https://patchthecve.com/CVEs with upgrade or downgrade fix stepshttps://patchthecve.com/cve/CVE-2005-0022.htmlhttps://patchthecve.com/cve/CVE-2005-0022.htmlTue, 16 Jun 2026 22:10:22 +0000MEDIUM 4.6: Buffer overflow in the spa_base64_to_bits function in Exim before 4.43, as originally obtained from Samba code, and as called by the auth_spa_client function, may allow attackers to execute arbitrary code during SPA authentication.https://patchthecve.com/cve/CVE-2005-0021.htmlhttps://patchthecve.com/cve/CVE-2005-0021.htmlTue, 16 Jun 2026 22:10:22 +0000HIGH 7.2: Multiple buffer overflows in Exim before 4.43 may allow attackers to execute arbitrary code via (1) an IPv6 address with more than 8 components, as demonstrated using the -be command line option, which triggers an overflow in the host_aton function, or (2) the -bh command line option or dnsdb PTR lohttps://patchthecve.com/cve/CVE-2004-0400.htmlhttps://patchthecve.com/cve/CVE-2004-0400.htmlTue, 16 Jun 2026 22:05:34 +0000HIGH 7.5: Stack-based buffer overflow in Exim 4 before 4.33, when the headers_check_syntax option is enabled, allows remote attackers to cause a denial of service and possibly execute arbitrary code during the header check.https://patchthecve.com/cve/CVE-2004-0399.htmlhttps://patchthecve.com/cve/CVE-2004-0399.htmlTue, 16 Jun 2026 22:05:33 +0000HIGH 7.5: Stack-based buffer overflow in Exim 3.35, and other versions before 4, when the sender_verify option is true, allows remote attackers to cause a denial of service and possibly execute arbitrary code during sender verification.https://patchthecve.com/cve/CVE-2003-0743.htmlhttps://patchthecve.com/cve/CVE-2003-0743.htmlTue, 16 Jun 2026 22:02:44 +0000HIGH 7.5: Heap-based buffer overflow in smtp_in.c for Exim 3 (exim3) before 3.36 and Exim 4 (exim4) before 4.21 may allow remote attackers to execute arbitrary code via an invalid (1) HELO or (2) EHLO argument with a large number of spaces followed by a NULL character and a newline, which is not properly trimhttps://patchthecve.com/cve/CVE-2002-1381.htmlhttps://patchthecve.com/cve/CVE-2002-1381.htmlTue, 16 Jun 2026 21:59:13 +0000HIGH 7.2: Format string vulnerability in daemon.c for Exim 4.x through 4.10, and 3.x through 3.36, allows exim administrative users to execute arbitrary code by modifying the pid_file_path value.https://patchthecve.com/cve/CVE-2002-0274.htmlhttps://patchthecve.com/cve/CVE-2002-0274.htmlTue, 16 Jun 2026 21:57:07 +0000MEDIUM 4.6: Exim 3.34 and earlier may allow local users to gain privileges via a buffer overflow in long -C (configuration file) and other command line arguments.https://patchthecve.com/cve/CVE-2001-0889.htmlhttps://patchthecve.com/cve/CVE-2001-0889.htmlTue, 16 Jun 2026 21:55:09 +0000HIGH 7.5: Exim 3.22 and earlier, in some configurations, does not properly verify the local part of an address when redirecting the address to a pipe, which could allow remote attackers to execute arbitrary commands via shell metacharacters.https://patchthecve.com/cve/CVE-2001-0690.htmlhttps://patchthecve.com/cve/CVE-2001-0690.htmlTue, 16 Jun 2026 21:54:46 +0000HIGH 7.5: Format string vulnerability in exim (3.22-10 in Red Hat, 3.12 in Debian and 3.16 in Conectiva) in batched SMTP mode allows a remote attacker to execute arbitrary code via format strings in SMTP mail headers.