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exim vulnerabilities and exploits
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9.8
CVSSv3
CVE-2020-28017
Exim 4 prior to 4.94.2 allows Integer Overflow to Buffer Overflow in receive_add_recipient via an e-mail message with fifty million recipients. NOTE: remote exploitation may be difficult because of resource consumption.
Exim Exim
2 Github repositories
9.8
CVSSv3
CVE-2020-28018
Exim 4 prior to 4.94.2 allows Use After Free in smtp_reset in certain situations that may be common for builds with OpenSSL.
Exim Exim
2 Github repositories
8.8
CVSSv3
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
9.8
CVSSv3
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
7.5
CVSSv3
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
CVSSv3
CVE-2021-38371
The STARTTLS feature in Exim up to and including 4.94.2 allows response injection (buffering) during MTA SMTP sending.
Exim Exim
7.8
CVSSv3
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
7
CVSSv3
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
7.8
CVSSv3
CVE-2020-8015
A UNIX Symbolic Link (Symlink) Following vulnerability in the packaging of exim in openSUSE Factory allows local malicious users to escalate from user mail to root. This issue affects: openSUSE Factory exim versions before 4.93.0.4-3.1.
Exim Exim
NA
CVE-2005-0022
Buffer overflow in the spa_base64_to_bits function in Exim prior to 4.43, as originally obtained from Samba code, and as called by the auth_spa_client function, may allow malicious users to execute arbitrary code during SPA authentication.
University Of Cambridge Exim
University Of Cambridge Exim 4.41
University Of Cambridge Exim 4.42
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2022-48693
CVE-2024-30851
CVE-2024-34460
CVE-2024-2887
local
CVE-2024-27956
remote code execution
CVE-2024-34475
privilege
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