CVE-2023-29552

The Service Location Protocol (SLP, RFC 2608) allows an unauthenticated, remote attacker to...

7.5 HighIn KEV

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: High

Exploit likelihood

64.0%Up 63.9 points since Apr 26, 2023

What each source reports

NVD Score used 7.5

Record: CVE-2023-29552
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

CVE List 7.5

Record: CVE-2023-29552
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

EUVDEUVD-2023-33094 7.5

Record: EUVD-2023-33094
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-288r-5qm5-qp55 7.5

The Service Location Protocol (SLP, RFC 2608) allows an unauthenticated, remote attacker to...

Record: GHSA-288r-5qm5-qp55
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

CISA KEV No score

Service Location Protocol (SLP) Denial-of-Service Vulnerability

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.

Record: CVE-2023-29552
Updated: 2026-11-02

OSVUBUNTU-CVE-2023-29552 7.5

Record: UBUNTU-CVE-2023-29552
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`openslp-dfsg` Ubuntu:Pro:14.04:LTS	All versions, plus listed versions 1.2.1-91.2.1-9ubuntu0.21.2.1-9ubuntu0.31.2.1-9ubuntu0.3+esm1	None known
`openslp-dfsg` Ubuntu:16.04:LTS	All versions, plus listed versions 1.2.1-10ubuntu11.2.1-111.2.1-11ubuntu0.16.04.11.2.1-11ubuntu0.16.04.2	None known

History

History
Recorded	Changed	Sources
Nov 3, 2026	exploitation
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, CISA KEV, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-29552 is a high vulnerability (CVSS 7.5) in Service Location Protocol Project Location Protocol, published April 24, 2023. CISA lists it as known to be exploited, since November 8, 2023. EUVD reports exploitation since November 8, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 64.0%, the 99th percentile. No source names a fixed version.

References

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