CVE-2026-27858

Attacker can send a specifically crafted message before authentication that causes managesieve to allocate large amount of memory. Attacker can force managesieve-login to be unavailable by repeatedly crashing the process. Protect access to managesieve protocol, or install fixed version. No public...

SUSE-SU-2019:2514-1 Security update for dovecot23

This update for dovecot23 fixes the following issues: - CVE-2019-11500: Fixed the NUL byte handling in IMAP and ManageSieve protocol parsers. bsc1145559 - CVE-2019-11499: Fixed a vulnerability where the submission-login would crash over a TLS secured channel bsc1133625. - CVE-2019-11494: Fixed a...

CentOS 6 : dovecot (CESA-2019:2885)

An update for dovecot is now available for Red Hat Enterprise Linux 6. 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 for each vulnerability from t...

SUSE-SU-2019:2454-1 Security update for dovecot22

This update for dovecot22 fixes the following issues: - CVE-2019-11500: Fixed a potential remote code execution in the IMAP and ManageSieve protocol parsers bsc1145559...

dovecot: improper NULL byte handling in IMAP and ManageSieve protocol parsers leads to out of bounds writes

A flaw was found in dovecot. IMAP and ManageSieve protocol parsers do not properly handle the NULL byte when scanning data in quoted strings which leads to an out of bounds heap memory write. The highest threat from this vulnerability is to data confidentiality and integrity as well as system...

[SECURITY] [DSA 4510-1] dovecot security update

------------------------------------------------------------------------- Debian Security Advisory DSA-4510-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso August 28, 2019 https://www.debian.org/security/faq -...

[ASA-201908-18] dovecot: arbitrary code execution

Arch Linux Security Advisory ASA-201908-18 ========================================== Severity: Critical Date : 2019-08-28 CVE-ID : CVE-2019-11500 Package : dovecot Type : arbitrary code execution Remote : Yes Link : https://security.archlinux.org/AVG-1026 Summary ======= The package dovecot befo...