CVE-2011-4531

N/A Unknown
Published: January 08, 2012 Modified: April 29, 2026
View on NVD

Description

Siemens Automation License Manager (ALM) 4.0 through 5.1+SP1+Upd1 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via crafted content in a (1) get_target_ocx_param or (2) send_target_ocx_param command.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://aluigi.altervista.org/adv/almsrvx_1-adv.txt
Source: cret@cert.org
Exploit
http://support.automation.siemens.com/WW/llisapi.dll/57252401?func=ll&objId=57252401&objAction=csView&nodeid0=17323948&lang=en&siteid=cseus&aktprim=0&extranet=standard&viewreg=WW&load=content
Source: cret@cert.org
Vendor Advisory
http://support.automation.siemens.com/WW/view/en/114358
Source: cret@cert.org
http://www.us-cert.gov/control_systems/pdf/ICSA-11-361-01.pdf
Source: cret@cert.org
US Government Resource
http://aluigi.altervista.org/adv/almsrvx_1-adv.txt
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit
http://support.automation.siemens.com/WW/llisapi.dll/57252401?func=ll&objId=57252401&objAction=csView&nodeid0=17323948&lang=en&siteid=cseus&aktprim=0&extranet=standard&viewreg=WW&load=content
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
http://support.automation.siemens.com/WW/view/en/114358
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.us-cert.gov/control_systems/pdf/ICSA-11-361-01.pdf
Source: af854a3a-2127-422b-91ae-364da2661108
US Government Resource

8 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
8.9%
95th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-20

Affected Vendors

siemens

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