CVE-2012-4691

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.

Published: Dec 18, 2012Updated: Apr 29, 2026 Sources: CVE List NVD csafCWE-399

3.3LOW

Description

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.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:AAccess Vector

Adjacent Network

AC:LAccess Complexity

Low

Au:NAuthentication

None

Impact

C:NConfidentiality

None

I:NIntegrity

None

A:PAvailability

Partial

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Weaknesses

CWE-399

Affected Products

siemens

commercial·DEaka siemens ag

automation license manager

ICS / OT / IoT

and 1 more affected products View all →

Exploitability

Official Patch Available

References

https://cert-portal.siemens.com/productcert/csaf/ssa-783261.json

cert-portal.siemens.com

https://cert-portal.siemens.com/productcert/html/ssa-783261.html

cert-portal.siemens.com

https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2012/icsa-12-349-01.json

raw.githubusercontent.com

and 12 more references View all →

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