{"id":"CVE-2009-0661","aliases":["DEBIAN-CVE-2009-0661","DSA-1744-1","EUVD-2009-0664","GHSA-x574-mhvf-59h5"],"status":"published","title":"Wee Enhanced Environment for Chat (WeeChat) 0.2.6 allows remote attackers to cause a denial of...","description":"Wee Enhanced Environment for Chat (WeeChat) 0.2.6 allows remote attackers to cause a denial of service (crash) via an IRC PRIVMSG command containing crafted color codes that trigger an out-of-bounds read.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.03105,"percentile":0.87858,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20"],"published":"2009-03-18T00:00:00Z","modified":"2026-10-23T17:47:35Z","fixes":[{"ecosystem":"Debian:12","package":"weechat","fixed_in":["0.2.6.1-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"weechat","fixed_in":["0.2.6.1-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"weechat","fixed_in":["0.2.6.1-1"],"sources":["osv"]},{"ecosystem":"Debian:5.0","package":"weechat","fixed_in":["0.2.6-1+lenny1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"weechat","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.2.6.1-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"weechat","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.2.6.1-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"weechat","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.2.6.1-1"}]}]},{"source":"osv","ecosystem":"Debian:5.0","package":"weechat","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.2.6-1+lenny1"}]}],"versions":["0.2.6-1"]}],"products":[{"vendor":"flashtux","product":"weechat"}],"references":[{"url":"http://savannah.nongnu.org/bugs/index.php?25862","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://www.securityfocus.com/bid/34148","tags":["vdb-entry","x_refsource_BID","x_transferred","Patch","fix"]},{"url":"http://secunia.com/advisories/34304","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://weechat.flashtux.org/","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"http://osvdb.org/52763","tags":["vdb-entry","x_refsource_OSVDB","x_transferred","web"]},{"url":"http://www.vupen.com/english/advisories/2009/0758","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Patch","Vendor Advisory","advisory","fix"]},{"url":"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=519940","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://www.debian.org/security/2009/dsa-1744","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/49295","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"http://secunia.com/advisories/34328","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2009/03/17/8","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-0661"},{"url":"http://weechat.flashtux.org"},{"url":"https://github.com/advisories/GHSA-x574-mhvf-59h5"},{"url":"https://security-tracker.debian.org/tracker/CVE-2009-0661","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2009-0661","description":"Wee Enhanced Environment for Chat (WeeChat) 0.2.6 allows remote attackers to cause a denial of service (crash) via an IRC PRIVMSG command containing crafted color codes that trigger an out-of-bounds read.","status":"published","published":"2009-03-19T10:00:00Z","modified":"2024-08-07T04:40:05.127Z","updated_at":"2026-11-02T14:33:25.896677Z"}],"euvd":[{"id":"EUVD-2009-0664","description":"Wee Enhanced Environment for Chat (WeeChat) 0.2.6 allows remote attackers to cause a denial of service (crash) via an IRC PRIVMSG command containing crafted color codes that trigger an out-of-bounds read.","status":"published","published":"2009-03-19T10:00:00Z","modified":"2024-08-07T04:40:05Z","updated_at":"2026-11-03T01:39:24.749817Z"}],"ghsa":[{"id":"GHSA-x574-mhvf-59h5","title":"Wee Enhanced Environment for Chat (WeeChat) 0.2.6 allows remote attackers to cause a denial of...","description":"Wee Enhanced Environment for Chat (WeeChat) 0.2.6 allows remote attackers to cause a denial of service (crash) via an IRC PRIVMSG command containing crafted color codes that trigger an out-of-bounds read.","status":"published","published":"2022-05-02T03:17:24Z","modified":"2025-04-09T04:06:41Z","cwes":["CWE-20"],"updated_at":"2026-11-02T15:00:59.52588Z"}],"nvd":[{"id":"CVE-2009-0661","description":"Wee Enhanced Environment for Chat (WeeChat) 0.2.6 allows remote attackers to cause a denial of service (crash) via an IRC PRIVMSG command containing crafted color codes that trigger an out-of-bounds read.","status":"published","published":"2009-03-19T10:30:00.39Z","modified":"2026-06-16T23:05:31.283Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:01:34.44527Z"}],"osv":[{"id":"CVE-2009-0661","description":"Wee Enhanced Environment for Chat (WeeChat) 0.2.6 allows remote attackers to cause a denial of service (crash) via an IRC PRIVMSG command containing crafted color codes that trigger an out-of-bounds read.","status":"published","published":"2009-03-19T10:30:00Z","modified":"2026-04-10T03:40:39.675682Z","updated_at":"2026-11-02T15:43:57.452479Z"},{"id":"DEBIAN-CVE-2009-0661","description":"Wee Enhanced Environment for Chat (WeeChat) 0.2.6 allows remote attackers to cause a denial of service (crash) via an IRC PRIVMSG command containing crafted color codes that trigger an out-of-bounds read.","status":"published","published":"2009-03-19T10:30:00.39Z","modified":"2026-10-23T17:47:35.332252035Z","updated_at":"2026-11-02T15:45:24.013654Z"},{"id":"DSA-1744-1","title":"weechat - denial of service","status":"published","published":"2009-03-18T00:00:00Z","modified":"2026-03-09T01:01:35.26284Z","updated_at":"2026-11-02T15:46:14.734124Z"}]}}