Vulnerability CVE-2011-5008
Published: 2011-12-24   Modified: 2012-02-13

Description:
Integer overflow in the GatewayService component in 3S CoDeSys 3.4 SP4 Patch 2 allows remote attackers to execute arbitrary code via a large size value in the packet header, which triggers a heap-based buffer overflow.

Type:

CWE-189

 (Numeric Errors)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
3ssoftware -> Codesys 

 References:
http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-336-01A.pdf
http://www.osvdb.org/77386
http://secunia.com/advisories/47018
http://seclists.org/bugtraq/2011/Nov/178
http://aluigi.altervista.org/adv/codesys_1-adv.txt
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