Vulnerabilities > Exim > Exim > 4.94.1

DATE CVE VULNERABILITY TITLE RISK
2023-12-24 CVE-2023-51766 Insufficient Verification of Data Authenticity vulnerability in multiple products
Exim before 4.97.1 allows SMTP smuggling in certain PIPELINING/CHUNKING configurations.
network
low complexity
exim fedoraproject debian CWE-345
5.3
2022-08-07 CVE-2022-37452 Out-of-bounds Write vulnerability in multiple products
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.
network
low complexity
exim debian CWE-787
critical
9.8
2022-08-06 CVE-2022-37451 Release of Invalid Pointer or Reference vulnerability in multiple products
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.
network
low complexity
exim fedoraproject CWE-763
7.5
2021-05-06 CVE-2020-28010 Out-of-bounds Write vulnerability in Exim
Exim 4 before 4.94.2 allows Out-of-bounds Write because the main function, while setuid root, copies the current working directory pathname into a buffer that is too small (on some common platforms).
local
low complexity
exim CWE-787
7.2
2021-05-06 CVE-2020-28012 Unspecified vulnerability in Exim
Exim 4 before 4.94.2 allows Exposure of File Descriptor to Unintended Control Sphere because rda_interpret uses a privileged pipe that lacks a close-on-exec flag.
local
low complexity
exim
7.2
2021-05-06 CVE-2020-28014 Improper Privilege Management vulnerability in Exim
Exim 4 before 4.94.2 allows Execution with Unnecessary Privileges.
local
low complexity
exim CWE-269
5.6
2021-05-06 CVE-2020-28018 Use After Free vulnerability in Exim
Exim 4 before 4.94.2 allows Use After Free in smtp_reset in certain situations that may be common for builds with OpenSSL.
network
low complexity
exim CWE-416
7.5
2021-05-06 CVE-2020-28022 Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in Exim
Exim 4 before 4.94.2 has Improper Restriction of Write Operations within the Bounds of a Memory Buffer.
network
low complexity
exim CWE-119
7.5
2021-05-06 CVE-2020-28024 Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in Exim
Exim 4 before 4.94.2 allows Buffer Underwrite that may result in unauthenticated remote attackers executing arbitrary commands, because smtp_ungetc was only intended to push back characters, but can actually push back non-character error codes such as EOF.
network
low complexity
exim CWE-119
7.5
2021-05-06 CVE-2020-28026 Unspecified vulnerability in Exim
Exim 4 before 4.94.2 has Improper Neutralization of Line Delimiters, relevant in non-default configurations that enable Delivery Status Notification (DSN).
network
exim
critical
9.3