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exim exim 4.89 vulnerabilities and exploits

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5
CVSSv2
CVE-2020-12783
Exim up to and including 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 EximFedoraproject Fedora 31Fedoraproject Fedora 32Debian Debian Linux 8.0Debian Debian Linux 9.0Debian Debian Linux 10.0Canonical Ubuntu Linux 18.04Canonical Ubuntu Linux 14.04Canonical Ubuntu Linux 19.10Canonical Ubuntu Linux 20.04Canonical Ubuntu Linux 16.04
10
CVSSv2
CVE-2019-15846
Exim prior to 4.92.2 allows remote malicious users to execute arbitrary code as root via a trailing backslash.
Exim EximDebian Debian Linux 8.0Debian Debian Linux 9.0Debian Debian Linux 10.0
10
CVSSv2
CVE-2019-13917
Exim 4.85 up to and including 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 EximDebian Debian Linux 10.0Debian Debian Linux 9.0
10
CVSSv2
CVE-2019-10149
A flaw was found in Exim versions 4.87 to 4.91 (inclusive). Improper validation of recipient address in deliver_message() function in /src/deliver.c may lead to remote command execution.
Exim EximDebian Debian Linux 9.0Canonical Ubuntu Linux 18.04Canonical Ubuntu Linux 18.10
7.5
CVSSv2
CVE-2018-6789
An issue exists in the base64d function in the SMTP listener in Exim prior to 4.90.1. By sending a handcrafted message, a buffer overflow may happen. This can be used to execute code remotely.
Exim EximDebian Debian Linux 7.0Debian Debian Linux 8.0Debian Debian Linux 9.0Canonical Ubuntu Linux 14.04Canonical Ubuntu Linux 17.10Canonical Ubuntu Linux 16.04
7.5
CVSSv2
CVE-2017-16943
The receive_msg function in receive.c in the SMTP daemon in Exim 4.88 and 4.89 allows remote malicious users to execute arbitrary code or cause a denial of service (use-after-free) via vectors involving BDAT commands.
Exim Exim 4.89Exim Exim 4.88Debian Debian Linux 9.0
5
CVSSv2
CVE-2017-16944
The receive_msg function in receive.c in the SMTP daemon in Exim 4.88 and 4.89 allows remote malicious users to cause a denial of service (infinite loop and stack exhaustion) via vectors involving BDAT commands and an improper check for a '.' character signifying the en...
Exim Exim 4.88Exim Exim 4.89Debian Debian Linux 9.0
2.1
CVSSv2
CVE-2017-1000369
Exim supports the use of multiple "-p" command line arguments which are malloc()'ed and never free()'ed, used in conjunction with other issues allows malicious users to cause arbitrary code execution. This affects exim version 4.89 and previous versions. Pleas...
Exim EximExim Exim 4.88Exim Exim 4.89Debian Debian Linux 8.0Debian Debian Linux 9.0
CVSSv2
CVSSv2
CVSSv3
VMScore
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