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Test ID:1.3.6.1.4.1.25623.1.0.11196
Category:Gain a shell remotely
Title:Cyrus IMAP pre-login buffer overflow
Summary:According to its banner, the remote Cyrus IMAP; server is vulnerable to a pre-login buffer overrun.
Description:Summary:
According to its banner, the remote Cyrus IMAP
server is vulnerable to a pre-login buffer overrun.

Vulnerability Impact:
An attacker without a valid login could exploit this, and would be
able to execute arbitrary commands as the owner of the Cyrus
process. This would allow full access to all users' mailboxes.

Solution:
If possible, upgrade to an unaffected version. However, at
the time of writing no official fix was available. There is a source
patch against 2.1.10 in the referenced Bugtraq report.

CVSS Score:
7.5

CVSS Vector:
AV:N/AC:L/Au:N/C:P/I:P/A:P

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2002-1580
BugTraq ID: 6298
http://www.securityfocus.com/bid/6298
Bugtraq: 20021202 pre-login buffer overflow in Cyrus IMAP server (Google Search)
http://www.securityfocus.com/archive/1/301864
CERT/CC vulnerability note: VU#740169
http://www.kb.cert.org/vuls/id/740169
Conectiva Linux advisory: 000557
http://distro.conectiva.com/atualizacoes/?id=a&anuncio=000557
Conectiva Linux advisory: CLA-2002:557
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000557
Debian Security Information: DSA-215 (Google Search)
http://www.debian.org/security/2002/dsa-215
XForce ISS Database: cyrus-imap-preauth-bo(10744)
https://exchange.xforce.ibmcloud.com/vulnerabilities/10744
CopyrightCopyright (C) 2002 Paul Johnston, Westpoint Ltd

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