VULNERABILITY INTELLIGENCE

CVE-2005-0021

CVSS score7.2 HIGH
EPSS probability2.62%
CISA KEVNot currently listed
Published2005-05-02
Last modified2026-06-16
CVSS vectorAV:L/AC:L/Au:N/C:C/I:C/A:C

Description

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 lookup, which triggers an overflow in the dns_build_reverse function.

Primary references