CVE-2009-3163
Multiple format string vulnerabilities in lib/silcclient/command.c in Secure Internet Live...
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2009-3163- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-134
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2009-3163- Updated
- 2026-11-02
EUVDEUVD-2009-3146 No score
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.
- Record
EUVD-2009-3146- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4crp-jh2p-xg7w No score
Multiple format string vulnerabilities in lib/silcclient/command.c in Secure Internet Live...
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.
- Record
GHSA-4crp-jh2p-xg7w- Weakness
- CWE-134
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
silc-toolkitDebian:5.0 From an advisory covering 4 CVEs |
before 1.1.7-2+lenny1, plus listed versions 1.1.7-21.1.7-2+lenny1~bpo40+1 |
1.1.7-2+lenny1 |
silc-clientDebian:5.0 From an advisory covering 4 CVEs |
before 1.1.4-1+lenny1, plus listed versions 1.1.4-11.1.4-1+lenny1~bpo40+1 |
1.1.4-1+lenny1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-3163 is a high vulnerability (CVSS 7.5) in Silcnet Silc Client, published September 4, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.53%, the 91st percentile. No source names a fixed version.