Vulnerability CVE-2010-4709


Published: 2011-01-28   Modified: 2012-02-13

Description:
Heap-based buffer overflow in Automated Solutions Modbus/TCP Master OPC Server before 3.0.2 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a MODBUS response packet with a crafted length field.

Type:

CWE-119

(Improper Restriction of Operations within the Bounds of a Memory Buffer)

Vendor: Automatedsolutions
Product: Modbus/tcp master opc server 
Version:
3.0.1
3.0.0
2.9_build_2.9.3
2.9.5
2.9.4
2.9.1
2.9
2.8
2.7f
2.7e
2.7d
2.7c
2.7b
2.7a
2.7
2.6b
2.6a
2.6
2.5
2.4a
2.4
2.3a
2.3
2.2a
2.2
2.12.3
2.12.1
2.12
2.11
2.10
2.0_build_1
2.0a
2.0

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.6/10
10/10
4.9/10
Exploit range
Attack complexity
Authentication
Remote
High
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete

 References:
http://www.kb.cert.org/vuls/id/768840
http://xforce.iss.net/xforce/xfdb/64944
http://www.vupen.com/english/advisories/2011/0209
http://www.us-cert.gov/control_systems/pdf/ICSA-10-322-02A.pdf
http://www.securityfocus.com/bid/45974
http://www.exploit-db.com/exploits/16040
http://secunia.com/advisories/43029
http://automatedsolutions.com/pub/asmbtcpopc/readme.htm

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