UBUNTU-CVE-2021-33913

libspf2 before 1.2.11 has a heap-based buffer overflow that might allow remote attackers to execute arbitrary code via an unauthenticated e-mail message from anywhere on the Internet with a crafted SPF DNS record, because of SPFrecordexpanddata in spfexpand.c. The amount of overflowed data depend...

Privilege escalation

The anti-spam scanner on Cisco Email Security Appliance ESA devices 3.3.1-09, 7.5.1-gpl-022, and 8.5.6-074 allows remote attackers to bypass intended e-mail restrictions via a malformed DNS SPF record, aka Bug IDs CSCuu35853 and CSCuu37733...

CVE-2015-4184

The anti-spam scanner on Cisco Email Security Appliance ESA devices 3.3.1-09, 7.5.1-gpl-022, and 8.5.6-074 allows remote attackers to bypass intended e-mail restrictions via a malformed DNS SPF record, aka Bug IDs CSCuu35853 and CSCuu37733...

CVE-2015-4184

The anti-spam scanner on Cisco Email Security Appliance ESA devices 3.3.1-09, 7.5.1-gpl-022, and 8.5.6-074 allows remote attackers to bypass intended e-mail restrictions via a malformed DNS SPF record, aka Bug IDs CSCuu35853 and CSCuu37733...

PT-2015-6446

Name of the Vulnerable Software and Affected Versions Cisco Email Security Appliance ESA versions 3.3.1-09, 7.5.1-gpl-022, 8.5.6-074 Description The issue concerns the anti-spam scanner, which allows remote attackers to bypass intended email restrictions. This is achieved via a malformed DNS SPF...

CVE-2015-4184: Improper Input Validation

The anti-spam scanner on Cisco Email Security Appliance ESA devices 3.3.1-09, 7.5.1-gpl-022, and 8.5.6-074 allows remote attackers to bypass intended e-mail restrictions via a malformed DNS SPF record, aka Bug IDs CSCuu35853 and CSCuu37733...

Courier Mail Server < 0.50.1 DNS SPF Record Lookup Failure Memory Corruption DoS

The remote host is running Courier Mail Server, an open source mail server for Linux and Unix. According to its banner, the installed version of Courier is prone to a remote denial of service vulnerability triggered when doing Sender Policy Framework SPF data lookups. To exploit this flaw, an...