Amazon Linux 1 Security Advisory: ALAS-2011-27
Advisory Release Date: 2011-12-09 11:17 Pacific
Advisory Updated Date: 2014-09-14 15:06 Pacific
FAQs regarding Amazon Linux ALAS/CVE Severity
An authentication bypass flaw was found in the cyrus-imapd NNTP server, nntpd. A remote user able to use the nntpd service could use this flaw to read or post newsgroup messages on an NNTP server configured to require user authentication, without providing valid authentication credentials. (CVE-2011-3372)
A NULL pointer dereference flaw was found in the cyrus-imapd IMAP server, imapd. A remote attacker could send a specially-crafted mail message to a victim that would possibly prevent them from accessing their mail normally, if they were using an IMAP client that relies on the server threading IMAP feature. (CVE-2011-3481)
Affected Packages:
cyrus-imapd
Issue Correction:
Run yum update cyrus-imapd to update your system.
i686:
cyrus-imapd-2.3.16-6.5.amzn1.i686
cyrus-imapd-devel-2.3.16-6.5.amzn1.i686
cyrus-imapd-utils-2.3.16-6.5.amzn1.i686
cyrus-imapd-debuginfo-2.3.16-6.5.amzn1.i686
src:
cyrus-imapd-2.3.16-6.5.amzn1.src
x86_64:
cyrus-imapd-2.3.16-6.5.amzn1.x86_64
cyrus-imapd-utils-2.3.16-6.5.amzn1.x86_64
cyrus-imapd-devel-2.3.16-6.5.amzn1.x86_64
cyrus-imapd-debuginfo-2.3.16-6.5.amzn1.x86_64