CVSS: 9.8EPSS: 0%CPEs: 4EXPL: 0CVE-2022-3620 – Exim DMARC dmarc.c dmarc_dns_lookup use after free
https://notcve.org/view.php?id=CVE-2022-3620
A vulnerability was found in Exim and classified as problematic. This issue affects the function dmarc_dns_lookup of the file dmarc.c of the component DMARC Handler. The manipulation leads to use after free. The attack may be initiated remotely. The name of the patch is 12fb3842f81bcbd4a4519d5728f2d7e0e3ca1445. • https://git.exim.org/exim.git/commit/12fb3842f81bcbd4a4519d5728f2d7e0e3ca1445 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/667V3ADXQ2MHUJMSXA3VZZEWLVSCIBEU https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EIH4W5R7SHTUEQFWWKB4TUO5YFZX64KV https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XV2K2AWF62FSJ64B5CUZPFT4COK7P5PM https://vuldb.com/?id.211919 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-416: Use After Free •
CVSS: 7.5EPSS: 0%CPEs: 4EXPL: 0CVE-2022-3559 – Exim Regex use after free
https://notcve.org/view.php?id=CVE-2022-3559
A vulnerability was found in Exim and classified as problematic. This issue affects some unknown processing of the component Regex Handler. The manipulation leads to use after free. The name of the patch is 4e9ed49f8f12eb331b29bd5b6dc3693c520fddc2. It is recommended to apply a patch to fix this issue. • https://bugs.exim.org/show_bug.cgi?id=2915 https://git.exim.org/exim.git/commit/4e9ed49f8f12eb331b29bd5b6dc3693c520fddc2 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EIH4W5R7SHTUEQFWWKB4TUO5YFZX64KV https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMQ6OCKPNPBPSD37YR4FOWV2R54M2UEP https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WFHLZVHNNO2GWYP5EA4TZQZ5O4GVPARR https://vuldb.com/?id.211073 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-416: Use After Free •
CVSS: 9.8EPSS: 0%CPEs: 2EXPL: 1CVE-2022-37452
https://notcve.org/view.php?id=CVE-2022-37452
Exim before 4.95 has a heap-based buffer overflow for the alias list in host_name_lookup in host.c when sender_host_name is set. Exim versiones anteriores a 4.95, presenta un desbordamiento de búfer en la región heap de la memoria para la lista de alias en la función host_name_lookup en el archivo host.c cuando sender_host_name está establecido • https://github.com/Exim/exim/commit/d4bc023436e4cce7c23c5f8bb5199e178b4cc743 https://github.com/Exim/exim/compare/exim-4.94...exim-4.95 https://github.com/Exim/exim/wiki/EximSecurity https://github.com/ivd38/exim_overflow https://lists.debian.org/debian-lts-announce/2022/08/msg00014.html https://www.exim.org/static/doc/security https://www.openwall.com/lists/oss-security/2022/08/06/8 • CWE-787: Out-of-bounds Write •
CVSS: 7.5EPSS: 0%CPEs: 3EXPL: 1CVE-2022-37451
https://notcve.org/view.php?id=CVE-2022-37451
Exim before 4.96 has an invalid free in pam_converse in auths/call_pam.c because store_free is not used after store_malloc. Exim versiones anteriores a 4.96, presenta una liberación no válida en el archivo pam_converse en auths/call_pam.c porque store_free no es usada después de store_malloc • https://cwe.mitre.org/data/definitions/762.html https://github.com/Exim/exim/commit/51be321b27825c01829dffd90f11bfff256f7e42 https://github.com/Exim/exim/compare/exim-4.95...exim-4.96 https://github.com/Exim/exim/wiki/EximSecurity https://github.com/ivd38/exim_invalid_free https://lists.exim.org/lurker/message/20220625.141825.d6de6074.en.html https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LETR5CVDPFOFQHXCJP6NFLG52JZHQYDY https://lists.fedoraproject.org/arc • CWE-763: Release of Invalid Pointer or Reference •
CVSS: 7.5EPSS: 0%CPEs: 1EXPL: 0CVE-2021-38371
https://notcve.org/view.php?id=CVE-2021-38371
The STARTTLS feature in Exim through 4.94.2 allows response injection (buffering) during MTA SMTP sending. La función STARTTLS en Exim versiones hasta 4.94.2, permite la inyección de respuestas (buffering) durante el envío MTA SMTP • https://nostarttls.secvuln.info https://www.exim.org https://www.exim.org/static/doc/security/CVE-2021-38371.txt • CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') •