{"id":"CVE-2007-6437","aliases":["DEBIAN-CVE-2007-6437","DSA-1464-1","DTSA-105-1","EUVD-2007-6403","GHSA-gv7r-26f5-9p85"],"status":"published","title":"Balabit syslog-ng 2.0.x before 2.0.6 and 2.1.x before 2.1.8 allows remote attackers to cause a...","description":"Balabit syslog-ng 2.0.x before 2.0.6 and 2.1.x before 2.1.8 allows remote attackers to cause a denial of service (crash) via a message with a timestamp that does not contain a trailing space, which triggers a NULL pointer dereference.","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":"2026-11-07","score":0.03348,"percentile":0.88749,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20"],"published":"2007-12-19T21:00:00Z","modified":"2026-10-21T17:47:36Z","fixes":[{"ecosystem":"Debian:12","package":"syslog-ng","fixed_in":["2.0.6-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"syslog-ng","fixed_in":["2.0.6-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"syslog-ng","fixed_in":["2.0.6-1"],"sources":["osv"]},{"ecosystem":"Debian:4.0","package":"syslog-ng","fixed_in":["2.0.0-1etch1"],"sources":["osv"]},{"ecosystem":"Debian:5.0","package":"syslog-ng","fixed_in":["2.0.5-3+lenny1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"syslog-ng","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.6-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"syslog-ng","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.6-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"syslog-ng","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.6-1"}]}]},{"source":"osv","ecosystem":"Debian:4.0","package":"syslog-ng","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.0-1etch1"}]}],"versions":["2.0.0-1"]},{"source":"osv","ecosystem":"Debian:5.0","package":"syslog-ng","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.5-3+lenny1"}]}]}],"products":[{"vendor":"balabit","product":"syslog-ng_open_source_edition"},{"vendor":"balabit","product":"syslog-ng_premium_edition"}],"references":[{"url":"http://www.securityfocus.com/bid/26897","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00606.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"http://seclists.org/bugtraq/2007/Dec/0202.html","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","web"]},{"url":"http://www.debian.org/security/2008/dsa-1464","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"http://www.vupen.com/english/advisories/2007/4257","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=426173","tags":["x_refsource_CONFIRM","x_transferred","report"]},{"url":"http://secunia.com/advisories/28279","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://secunia.com/advisories/28118","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://secunia.com/advisories/28483","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://securitytracker.com/id?1019105","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","web"]},{"url":"http://secunia.com/advisories/28372","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://www.osvdb.org/39551","tags":["vdb-entry","x_refsource_OSVDB","x_transferred","web"]},{"url":"http://security.gentoo.org/glsa/glsa-200712-19.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","advisory"]},{"url":"https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00610.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"http://www.securityfocus.com/archive/1/485181/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","web"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/39082","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-6437"},{"url":"https://github.com/advisories/GHSA-gv7r-26f5-9p85"},{"url":"https://security-tracker.debian.org/tracker/CVE-2007-6437","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2007-6437","description":"Balabit syslog-ng 2.0.x before 2.0.6 and 2.1.x before 2.1.8 allows remote attackers to cause a denial of service (crash) via a message with a timestamp that does not contain a trailing space, which triggers a NULL pointer dereference.","status":"published","published":"2007-12-19T21:00:00Z","modified":"2024-08-07T16:02:36.775Z","updated_at":"2026-11-02T13:33:07.91528Z"}],"euvd":[{"id":"EUVD-2007-6403","description":"Balabit syslog-ng 2.0.x before 2.0.6 and 2.1.x before 2.1.8 allows remote attackers to cause a denial of service (crash) via a message with a timestamp that does not contain a trailing space, which triggers a NULL pointer dereference.","status":"published","published":"2007-12-19T21:00:00Z","modified":"2024-08-07T16:02:36Z","updated_at":"2026-11-03T01:16:12.823662Z"}],"ghsa":[{"id":"GHSA-gv7r-26f5-9p85","title":"Balabit syslog-ng 2.0.x before 2.0.6 and 2.1.x before 2.1.8 allows remote attackers to cause a...","description":"Balabit syslog-ng 2.0.x before 2.0.6 and 2.1.x before 2.1.8 allows remote attackers to cause a denial of service (crash) via a message with a timestamp that does not contain a trailing space, which triggers a NULL pointer dereference.","status":"published","published":"2022-05-01T18:42:55Z","modified":"2023-01-31T05:05:42Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:48:54.336052Z"}],"nvd":[{"id":"CVE-2007-6437","description":"Balabit syslog-ng 2.0.x before 2.0.6 and 2.1.x before 2.1.8 allows remote attackers to cause a denial of service (crash) via a message with a timestamp that does not contain a trailing space, which triggers a NULL pointer dereference.","status":"published","published":"2007-12-19T21:46:00Z","modified":"2026-06-16T22:48:05.137Z","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":"2026-11-02T14:01:24.110006Z"}],"osv":[{"id":"CVE-2007-6437","description":"Balabit syslog-ng 2.0.x before 2.0.6 and 2.1.x before 2.1.8 allows remote attackers to cause a denial of service (crash) via a message with a timestamp that does not contain a trailing space, which triggers a NULL pointer dereference.","status":"published","published":"2007-12-19T21:46:00Z","modified":"2026-04-10T03:39:28.857481Z","updated_at":"2026-11-02T15:43:57.178433Z"},{"id":"DEBIAN-CVE-2007-6437","description":"Balabit syslog-ng 2.0.x before 2.0.6 and 2.1.x before 2.1.8 allows remote attackers to cause a denial of service (crash) via a message with a timestamp that does not contain a trailing space, which triggers a NULL pointer dereference.","status":"published","published":"2007-12-19T21:46:00Z","modified":"2026-10-21T17:47:36.205093002Z","updated_at":"2026-11-02T15:45:23.411908Z"},{"id":"DSA-1464-1","title":"syslog-ng - denial of service","status":"published","published":"2008-01-15T00:00:00Z","modified":"2026-03-09T01:02:01.573801Z","updated_at":"2026-11-02T15:46:14.285228Z"},{"id":"DTSA-105-1","title":"syslog-ng - remote denial of service","status":"published","published":"2007-12-26T00:00:00Z","modified":"2026-03-09T01:01:08.487423Z","updated_at":"2026-11-02T15:46:18.716547Z"}]}}