CVE-2012-5671

Heap-based buffer overflow in the dkimeximquerydnstxt function in dkim.c in Exim 4.70 through 4.80, when DKIM support is enabled and aclsmtpconnect and aclsmtprcpt are not set to "warn control = dkimdisableverify," allows remote attackers to execute arbitrary code via an email from a malicious DN...

CVE-2010-4344

Heap-based buffer overflow in the stringvformat function in string.c in Exim before 4.70 allows remote attackers to execute arbitrary code via an SMTP session that includes two MAIL commands in conjunction with a large message containing crafted headers, leading to improper rejection logging...