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CVSS v3.1
N/A
EPSS
12.61%
Published
May 5, 2009
Modified
Apr 22, 2026
Public PoC / Exploit (2)
All weaponized →Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.
Description
Heap-based buffer overflow in Sendmail before 8.13.2 allows remote attackers to cause a denial of service (daemon crash) and possibly execute arbitrary code via a long X- header, as demonstrated by an X-Testing header.
Weaknesses (CWE)
Affected Products (60)
References (6)
...and 10 more