Secunia Research: Lotus Notes htmsr.dll Buffer Overflows
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Secunia Research 08/04/2008
- Lotus Notes htmsr.dll 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
* Lotus Notes 7.0.2 and 7.0.3
NOTE: Other versions may also be affected.
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2) Severity
Rating: Highly critical
Impact: System compromise
Where: Remote
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3) Vendor's Description of Software
"Security-rich software that enables businesses to communicate,
collaborate and increase productivity."
Product Link:
http://www-306.ibm.com/software/lotus/
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4) Description of Vulnerability
Secunia Research has discovered some vulnerabilities in Lotus Notes,
which can be exploited by malicious people to compromise a user's
system.
1) A boundary error within the HTML speed reader (htmsr.dll) when
handling links in e.g. the "background" attribute of <BODY> tags can
be exploited to cause a stack-based buffer overflow.
2) A boundary error within the HTML speed reader (htmsr.dll) when
handling e.g. the "src" attribute of <IMG> tags can be exploited to
cause a stack-based buffer overflow.
3) A boundary error within the HTML speed reader (htmsr.dll) when
handling large chunks of data inside an HTML document can be exploited
to cause a heap-based buffer overflow.
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5) Solution
Apply patch available from the vendor.
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6) Time Table
07/01/2008 - Vendor notified.
07/01/2008 - Vendor response.
08/04/2008 - Public disclosure.
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7) Credits
Discovered by Secunia Research.
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8) References
The Common Vulnerabilities and Exposures (CVE) project has assigned
CVE-2008-0066 for the vulnerabilities.
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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
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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/2008-3/
Complete list of vulnerability reports published by Secunia Research:
http://secunia.com/secunia_research/
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