Vulnerability Details : CVE-2011-4530
Siemens Automation License Manager (ALM) 4.0 through 5.1+SP1+Upd1 does not properly copy fields obtained from clients, which allows remote attackers to cause a denial of service (exception and daemon crash) via long fields, as demonstrated by fields to the (1) open_session->workstation->NAME or (2) grant->VERSION function.
Vulnerability category: Input validationDenial of service
Products affected by CVE-2011-4530
- cpe:2.3:a:siemens:automation_license_manager:*:sp1:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2011-4530
4.40%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 93 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2011-4530
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST |
CWE ids for CVE-2011-4530
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2011-4530
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http://aluigi.altervista.org/adv/almsrvx_1-adv.txt
Exploit
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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
Security update of the Automation License Manager (ALM) - ID: 57252401 - Industry Support SiemensVendor Advisory
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http://www.us-cert.gov/control_systems/pdf/ICSA-11-361-01.pdf
404 - File Not Found | CISAUS Government Resource
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http://support.automation.siemens.com/WW/view/en/114358
Handling programs for authorizing or licensing SIMATIC products. - ID: 114358 - Industry Support Siemens
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