—–BEGIN PGP SIGNED MESSAGE—–
Hash: SHA256
=====================================================================
Red Hat Security Advisory
Synopsis: Moderate: cyrus-imapd security update
Advisory ID: RHSA-2020:4655-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:4655
Issue date: 2020-11-03
CVE Names: CVE-2019-18928 CVE-2019-19783
=====================================================================
1. Summary:
An update for cyrus-imapd is now available for Red Hat Enterprise Linux 8.
Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.
2. Relevant releases/architectures:
Red Hat Enterprise Linux AppStream (v. 8) – aarch64, ppc64le, s390x, x86_64
3. Description:
The cyrus-imapd packages contain a high-performance mail server with IMAP,
POP3, NNTP, and SIEVE support.
Security Fix(es):
* cyrus-imapd: privilege escalation in HTTP request (CVE-2019-18928)
* cyrus-imapd: lmtpd component created mailboxes with administrator
privileges if the “fileinto” was used, bypassing ACL checks
(CVE-2019-19783)
For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the Red Hat
Enterprise Linux 8.3 Release Notes linked from the References section.
4. Solution:
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
5. Bugs fixed (https://bugzilla.redhat.com/):
1671239 – Changelog was removed, reverting the commit is required
1710722 – cyrus-imapd-key.pem has wrong permissions
1775177 – CVE-2019-18928 cyrus-imapd: privilege escalation in HTTP request
1786756 – CVE-2019-19783 cyrus-imapd: lmtpd component created mailboxes with administrator privileges if the “fileinto” was used, bypassing ACL checks
6. Package List:
Red Hat Enterprise Linux AppStream (v. 8):
Source:
cyrus-imapd-3.0.7-19.el8.src.rpm
aarch64:
cyrus-imapd-3.0.7-19.el8.aarch64.rpm
cyrus-imapd-debuginfo-3.0.7-19.el8.aarch64.rpm
cyrus-imapd-debugsource-3.0.7-19.el8.aarch64.rpm
cyrus-imapd-utils-3.0.7-19.el8.aarch64.rpm
cyrus-imapd-utils-debuginfo-3.0.7-19.el8.aarch64.rpm
cyrus-imapd-vzic-3.0.7-19.el8.aarch64.rpm
cyrus-imapd-vzic-debuginfo-3.0.7-19.el8.aarch64.rpm
ppc64le:
cyrus-imapd-3.0.7-19.el8.ppc64le.rpm
cyrus-imapd-debuginfo-3.0.7-19.el8.ppc64le.rpm
cyrus-imapd-debugsource-3.0.7-19.el8.ppc64le.rpm
cyrus-imapd-utils-3.0.7-19.el8.ppc64le.rpm
cyrus-imapd-utils-debuginfo-3.0.7-19.el8.ppc64le.rpm
cyrus-imapd-vzic-3.0.7-19.el8.ppc64le.rpm
cyrus-imapd-vzic-debuginfo-3.0.7-19.el8.ppc64le.rpm
s390x:
cyrus-imapd-3.0.7-19.el8.s390x.rpm
cyrus-imapd-debuginfo-3.0.7-19.el8.s390x.rpm
cyrus-imapd-debugsource-3.0.7-19.el8.s390x.rpm
cyrus-imapd-utils-3.0.7-19.el8.s390x.rpm
cyrus-imapd-utils-debuginfo-3.0.7-19.el8.s390x.rpm
cyrus-imapd-vzic-3.0.7-19.el8.s390x.rpm
cyrus-imapd-vzic-debuginfo-3.0.7-19.el8.s390x.rpm
x86_64:
cyrus-imapd-3.0.7-19.el8.i686.rpm
cyrus-imapd-3.0.7-19.el8.x86_64.rpm
cyrus-imapd-debuginfo-3.0.7-19.el8.i686.rpm
cyrus-imapd-debuginfo-3.0.7-19.el8.x86_64.rpm
cyrus-imapd-debugsource-3.0.7-19.el8.i686.rpm
cyrus-imapd-debugsource-3.0.7-19.el8.x86_64.rpm
cyrus-imapd-utils-3.0.7-19.el8.x86_64.rpm
cyrus-imapd-utils-debuginfo-3.0.7-19.el8.i686.rpm
cyrus-imapd-utils-debuginfo-3.0.7-19.el8.x86_64.rpm
cyrus-imapd-vzic-3.0.7-19.el8.x86_64.rpm
cyrus-imapd-vzic-debuginfo-3.0.7-19.el8.i686.rpm
cyrus-imapd-vzic-debuginfo-3.0.7-19.el8.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2019-18928
https://access.redhat.com/security/cve/CVE-2019-19783
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.3_release_notes/
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2020 Red Hat, Inc.
—–BEGIN PGP SIGNATURE—–
Version: GnuPG v1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=0Yx+
—–END PGP SIGNATURE—–
—
RHSA-announce mailing list
RHSA-announce@redhat.com
https://www.redhat.com/mailman/listinfo/rhsa-announce