List?

Oh, just a casual list of Honeywell's greatest hits: Experion PKS, LX, PlantCruise, Safety Manager, and Safety Manager SC. If your industrial controls are running any version older than the latest and greatest, you might as well hang a “Hack Me” sign on your server racks.

The Nitty-Gritty Details

With vulnerabilities named like bad sci-fi movie titles—CVE-2023-5389, CVE-2023-5390, and their friends—all with CVSS scores that scream "Danger, Will Robinson!" we're looking at a situation that could turn your average plant floor into a hacker's playground.

The Mitigation Station

Honeywell's serving up some fresh patches with a side of "get it together and update now" for dessert. But if you're the type who likes to live dangerously, CISA's got a laundry list of mitigation tactics, from keeping your control systems off the internet (because duh) to hiding behind firewalls like they're your personal cybersecurity blanket.

Defensive Playbook

CISA is not messing around; they're handing out cybersecurity strategies like Oprah gives away cars. They’ve got best practices, technical info papers, and even a snazzy acronym (ICS-TIP-12-146-01B), all designed to help you keep the cyber barbarians at the gates.

In the end, while the cyber streets aren't yet filled with the chaos of public exploitation, it's only a matter of time before someone takes a bite of this forbidden fruit. So, let's get patching before the hackers start their feast, shall we?

Tags: Critical Infrastructure Protection, CVSS Scores, Honeywell Security Update, industrial control systems, Network Security Vulnerabilities, Remote Code Execution, vulnerability management