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Vulnerability record · CVE-2004-1067 · published 10 January 2005

CVE-2004-1067: Carnegie mellon university cyrus imap server vulnerability

CCarnegie Mellon University · Cyrus Imap Server

Off-by-one error in the mysasl_canon_user function in Cyrus IMAP Server 2.2.9 and earlier leads to a buffer overflow, which may allow remote attackers to execute arbitrary code via the username.

10.0 CVSS 2.0 High EPSS 5.2% · top 7.8%
10.0CVSS 2.0 base score
5.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
8References
16 Jun 2026Last modified by NVD

Description

Off-by-one error in the mysasl_canon_user function in Cyrus IMAP Server 2.2.9 and earlier leads to a buffer overflow, which may allow remote attackers to execute arbitrary code via the username.

AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://asg.web.cmu.edu/cyrus/download/imapd/changes.html
http://www.securityfocus.com/bid/11738 PatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/18333
https://www.ubuntu.com/usn/usn-37-1/
http://asg.web.cmu.edu/cyrus/download/imapd/changes.html
http://www.securityfocus.com/bid/11738 PatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/18333
https://www.ubuntu.com/usn/usn-37-1/

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2004-1067), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.