Important: cyrus-imapd

Issue Overview: A flaw was found in cyrus-imapd. A bad string hashing algorithm used in internal hash tables allows user inputs to be stored in predictable buckets. A user may cause a CPU denial of service by maliciously directing many inputs to a single bucket. The highest threat from this...

Amazon Linux 2 : cyrus-imapd (ALAS-2021-1725)

The version of cyrus-imapd installed on the remote host is prior to 2.4.22-1. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1725 advisory. A flaw was found in cyrus-imapd. A bad string hashing algorithm used in internal hash tables allows user inputs to be stored i...

cyrus-imapd bug fix and enhancement update

An update is available for cyrus-imapd. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list For detailed information on changes in this release, see the Rocky...

cyrus-imapd bug fix and enhancement update

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section...

ALBA-2021:4301 cyrus-imapd bug fix and enhancement update

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section...

Important: Red Hat Security Advisory: cyrus-imapd security update

An update for cyrus-imapd is now available for Red Hat Enterprise Linux 8.1 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available...

cyrus-imapd: Denial of service via string hashing algorithm collisions

A flaw was found in cyrus-imapd. A bad string hashing algorithm used in internal hash tables allows user inputs to be stored in predictable buckets. A user may cause a CPU denial of service by maliciously directing many inputs to a single bucket. The highest threat from this vulnerability is to...

CentOS 8 : cyrus-imapd (CESA-2021:3492)

The remote CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CESA-2021:3492 advisory. - cyrus-imapd: Denial of service via string hashing algorithm collisions CVE-2021-33582 Note that Nessus has not tested for this issue but has instead relied on...

RHEL 8 : cyrus-imapd (RHSA-2021:3546)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:3546 advisory. The Cyrus IMAP server provides access to personal mail, system-wide bulletin boards, news-feeds, calendar and contacts through the IMAP, JMAP, NNTP,...

cyrus-imapd: Denial of service via string hashing algorithm collisions

A flaw was found in cyrus-imapd. A bad string hashing algorithm used in internal hash tables allows user inputs to be stored in predictable buckets. A user may cause a CPU denial of service by maliciously directing many inputs to a single bucket. The highest threat from this vulnerability is to...

Important: Red Hat Security Advisory: cyrus-imapd security update

An update for cyrus-imapd is now available for Red Hat Enterprise Linux 8.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available...

cyrus-imapd: Denial of service via string hashing algorithm collisions

A flaw was found in cyrus-imapd. A bad string hashing algorithm used in internal hash tables allows user inputs to be stored in predictable buckets. A user may cause a CPU denial of service by maliciously directing many inputs to a single bucket. The highest threat from this vulnerability is to...

cyrus-imapd security update

An update is available for cyrus-imapd. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The Cyrus IMAP server provides access to personal mail, system-wide...

cyrus-imapd security update

3.0.7-20.1 - Fix for CVE-2021-33582...

RHEL 8 : cyrus-imapd (RHSA-2021:3492)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:3492 advisory. The Cyrus IMAP server provides access to personal mail, system-wide bulletin boards, news-feeds, calendar and contacts through the IMAP, JMAP, NNTP,...

RHEL 8 : cyrus-imapd (RHSA-2021:3493)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:3493 advisory. The Cyrus IMAP server provides access to personal mail, system-wide bulletin boards, news-feeds, calendar and contacts through the IMAP, JMAP, NNTP,...

Security fix for the ALT Linux 8 package cyrus-imapd version 2.5.17-alt0.M80P.2

2.5.17-alt0.M80P.2 built Sept. 13, 2021 Sergey Y. Afonin in task 284610 Sept. 5, 2021 Sergey Y. Afonin - updated to latest cyrus-imapd-2.5 branch 6c804c1337cb; fixes: CVE-2021-33582...

Security fix for the ALT Linux 9 package cyrus-imapd version 3.2.8-alt1

3.2.8-alt1 built Sept. 9, 2021 Sergey Y. Afonin in task 284606 Sept. 5, 2021 Sergey Y. Afonin - 3.2.8 fixes: CVE-2021-33582...

FreeBSD : cyrus-imapd -- multiple-minute daemon hang via input that is mishandled during hash-table interaction (3d915d96-0b1f-11ec-8d9f-080027415d17)

Cyrus IMAP 3.4.2 Release Notes states : Fixed CVE-2021-33582: Certain user inputs are used as hash table keys during processing. A poorly chosen string hashing algorithm meant that the user could control which bucket their data was stored in, allowing a malicious user to direct many inputs to a...

CVE-2021-33582

A flaw was found in cyrus-imapd. A bad string hashing algorithm used in internal hash tables allows user inputs to be stored in predictable buckets. A user may cause a CPU denial of service by maliciously directing many inputs to a single bucket. The highest threat from this vulnerability is to...