CVE-2025-63656

EUVD-2025-206524
An out-of-bounds read in the header_cmp function (mk_server/mk_http_parser.c) of monkey commit f37e984 allows attackers to cause a Denial of Service (DoS) via sending a crafted HTTP request to the server.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA-ADPADP
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 73%
Affected Products (NVD)
VendorProductVersion
monkey-projectmonkey
𝑥
≤ 1.8.5
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/archersec/security-advisories/blob/master/monkey/monkey-advisory-2025.md
https://github.com/monkey/monkey/issues/426