{"id":21082,"date":"2025-04-10T21:54:59","date_gmt":"2025-04-10T21:54:59","guid":{"rendered":""},"modified":"2025-10-16T17:20:33","modified_gmt":"2025-10-16T23:20:33","slug":"cve-2023-33472-scada-lts-remote-privilege-escalation-vulnerability","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2023-33472-scada-lts-remote-privilege-escalation-vulnerability\/","title":{"rendered":"CVE-2023-33472: Scada-LTS Remote Privilege Escalation Vulnerability<\/strong>"},"content":{"rendered":"

Overview<\/strong>
\nIn this blog post, we will take an in-depth look at a significant security vulnerability, CVE-2023-33472, that affects Scada-LTS v2.7.5.2 build 4551883606 and prior versions. This vulnerability allows remote attackers with low-level authentication to escalate privileges, execute arbitrary code, and obtain sensitive information. With a CVSS Severity Score of 8.8, the threat posed by this vulnerability<\/a> is substantial.<\/p>\n

Vulnerability Summary<\/strong>
\nCVE-2023-33472 is a severe vulnerability in Scada-LTS v2.7.5.2 build 4551883606 and earlier versions<\/a>. It allows remote attackers with low-level authentication<\/a> to abuse the Event Handlers function to escalate privileges, execute arbitrary code, and gain access to confidential information. The potential of system compromise or data leakage makes this vulnerability a critical<\/a> concern for all Scada-LTS users.<\/p>\n

How the Exploit Works<\/strong>
\nThe vulnerability lies in the Event<\/a> Handlers function of Scada-LTS. Event Handlers are meant to respond to specific events within a system. However, in the affected versions, an attacker with low-level authentication can manipulate these handlers to escalate their privileges<\/a> within the system.<\/p>\n

Once the attacker has escalated their privileges, they can execute arbitrary code<\/a>. This ability opens the door for a variety of malicious activities, including system compromise or data<\/a> leakage.<\/p>\n

Conceptual Example Code<\/strong>
\nA specific example code for this exploit is not available. However, the general concept would involve an attacker crafting a malicious request to the Event Handlers function to escalate their privileges and then execute arbitrary code<\/a>.<\/p>\n

The request would likely follow the structure:<\/p>\n

“`http
\nPOST \/eventhandler\/api\/escalate HTTP\/1.1
\nHost: vulnerable-website.com
\nAuthorization: Basic [attacker’s low-level authentication]
\nContent-Type: application\/json<\/p>\n

{
\ncode_to_execute”: “malicious code<\/a> here
\n}
\n“`<\/p>\n

Please note<\/a> that this is a conceptual example and the actual exploit may vary in complexity and structure.
\nPotential Risks<\/strong>
\nThe potential risks of CVE-2023-33472 are significant. An attacker could potentially gain full control over a system<\/a>, leading to:<\/p>\n

1. Unauthorized access to sensitive data<\/a>
\n2. Data leakage<\/a>
\n3. System disruptions
\n4. Permanent loss of data<\/a>
\n5. Financial loss due to system downtime or data breaches<\/a><\/p>\n

The CVSS Severity Score of 8.8 highlights the severity of these risks.<\/p>\n

Mitigation Recommendations<\/strong>
\nTo protect against CVE-2023-33472, the recommended mitigation strategy is to apply the vendor patch. Scada-LTS has likely issued a patch to correct this vulnerability in their newer versions<\/a>.<\/p>\n

If applying the patch is not immediately feasible, using a Web Application Firewall<\/a> (WAF) or Intrusion Detection System (IDS) can provide temporary mitigation. These systems can detect and block malicious requests<\/a> to the Event Handlers function.<\/p>\n

Conclusion<\/strong>
\nCVE-2023-33472 is a serious vulnerability in Scada-LTS v2.7.5.2 build<\/a> 4551883606 and earlier versions. It allows remote attackers with low-level authentication to escalate their privileges, execute arbitrary code<\/a>, and potentially compromise systems or leak data.<\/p>\n

Immediate mitigation is essential to protect against this vulnerability<\/a>. Apply the vendor patch as soon as possible or use a WAF\/IDS for temporary protection. Stay vigilant and regularly update your systems to protect against such vulnerabilities<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"

Overview In this blog post, we will take an in-depth look at a significant security vulnerability, CVE-2023-33472, that affects Scada-LTS v2.7.5.2 build 4551883606 and prior versions. This vulnerability allows remote attackers with low-level authentication to escalate privileges, execute arbitrary code, and obtain sensitive information. With a CVSS Severity Score of 8.8, the threat posed by […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"vendor":[],"product":[],"attack_vector":[76],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-21082","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-privilege-escalation"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t