{"id":"CVE-2009-3051","aliases":["DSA-1879-1","EUVD-2009-3035","GHSA-v9wf-6v95-96rm"],"status":"published","title":"Multiple format string vulnerabilities in lib/silcclient/client_entry.c in Secure Internet Live...","description":"Multiple format string vulnerabilities in lib/silcclient/client_entry.c in Secure Internet Live Conferencing (SILC) Toolkit before 1.1.10, and SILC Client before 1.1.8, allow remote attackers to execute arbitrary code via format string specifiers in a nickname field, related to the (1) silc_client_add_client, (2) silc_client_update_client, and (3) silc_client_nickname_format functions.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.04827,"percentile":0.92048,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-134"],"published":"2009-09-04T00:00:00Z","modified":"2026-06-16T23:10:48Z","affected":[{"source":"osv","ecosystem":"Debian:5.0","package":"silc-toolkit","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.7-2+lenny1"}]}],"versions":["1.1.7-2","1.1.7-2+lenny1~bpo40+1"],"bundled":4},{"source":"osv","ecosystem":"Debian:5.0","package":"silc-client","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.4-1+lenny1"}]}],"versions":["1.1.4-1","1.1.4-1+lenny1~bpo40+1"],"bundled":4}],"products":[{"vendor":"silcnet","product":"silc_client"},{"vendor":"silcnet","product":"silc_toolkit"}],"references":[{"url":"http://www.vupen.com/english/advisories/2009/2150","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2009/08/31/5","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://secunia.com/advisories/36134","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://silcnet.org/general/news/news_client.php","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"http://silcnet.org/docs/changelog/SILC%20Toolkit%201.1.10","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://secunia.com/advisories/36614","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://silcnet.org/docs/release/SILC%20Client%201.1.8","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2009:235","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2009/09/03/5","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://www.debian.org/security/2009/dsa-1879","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","Patch"]},{"url":"http://silcnet.org/general/news/news_toolkit.php","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00001.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"http://www.securityfocus.com/bid/35940","tags":["vdb-entry","x_refsource_BID","x_transferred","Patch"]},{"url":"http://silcnet.org/docs/changelog/SILC%20Client%201.1.8","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2009:234","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-3051"},{"url":"https://github.com/advisories/GHSA-v9wf-6v95-96rm"}],"sources":{"cve":[{"id":"CVE-2009-3051","description":"Multiple format string vulnerabilities in lib/silcclient/client_entry.c in Secure Internet Live Conferencing (SILC) Toolkit before 1.1.10, and SILC Client before 1.1.8, allow remote attackers to execute arbitrary code via format string specifiers in a nickname field, related to the (1) silc_client_add_client, (2) silc_client_update_client, and (3) silc_client_nickname_format functions.","status":"published","published":"2009-09-10T18:00:00Z","modified":"2024-08-07T06:14:56.456Z","updated_at":"2026-11-02T14:33:24.10565Z"}],"euvd":[{"id":"EUVD-2009-3035","description":"Multiple format string vulnerabilities in lib/silcclient/client_entry.c in Secure Internet Live Conferencing (SILC) Toolkit before 1.1.10, and SILC Client before 1.1.8, allow remote attackers to execute arbitrary code via format string specifiers in a nickname field, related to the (1) silc_client_add_client, (2) silc_client_update_client, and (3) silc_client_nickname_format functions.","status":"published","published":"2009-09-10T18:00:00Z","modified":"2024-08-07T06:14:56Z","updated_at":"2026-11-03T01:39:15.098818Z"}],"ghsa":[{"id":"GHSA-v9wf-6v95-96rm","title":"Multiple format string vulnerabilities in lib/silcclient/client_entry.c in Secure Internet Live...","description":"Multiple format string vulnerabilities in lib/silcclient/client_entry.c in Secure Internet Live Conferencing (SILC) Toolkit before 1.1.10, and SILC Client before 1.1.8, allow remote attackers to execute arbitrary code via format string specifiers in a nickname field, related to the (1) silc_client_add_client, (2) silc_client_update_client, and (3) silc_client_nickname_format functions.","status":"published","published":"2022-05-02T03:41:22Z","modified":"2023-01-31T05:08:58Z","cwes":["CWE-134"],"updated_at":"2026-11-02T14:49:28.537064Z"}],"nvd":[{"id":"CVE-2009-3051","description":"Multiple format string vulnerabilities in lib/silcclient/client_entry.c in Secure Internet Live Conferencing (SILC) Toolkit before 1.1.10, and SILC Client before 1.1.8, allow remote attackers to execute arbitrary code via format string specifiers in a nickname field, related to the (1) silc_client_add_client, (2) silc_client_update_client, and (3) silc_client_nickname_format functions.","status":"published","published":"2009-09-10T18:30:00.217Z","modified":"2026-06-16T23:10:48.307Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-134"],"updated_at":"2026-11-02T14:01:36.596719Z"}],"osv":[{"id":"DSA-1879-1","title":"silc-client silc-toolkit - arbitrary code execution","status":"published","published":"2009-09-04T00:00:00Z","modified":"2026-03-09T01:18:05.991348Z","updated_at":"2026-11-02T15:46:14.734124Z"}]}}