CVE-2020-12783
https://notcve.org/view.php?id=CVE-2020-12783
Exim through 4.93 has an out-of-bounds read in the SPA authenticator that could result in SPA/NTLM authentication bypass in auths/spa.c and auths/auth-spa.c. Exim versiones hasta 4.93, presenta una lectura fuera de límites en el autenticador SPA lo que podría resultar en una omisión de la autenticación SPA/NTLM en los archivos auths/spa.c y auths/auth-spa.c. • http://www.openwall.com/lists/oss-security/2021/05/04/7 https://bugs.exim.org/show_bug.cgi?id=2571 https://git.exim.org/exim.git/commit/57aa14b216432be381b6295c312065b2fd034f86 https://git.exim.org/exim.git/commit/a04174dc2a84ae1008c23b6a7109e7fa3fb7b8b0 https://lists.debian.org/debian-lts-announce/2020/05/msg00017.html https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F6IQQ2SERFUD4WMRSX6XYDNK7Q4GPT7Y https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora • CWE-125: Out-of-bounds Read •
CVE-2020-8015 – Local privilege escalation in exim package from user mail to root
https://notcve.org/view.php?id=CVE-2020-8015
A UNIX Symbolic Link (Symlink) Following vulnerability in the packaging of exim in openSUSE Factory allows local attackers to escalate from user mail to root. This issue affects: openSUSE Factory exim versions prior to 4.93.0.4-3.1. Una vulnerabilidad de seguimiento de enlace simbólico (Symlink) de UNIX en el empaquetado de exim en openSUSE Factory, permite a atacantes locales escalar desde un correo de usuario a root. Este problema afecta: exim de openSUSE Factory versiones anteriores a 4.93.0.4-3.1. • http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00010.html https://bugzilla.suse.com/show_bug.cgi?id=1154183 • CWE-59: Improper Link Resolution Before File Access ('Link Following') •
CVE-2019-16928 – Exim Out-of-bounds Write Vulnerability
https://notcve.org/view.php?id=CVE-2019-16928
Exim 4.92 through 4.92.2 allows remote code execution, a different vulnerability than CVE-2019-15846. There is a heap-based buffer overflow in string_vformat in string.c involving a long EHLO command. Exim versiones 4.92 hasta 4.92.2, permite una ejecución de código remota, una vulnerabilidad diferente de CVE-2019-15846. Se presenta un desbordamiento del buffer basado en memoria dinámica (heap) en la función string_vformat en el archivo string.c que implica un comando EHLO largo. Exim contains an out-of-bounds write vulnerability which can allow for remote code execution. • http://www.openwall.com/lists/oss-security/2019/09/28/1 http://www.openwall.com/lists/oss-security/2019/09/28/2 http://www.openwall.com/lists/oss-security/2019/09/28/3 http://www.openwall.com/lists/oss-security/2019/09/28/4 https://bugs.exim.org/show_bug.cgi?id=2449 https://git.exim.org/exim.git/commit/478effbfd9c3cc5a627fc671d4bf94d13670d65f https://lists.exim.org/lurker/message/20190927.032457.c1044d4c.en.html https://lists.fedoraproject.org/archives/list/package- • CWE-787: Out-of-bounds Write •
CVE-2019-15846
https://notcve.org/view.php?id=CVE-2019-15846
Exim before 4.92.2 allows remote attackers to execute arbitrary code as root via a trailing backslash. Exim versiones anteriores a 4.92.2, permite a atacantes remotos ejecutar código arbitrario como root por medio de una barra invertida al final de una URL. • https://github.com/synacktiv/Exim-CVE-2019-15846 http://exim.org/static/doc/security/CVE-2019-15846.txt http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00024.html http://www.openwall.com/lists/oss-security/2019/09/06/2 http://www.openwall.com/lists/oss-security/2019/09/06/4 http://www.openwall.com/lists/oss-security/2019/09/06/5 http://www.openwall.com/lists/oss-security/2019/09/06/6 http://www.openwall.com/lists/oss-security/2019/09/ •
CVE-2019-13917
https://notcve.org/view.php?id=CVE-2019-13917
Exim 4.85 through 4.92 (fixed in 4.92.1) allows remote code execution as root in some unusual configurations that use the ${sort } expansion for items that can be controlled by an attacker (e.g., $local_part or $domain). Exim versiones 4.85 hasta 4.92 (corregido en 4.92.1) permite la ejecución de código remota como root en algunas configuraciones inusuales que usan la expansión ${sort} para elementos que pueden ser controlados por un atacante (por ejemplo, $local_part o $domain). • http://exim.org/static/doc/security/CVE-2019-13917.txt http://www.openwall.com/lists/oss-security/2019/07/26/5 https://seclists.org/bugtraq/2019/Jul/51 https://security.gentoo.org/glsa/201909-06 https://www.debian.org/security/2019/dsa-4488 • CWE-19: Data Processing Errors •