Is CVE-2009-3163 in the CISA KEV catalog?

No. CVE-2009-3163 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2009-3163?

CVE-2009-3163 has a CVSS v2 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2009-3163?

CVE-2009-3163 has an EPSS score of 4.53% (90th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2009-3163?

No published fix for CVE-2009-3163 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2009-3163

HIGHEPSS 90th pctl

7.5

CVSS v2

NVD

Description

Multiple format string vulnerabilities in lib/silcclient/command.c in Secure Internet Live Conferencing (SILC) Toolkit before 1.1.10, and SILC Client 1.1.8 and earlier, allow remote attackers to execute arbitrary code via format string specifiers in a channel name, related to (1) silc_client_command_topic, (2) silc_client_command_kick, (3) silc_client_command_leave, and (4) silc_client_command_users.

CWE-134

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

4.53%probability of exploitation in 30 days

90thpercentile

High risk: more likely to be exploited than 90% of all known CVEs.

References

Vendor Advisory2

Other references7

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-23.