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CVE-2023-29552: Service Location Protocol (SLP) Denial-of-Service Vulnerability

criticalknown exploitedCVE-2023-29552
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
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.

CSIRTS triage

product: Service Location Protocol (SLP)Denial of service
What
The vulnerability allows an unauthenticated remote attacker to conduct a denial-of-service attack using spoofed UDP traffic.
Who is affected
Deployments using the Service Location Protocol (SLP).
Urgency
Remediation is urgent due to active exploitation and critical severity.
Action
Implement network controls to mitigate the risk.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2023-11-08
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2023-29552

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2023-29552coverage & exploitation statusNVD · CVE.org

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