CVSS: 9.8EPSS: 48%CPEs: 5EXPL: 1CVE-2019-11500 – dovecot: improper NULL byte handling in IMAP and ManageSieve protocol parsers leads to out of bounds writes
https://notcve.org/view.php?id=CVE-2019-11500
28 Aug 2019 — In Dovecot before 2.2.36.4 and 2.3.x before 2.3.7.2 (and Pigeonhole before 0.5.7.2), protocol processing can fail for quoted strings. This occurs because '\0' characters are mishandled, and can lead to out-of-bounds writes and remote code execution. En Dovecot versiones anteriores a 2.2.36.4 y versiones 2.3.x anteriores a 2.3.7.2 (y Pigeonhole versiones anteriores a 0.5.7.2), el procesamiento del protocolo puede fallar para cadenas entre comillas. Esto ocurre porque los caracteres '\0' se manejan inapropiad... • http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00024.html • CWE-20: Improper Input Validation CWE-787: Out-of-bounds Write •
CVSS: 7.5EPSS: 0%CPEs: 2EXPL: 0CVE-2019-10691 – Ubuntu Security Notice USN-3951-1
https://notcve.org/view.php?id=CVE-2019-10691
23 Apr 2019 — The JSON encoder in Dovecot before 2.3.5.2 allows attackers to repeatedly crash the authentication service by attempting to authenticate with an invalid UTF-8 sequence as the username. El codificador JSON en Dovecot versiones anteriores a 2.3.5.2 permite a los atacantes bloquear repetidamente el servicio de autenticación al intentar autenticarse con una secuencia UTF-8 no válida como nombre de usuario. It was discovered that the Dovecot JSON encoder incorrectly handled certain invalid UTF-8 characters. A re... • http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00000.html •
CVSS: 8.8EPSS: 0%CPEs: 10EXPL: 0CVE-2019-7524 – dovecot: Buffer overflow in indexer-worker process results in privilege escalation
https://notcve.org/view.php?id=CVE-2019-7524
28 Mar 2019 — In Dovecot before 2.2.36.3 and 2.3.x before 2.3.5.1, a local attacker can cause a buffer overflow in the indexer-worker process, which can be used to elevate to root. This occurs because of missing checks in the fts and pop3-uidl components. En Dovecot, en versiones anteriores a la 2.2.36.3 y en las 2.3.x anteriores a la 2.3.5.1, un atacante local puede provocar un desbordamiento de búfer en el proceso "indexer-worker", que se podría utilizar para elevar a root. Esto ocurre debido a la falta de comprobacion... • http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00060.html • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-284: Improper Access Control •
CVSS: 5.9EPSS: 1%CPEs: 6EXPL: 0CVE-2017-15130 – Debian Security Advisory 4130-1
https://notcve.org/view.php?id=CVE-2017-15130
02 Mar 2018 — A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the process to restart. Se ha descubierto un error de denegación de servicio (DoS) en dovecot en versiones anteriores a la 2.2.34. Un atacante que pueda generar nombres aleatorios del servidor SNI podría explotar las búsquedas de configuración TLS SNI, lo que conduce a un uso excesivo de memoria y al reinicio del ... • http://seclists.org/oss-sec/2018/q1/205 • CWE-400: Uncontrolled Resource Consumption •
CVSS: 5.9EPSS: 7%CPEs: 4EXPL: 0CVE-2015-3420
https://notcve.org/view.php?id=CVE-2015-3420
19 Sep 2017 — The ssl-proxy-openssl.c function in Dovecot before 2.2.17, when SSLv3 is disabled, allow remote attackers to cause a denial of service (login process crash) via vectors related to handshake failures. La función ssl-proxy-openssl.c en Dovecot en versiones anteriores a la 2.2.17, cuando SSLv3 está deshabilitado, permite que atacantes remotos provoquen una denegación de servicio (cierre inesperado del proceso de inicio de sesión) mediante vectores relacionados con errores de negociación de protocolos. • http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157030.html • CWE-295: Improper Certificate Validation •
CVSS: 5.9EPSS: 16%CPEs: 1EXPL: 0CVE-2016-8652
https://notcve.org/view.php?id=CVE-2016-8652
16 Feb 2017 — The auth component in Dovecot before 2.2.27, when auth-policy is configured, allows a remote attackers to cause a denial of service (crash) by aborting authentication without setting a username. El componente de autenticación en Dovecot en versiones anteriores a 2.2.27, cuando la política de autenticación es configurada, permite a atacantes remotos provocar una denegación de servicio (caída) abortando la autenticación sin establecer un nombre de usuario. • http://dovecot.org/pipermail/dovecot-news/2016-December/000333.html • CWE-20: Improper Input Validation •
CVSS: 7.5EPSS: 0%CPEs: 9EXPL: 0CVE-2013-2111
https://notcve.org/view.php?id=CVE-2013-2111
27 May 2014 — The IMAP functionality in Dovecot before 2.2.2 allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via invalid APPEND parameters. La funcionalidad IMAP en Dovecot anterior a 2.2.2 permite a atacantes remotos causar una denegación de servicio (bucle infinito y consumo de CPU) a través de parámetros APPEND inválidos. • http://secunia.com/advisories/53492 • CWE-20: Improper Input Validation •
CVSS: 7.8EPSS: 0%CPEs: 51EXPL: 0CVE-2013-6171 – Ubuntu Security Notice USN-3556-2
https://notcve.org/view.php?id=CVE-2013-6171
09 Dec 2013 — checkpassword-reply in Dovecot before 2.2.7 performs setuid operations to a user who is authenticating, which allows local users to bypass authentication and access virtual email accounts by attaching to the process and using a restricted file descriptor to modify account information in the response to the dovecot-auth server. checkpassword-reply en Dovecot anteriores a 2.2.7 ejecuta operaciones setuid a usuarios que se están autenticando, lo cual permite a usuarios locales sortear la autenticación y accede... • http://cpanel.net/tsr-2013-0010-full-disclosure • CWE-287: Improper Authentication •
CVSS: 9.8EPSS: 3%CPEs: 12EXPL: 0CVE-2009-3235 – cyrus-impad: CMU sieve buffer overflows
https://notcve.org/view.php?id=CVE-2009-3235
17 Sep 2009 — Multiple stack-based buffer overflows in the Sieve plugin in Dovecot 1.0 before 1.0.4 and 1.1 before 1.1.7, as derived from Cyrus libsieve, allow context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted SIEVE script, as demonstrated by forwarding an e-mail message to a large number of recipients, a different vulnerability than CVE-2009-2632. Múltiples desbordamientos de búfer basados en pila en el complemento -plugin- Sieve de Dovecot v1.0 anterior a... • http://dovecot.org/list/dovecot-news/2009-September/000135.html • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-121: Stack-based Buffer Overflow •
CVSS: 9.1EPSS: 0%CPEs: 21EXPL: 0CVE-2008-5301
https://notcve.org/view.php?id=CVE-2008-5301
01 Dec 2008 — Directory traversal vulnerability in the ManageSieve implementation in Dovecot 1.0.15, 1.1, and 1.2 allows remote attackers to read and modify arbitrary .sieve files via a ".." (dot dot) in a script name. Vulnerabilidad de salto de directorio en la implementación de ManageSieve en Dovecot 1.0.15, 1.1, y 1.2 permite a atacantes remotos leer y modificar arbitrariamente ficheros .sieve a través de un ".." (punto punto) en el nombre de un script. • http://secunia.com/advisories/32768 • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') •