Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2023-29552

89
FAUCET Score

CVE-2023-29552 is a critical vulnerability in the Service Location Protocol (SLP) that allows unauthenticated, remote attackers to register arbitrary services, leading to highly amplified denial-of-service (DoS) attacks. This affects products from vendors like NetApp, SUSE, and VMware. With a CVSS score of 7.5 (High), the vulnerability is easily exploitable over the network with low complexity and can result in significant service disruption. It is actively exploited in the wild, as confirmed by CISA, and has garnered substantial community discussion and media coverage due to its potential for massive 2,200x DDoS amplification.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:netapp:smi-s_provider:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:suse:manager_server:-:*:*:*:*:*:*:*
11CPE matchmatch criteria
cpe:2.3:o:suse:linux_enterprise_server:11:-:*:*:*:*:*:*
12CPE matchmatch criteria
cpe:2.3:o:suse:linux_enterprise_server:12:-:*:*:*:*:*:*
12CPE matchmatch criteria
cpe:2.3:o:suse:linux_enterprise_server:12:-:*:*:*:sap:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
65.87%
Probability of exploitation in next 30 days
EPSS Percentile
99.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
Added to KEV · Nov 8, 2023
This CVE's current EPSS score of 0.6587 is in the 99th percentile among its peer group of 51,455 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (2)

redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: openslp
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: openslp

Vendor Advisories (1)

redhatCVE-2023-29552Important

openslp: Reflective denial of service amplification attack via UDP

Apr 25, 2023

References

cisa.gov / known-exploited-vulnerabilities-catalog
US Government Resource
blogs.vmware.com / security/2023/04/vmware-response-to-cve-2023-29552-reflective-denial-of-service-dos-amplification-vulnerability-in-slp.html
Third Party Advisory
curesec.com / blog/article/CVE-2023-29552-Service-Location-Protocol-Denial-of-Service-Amplification-Attack-212.html
ExploitThird Party Advisory
datatracker.ietf.org / doc/html/rfc2608
Technical Description
github.com / curesec/slpload
Product
security.netapp.com / advisory/ntap-20230426-0001
Third Party Advisory
bitsight.com / blog/new-high-severity-vulnerability-cve-2023-29552-discovered-service-location-protocol-slp
ExploitThird Party Advisory
cisa.gov / news-events/alerts/2023/04/25/abuse-service-location-protocol-may-lead-dos-attacks
Third Party AdvisoryUS Government Resource
suse.com / support/kb/doc
Third Party Advisory