VULNERABILITY INTELLIGENCE

CVE-2017-20229

CVSS score9.3 CRITICAL
EPSS probability0.60%
CISA KEVNot currently listed
Published2026-03-28
Last modified2026-06-17
CVSS vectorCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Description

MAWK 1.3.3-17 and prior contains a stack-based buffer overflow vulnerability that allows attackers to execute arbitrary code by exploiting inadequate boundary checks on user-supplied input. Attackers can craft malicious input that overflows the stack buffer and execute a return-oriented programming chain to spawn a shell with application privileges.

Weakness classification

  • CWE-787: Out-of-bounds Write

Primary references