Upstream information
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.SUSE information
Overall state of this security issue: Resolved
This issue is currently rated as having critical severity.
| CVSS detail | National Vulnerability Database | 
|---|---|
| Base Score | 10 | 
| Vector | AV:N/AC:L/Au:N/C:C/I:C/A:C | 
| Access Vector | Network | 
| Access Complexity | Low | 
| Authentication | None | 
| Confidentiality Impact | Complete | 
| Integrity Impact | Complete | 
| Availability Impact | Complete | 
SUSE Timeline for this CVE
CVE page created: Fri Jun 28 01:03:18 2013CVE page last modified: Mon Oct 6 18:14:36 2025