CVE-2011-4530

23Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendepss 4.4%

from disclosure to weapon0 days

Published on NVDJan 8

1st PoCNov 28

exploitation probability

4.4%top 10% of all CVEs

observed exploitation

nono source reports it

1 public exploit(s)

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.

Affected products

n/a · n/a

public PoCs found — 1✓ VexDay Proof

exploitdb✓ VexDay Proofwww.exploit-db.com/exploits/18165

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

References

http://aluigi.altervista.org/adv/almsrvx_1-adv.txt 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 http://support.automation.siemens.com/WW/view/en/114358 http://www.us-cert.gov/control_systems/pdf/ICSA-11-361-01.pdf