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exim vulnerabilities and exploits
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7.2
CVSSv2
CVE-2020-28012
Exim 4 prior to 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.
Exim Exim
7.2
CVSSv2
CVE-2020-28013
Exim 4 prior to 4.94.2 allows Heap-based Buffer Overflow because it mishandles "-F '.('" on the command line, and thus may allow privilege escalation from any user to root. This occurs because of the interpretation of negative sizes in strncpy.
Exim Exim
9
CVSSv2
CVE-2020-28021
Exim 4 prior to 4.94.2 has Improper Neutralization of Line Delimiters. An authenticated remote SMTP client can insert newline characters into a spool file (which indirectly leads to remote code execution as root) via AUTH= in a MAIL FROM command.
Exim Exim
7.5
CVSSv2
CVE-2020-28022
Exim 4 prior to 4.94.2 has Improper Restriction of Write Operations within the Bounds of a Memory Buffer. This occurs when processing name=value pairs within MAIL FROM and RCPT TO commands.
Exim Exim
5
CVSSv2
CVE-2020-28023
Exim 4 prior to 4.94.2 allows Out-of-bounds Read. smtp_setup_msg may disclose sensitive information from process memory to an unauthenticated SMTP client.
Exim Exim
7.5
CVSSv2
CVE-2020-28024
Exim 4 prior to 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.
Exim Exim
5
CVSSv2
CVE-2020-28025
Exim 4 prior to 4.94.2 allows Out-of-bounds Read because pdkim_finish_bodyhash does not validate the relationship between sig->bodyhash.len and b->bh.len; thus, a crafted DKIM-Signature header might lead to a leak of sensitive information from process memory.
Exim Exim
6.9
CVSSv2
CVE-2016-1531
Exim prior to 4.86.2, when installed setuid root, allows local users to gain privileges via the perl_startup argument.
Exim Exim
3 EDB exploits
6 Github repositories
7.2
CVSSv2
CVE-2020-28016
Exim 4 prior to 4.94.2 allows an off-by-two Out-of-bounds Write because "-F ''" is mishandled by parse_fix_phrase.
Exim Exim
9.3
CVSSv2
CVE-2020-28026
Exim 4 prior to 4.94.2 has Improper Neutralization of Line Delimiters, relevant in non-default configurations that enable Delivery Status Notification (DSN). Certain uses of ORCPT= can place a newline into a spool header file, and indirectly allow unauthenticated remote malicious...
Exim Exim
2 Github repositories
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2022-48700
CVE-2022-48689
CVE-2024-27956
CVE-2023-6363
SQL
NULL pointer dereference
CVE-2023-41830
CVE-2015-2051
arbitrary
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