Siemens Automation License Manager Uncontrolled Resource Consumption
A vulnerability was identified in the Automation License Manager software before V5.2 that could be triggered by sending specially crafted packets to port 4410/tcp of an affected system. This could cause a denial of service preventing legitimate users from using the system. Siemens has released a new version for Automation License Manager and recommends to update to the latest version.
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2012-4691US | low3.3 | — | ||
Memory leak in Siemens Automation License Manager (ALM) 4.x and 5.x before 5.2 allows remote attackers to cause a denial of service (memory consumption) via crafted packets. | ||||
references
External citations — patches, advisories, analysis.
- SSA-783261: Denial of Service Vulnerability in Automation License Manager (ALM) Before V5.2 - CSAF Versionself
- SSA-783261: Denial of Service Vulnerability in Automation License Manager (ALM) Before V5.2 - HTML Versionself
- ICS Advisory ICSA-12-349-01 JSONself
- ICS Advisory ICSA-12-349-01 - Web Versionself
- Recommended Practicesexternal
- Recommended Practicesexternal
- Recommended Practicesexternal
- Recommended Practicesexternal
remediations (2)
- MitigationAutomation License Manager
If remote connections are needed, limit remote access to port 4410/tcp to trusted systems only
- FixedAutomation License Manager
Update to V5.2 or later version
https://support.industry.siemens.com/cs/ww/en/view/114358/
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