CVE-2023-29552
악용 확인 Service Location Protocol (SLP) Denial-of-Service Vulnerability
악용 여부
악용 확인
2023-11-08
2023-11-29
CISA 미확인
IETF Service Location Protocol (SLP)
심각도 (발행처 발표값)
높음7.5
3.1
NVD (미국 NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
악용 확률 (EPSS)
65.9%
65.87%
99.2%
2026-09-04
한국어 공식 권고
CISA 원문
The Service Location Protocol (SLP) contains a denial-of-service (DoS) vulnerability that could allow an unauthenticated, remote attacker to register services and use spoofed UDP traffic to conduct a denial-of-service (DoS) attack with a significant amplification factor.— CISA KEV · shortDescription 원문
Apply mitigations per vendor instructions or disable SLP service or port 427/UDP on all systems running on untrusted networks, including those directly connected to the Internet.— CISA KEV · requiredAction 원문
취약점 설명 (NVD 원문)
The Service Location Protocol (SLP, RFC 2608) allows an unauthenticated, remote attacker to register arbitrary services. This could allow the attacker to use spoofed UDP traffic to conduct a denial-of-service attack with a significant amplification factor.
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