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Vulnerability Summary for CVE-2008-2474

Original release date: 09/29/2008
Last revised: 02/12/2009


Buffer overflow in x87 before 3.5.5 in ABB Process Communication Unit 400 (PCU400) 4.4 through 4.6 allows remote attackers to execute arbitrary code via a crafted packet using the (1) IEC60870-5-101 or (2) IEC60870-5-104 communication protocol to the X87 web interface.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 10.0 (HIGH) (AV:N/AC:L/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore: 10.0
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service


This issue is corrected in version 3.5.5 of the x87 executable. To obtain a patch or upgrade software please contact your vendor. The x87 executable is considered obsolete in newer versions of the PCU 400 and should be replaced by the newer x88 or x89 executable where applicable. Link to contact information: http://www.abb.com/industries/db0003db004333/c12573e7003305cbc1257074003d0702.aspx?productLanguage=us&country=US&tabKey=Contacts

References to Advisories, Solutions, and Tools

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External Source: SECUNIA
Name: 32047
External Source: BUGTRAQ
Name: 20080925 C4 Security Advisory - ABB PCU400 4.4-4.6 Remote Buffer Overflow
External Source: CONFIRM
Name: http://www.kb.cert.org/vuls/id/CTAR-7JTNRX
External Source: SREASON
Name: 4320
US-CERT Vulnerability Note: CERT-VN
Name: VU#343971
External Source: BID
Name: 31391

Vulnerable software and versions

+ Configuration 1
+ OR
* cpe:/h:abb:pcu400:4.4
* cpe:/h:abb:pcu400:4.5
* cpe:/h:abb:pcu400:4.6

* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

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