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    Debian: DSA-2258-1: kolab-cyrus-imapd security update

    Date 11 Jun 2011
    110
    Posted By LinuxSecurity Advisories
    It was discovered that the STARTTLS implementation of the Kolab Cyrus IMAP server does not properly restrict I/O buffering, which allows man-in-the-middle attackers to insert commands into encrypted IMAP, LMTP, NNTP and POP3 sessions by sending a cleartext command that is
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    Debian Security Advisory DSA-2257-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
    https://www.debian.org/security/                                Nico Golde
    June 11, 2011                          https://www.debian.org/security/faq
    - -------------------------------------------------------------------------
    
    Package        : kolab-cyrus-imapd
    Vulnerability  : implementation error
    Problem type   : remote
    Debian-specific: no
    CVE ID         : CVE-2011-1926
    Debian Bug     : 629350
    
    It was discovered that the STARTTLS implementation of the 
    Kolab Cyrus IMAP server does not properly restrict I/O buffering,
    which allows man-in-the-middle attackers to insert commands into encrypted
    IMAP, LMTP, NNTP and POP3 sessions by sending a cleartext command that is 
    processed after TLS is in place.
    
    
    For the oldstable distribution (lenny), this problem has been fixed in
    version 2.2.13-5+lenny3.
    
    For the stable distribution (squeeze), this problem has been fixed in
    version 2.2.13-9.1.
    
    For the testing distribution (wheezy), this problem has been fixed in
    version 2.2.13p1-0.1.
    
    For the unstable distribution (sid), this problem has been fixed in
    version 2.2.13p1-0.1.
    
    We recommend that you upgrade your kolab-cyrus-imapd packages.
    
    Further information about Debian Security Advisories, how to apply
    these updates to your system and frequently asked questions can be
    found at: https://www.debian.org/security/
    
    Mailing list: This email address is being protected from spambots. You need JavaScript enabled to view it.
    
    

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