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CVE-2023-29552Service Location Protocol (SLP) Denial-of-Service Vulnerability
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.
7.5 HIGHEPSS 63.97%⚡ Known Exploited (CISA KEV)NVD: Analyzed
Overview
Severity
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 7.5 | HIGH | 3.1NVD | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
CISA required action
⚡ Known exploited · remediation due Nov 29, 2023
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.
Details
- CVE ID
- CVE-2023-29552
- Status
- Analyzed
- Assigner (CNA)
- mitre
- Published
- Apr 25, 2023
- Last modified
- 2026-06-17 05:50 UTC
Affected Products
From NVD CPE configurations.
netappsmi-s provider0 version ranges
No version detail published.
susemanager server0 version ranges
No version detail published.
suselinux enterprise server3 version ranges
- 11
- 12
- 15
vmwareesxi1 version range
- before 7.0
service location protocol projectservice location protocol0 version ranges
No version detail published.
References
- blogs.vmware.com https://blogs.vmware.com/security/2023/04/vmware-response-to-cve-2023-29552-reflective-denial-of-service-dos-amplification-vulnerability-in-slp.html
- curesec.com https://curesec.com/blog/article/CVE-2023-29552-Service-Location-Protocol-Denial-of-Service-Amplification-Attack-212.html
- datatracker.ietf.org https://datatracker.ietf.org/doc/html/rfc2608
- github.com https://github.com/curesec/slpload
- security.netapp.com https://security.netapp.com/advisory/ntap-20230426-0001/
- bitsight.com https://www.bitsight.com/blog/new-high-severity-vulnerability-cve-2023-29552-discovered-service-location-protocol-slp
- cisa.gov https://www.cisa.gov/news-events/alerts/2023/04/25/abuse-service-location-protocol-may-lead-dos-attacks
- suse.com https://www.suse.com/support/kb/doc/?id=000021051
- cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-29552