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Sendmail contains buffer overflow in ruleset parsing

Vulnerability Note VU#108964

Original Release Date: 2003-09-18 | Last Revised: 2003-09-18

Overview

Sendmail contains a buffer overflow vulnerability in the code that parses rulesets. This vulnerability could allow a remote attacker to execute arbitrary code or cause a denial of service on a vulnerable system.This vulnerability does not affect the default configuration.

Description

Sendmail is a widely used mail transfer agent (MTA). There is a buffer overflow vulnerability in the code that parses rulesets. A system is vulnerable if it is configured to use the non-standard rulesets recipient (2), final (4), or mailer-specific envelope recipients.

This is a different vulnerability than the one described in CA-2003-25/VU#784980.

Impact

Exploitation of this vulnerability could allow a remote attacker to execute arbitrary code or cause a denial of service on a vulnerable system.

Solution

This issue is resolved in Sendmail 8.12.10.Beta2.

Download the commercial version from:

http://www.sendmail.com/

or the open-source version from:

http://www.sendmail.org/

Vendor Information

108964
 

Sendmail Affected

Updated:  September 18, 2003

Status

Affected

Vendor Statement

We have not received a statement from the vendor.

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

The CERT/CC has no additional comments at this time.

If you have feedback, comments, or additional information about this vulnerability, please send us email.

Sendmail Inc. Affected

Updated:  September 18, 2003

Status

Affected

Vendor Statement

We have not received a statement from the vendor.

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

The CERT/CC has no additional comments at this time.

If you have feedback, comments, or additional information about this vulnerability, please send us email.


CVSS Metrics

Group Score Vector
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Environmental

References

Acknowledgements

Thanks to Timo Sirainen for reporting this vulnerability.

This document was written by Jason A Rafail.

Other Information

CVE IDs: None
Severity Metric: 6.33
Date Public: 2003-07-01
Date First Published: 2003-09-18
Date Last Updated: 2003-09-18 20:34 UTC
Document Revision: 7

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