BugTraq
Secunia Research: Symantec Mail Security Folio Flat File ParsingBuffer Overflows Apr 14 2008 10:18AM
Secunia Research (remove-vuln secunia com)
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Secunia Research 08/04/2008

- Symantec Mail Security Folio Flat File Parsing Buffer Overflows -

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Table of Contents

Affected Software....................................................1
Severity.............................................................2
Vendor's Description of Software.....................................3
Description of Vulnerability.........................................4
Solution.............................................................5
Time Table...........................................................6
Credits..............................................................7
References...........................................................8
About Secunia........................................................9
Verification........................................................10

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1) Affected Software

* Symantec Mail Security for SMTP 5.0.1 p187
* Symantec Mail Security for Exchange 5.0.7.373
* Symantec Mail Security for Domino 7.5.0.19

NOTE: Other versions may also be affected.

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2) Severity

Rating: Highly critical
Impact: From remote
Where: System access

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3) Vendor's Description of Software

"Symantec Mail Security 5.0 for SMTP provides high-performance,
integrated mail protection against virus threats, spam, and other
unwanted content at the earliest point of network entry.".

Product Link:
http://www.symantec.com/business/products/overview.jsp?pcid=2250&pvid=84
5_1

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4) Description of Vulnerability

Secunia Research has discovered 21 vulnerabilities in Symantec Mail
Security, which can be exploited by malicious people to compromise a
vulnerable system.

Boundary errors within the "Folio Flat File" speed reader
(foliosr.dll) when handling attribute values of a number of tags (eg.
DI, FD, FT, JD, JL, LE, OB, OD, OL, PN, PS, PW, RD, QL, or TS) can be
exploited to cause stack-based buffer overflows.

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5) Solution

For Symantec Mail Security for SMTP update to version 5.0.1 patch
189, which resolves the vulnerabilities.

The vulnerabilities will be fixed by upcoming patches for Symantec
Mail Security for Exchange and Symantec Mail Security for Domino.

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6) Time Table

28/12/2007 - Autonomy notified.
28/12/2007 - Autonomy responds.
03/01/2008 - Symantec and other vendors notified.
07/01/2008 - Symantec responds.
11/03/2008 - Symantec release p189 of SMSSMTP 5.0.1 containing fix.
14/03/2008 - Secunia notifies other vendors of published fix.
08/04/2008 - Public disclosure.

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7) Credits

Discovered by Dyon Balding, Secunia Research.

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8) References

The Common Vulnerabilities and Exposures (CVE) project has assigned
CVE-2007-6020 for the vulnerability.

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9) About Secunia

Secunia offers vulnerability management solutions to corporate
customers with verified and reliable vulnerability intelligence
relevant to their specific system configuration:

http://corporate.secunia.com/

Secunia also provides a publicly accessible and comprehensive advisory
database as a service to the security community and private
individuals, who are interested in or concerned about IT-security.

http://secunia.com/

Secunia believes that it is important to support the community and to
do active vulnerability research in order to aid improving the
security and reliability of software in general:

http://corporate.secunia.com/secunia_research/33/

Secunia regularly hires new skilled team members. Check the URL below
to see currently vacant positions:

http://secunia.com/secunia_vacancies/

Secunia offers a FREE mailing list called Secunia Security Advisories:

http://secunia.com/secunia_security_advisories/

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10) Verification

Please verify this advisory by visiting the Secunia website:
http://secunia.com/secunia_research/2007-105/

Complete list of vulnerability reports published by Secunia Research:
http://secunia.com/secunia_research/

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