Vulnerability in NetApp Smi-S Provider
CVE-2023-29552
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.640 (99.2th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.659 · newest: 0.640 · change: -0.019
Affected products
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: 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.
Public proof-of-concept exploits
References
- datatracker.ietf.org/doc/html/rfc2608 (Technical Description)
- www.bitsight.com/blog/new-high-severity-vulnerability-cve-2023-29552-discovered… (Exploit, Third Party Advisory)
- blogs.vmware.com/security/2023/04/vmware-response-to-cve-2023-29552-reflective-… (Third Party Advisory)
- www.cisa.gov/news-events/alerts/2023/04/25/abuse-service-location-protocol-may-… (US Government Resource, Third Party Advisory)
- www.suse.com/support/kb/doc/ (Third Party Advisory)
- curesec.com/blog/article/CVE-2023-29552-Service-Location-Protocol-Denial-of-Ser… (Exploit, Third Party Advisory)
- github.com/curesec/slpload (Product)
- security.netapp.com/advisory/ntap-20230426-0001/ (Third Party Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2023-29552?
- CVE-2023-29552 is a high-severity vulnerability in NetApp Smi-S Provider. CVSS score: 7.5/10. Published 2023-04-25.
- How severe is CVE-2023-29552?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-29552 known to be exploited?
- Yes. CVE-2023-29552 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-11-08), indicating it is being actively exploited. 4 public proof-of-concept repositories are indexed.