{"id":"CVE-2009-4488","aliases":["DEBIAN-CVE-2009-4488","EUVD-2009-4455","GHSA-xm68-4v8h-h9rf","UBUNTU-CVE-2009-4488"],"status":"disputed","title":"** DISPUTED ** Varnish 2.0.6 writes data to a log file without sanitizing non-printable...","description":"Varnish 2.0.6 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.  NOTE: the vendor disputes the significance of this report, stating that \"This is not a security problem in Varnish or any other piece of software which writes a logfile. The real problem is the mistaken belief that you can cat(1) a random logfile to your terminal safely.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.12997,"percentile":0.96359,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-1284","CWE-20"],"published":"2010-01-13T20:00:00Z","modified":"2026-10-23T18:03:41Z","exploits":[{"source":"exploitdb","id":"EDB-33498","title":"Varnish 2.0.6 - 'Terminal Escape Sequence in Logs' Command Injection","type":"remote","platform":"multiple","date":"2010-01-11","verified":true,"url":"https://www.exploit-db.com/exploits/33498"}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"varnish","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["7.1.1-1.1","7.1.1-1.1+deb12u1","7.1.1-1.2","7.1.1-2+deb12u1","7.5.0-1","7.5.0-2","7.5.0-3","7.6.0-1","7.6.0-2","7.6.1-1","7.6.1-2","7.7.0-1","7.7.0-2","7.7.0-3","7.7.1-1","7.7.2-1","7.7.2-2","7.7.3-1","7.7.3-2","7.7.3-3"]},{"source":"osv","ecosystem":"Debian:13","package":"varnish","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["7.7.0-3","7.7.0-3+deb13u1","7.7.1-1","7.7.2-1","7.7.2-2","7.7.3-1","7.7.3-2","7.7.3-3"]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"varnish","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.0.4-1ubuntu1","3.0.4-1ubuntu2","3.0.5-1ubuntu2","3.0.5-2","3.0.5-2ubuntu0.1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"varnish","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.0.3-1","4.1.0-1","4.1.0-2","4.1.1-1","4.1.1-1ubuntu0.2","4.1.1-1ubuntu0.2+esm1"]}],"products":[{"vendor":"varnish.projects.linpro","product":"varnish"}],"references":[{"url":"http://www.ush.it/team/ush/hack_httpd_escape/adv.txt","tags":["x_refsource_MISC","x_transferred","Exploit","evidence"]},{"url":"http://www.securityfocus.com/bid/37713","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit","evidence"]},{"url":"http://www.securityfocus.com/archive/1/508830/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-4488"},{"url":"https://github.com/advisories/GHSA-xm68-4v8h-h9rf"},{"url":"https://security-tracker.debian.org/tracker/CVE-2009-4488","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2009-4488","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2009-4488","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2009-4488","description":"Varnish 2.0.6 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.  NOTE: the vendor disputes the significance of this report, stating that \"This is not a security problem in Varnish or any other piece of software which writes a logfile. The real problem is the mistaken belief that you can cat(1) a random logfile to your terminal safely.","status":"disputed","published":"2010-01-13T20:00:00Z","modified":"2025-01-21T16:48:02.245Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-1284"],"updated_at":"2026-11-02T14:33:24.451733Z"}],"euvd":[{"id":"EUVD-2009-4455","description":"Varnish 2.0.6 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.  NOTE: the vendor disputes the significance of this report, stating that \"This is not a security problem in Varnish or any other piece of software which writes a logfile. The real problem is the mistaken belief that you can cat(1) a random logfile to your terminal safely.","status":"published","published":"2010-01-13T20:00:00Z","modified":"2025-01-21T16:48:02Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:04:16.173755Z"}],"ghsa":[{"id":"GHSA-xm68-4v8h-h9rf","title":"** DISPUTED ** Varnish 2.0.6 writes data to a log file without sanitizing non-printable...","description":"** DISPUTED ** Varnish 2.0.6 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.  NOTE: the vendor disputes the significance of this report, stating that \"This is not a security problem in Varnish or any other piece of software which writes a logfile. The real problem is the mistaken belief that you can cat(1) a random logfile to your terminal safely.\"","status":"published","published":"2022-05-02T03:55:15Z","modified":"2025-01-21T18:32:09Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-20","CWE-1284"],"updated_at":"2026-11-02T14:59:37.435968Z"}],"nvd":[{"id":"CVE-2009-4488","description":"Varnish 2.0.6 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.  NOTE: the vendor disputes the significance of this report, stating that \"This is not a security problem in Varnish or any other piece of software which writes a logfile. The real problem is the mistaken belief that you can cat(1) a random logfile to your terminal safely.","status":"disputed","published":"2010-01-13T20:30:00.39Z","modified":"2026-06-16T23:13:45.65Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-20","CWE-1284"],"updated_at":"2026-11-02T14:01:38.33745Z"}],"osv":[{"id":"DEBIAN-CVE-2009-4488","description":"Varnish 2.0.6 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.  NOTE: the vendor disputes the significance of this report, stating that \"This is not a security problem in Varnish or any other piece of software which writes a logfile. The real problem is the mistaken belief that you can cat(1) a random logfile to your terminal safely.","status":"published","published":"2010-01-13T20:30:00.39Z","modified":"2026-10-23T18:03:41.436187994Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:45:24.013654Z"},{"id":"UBUNTU-CVE-2009-4488","description":"Varnish 2.0.6 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.  NOTE: the vendor disputes the significance of this report, stating that \"This is not a security problem in Varnish or any other piece of software which writes a logfile. The real problem is the mistaken belief that you can cat(1) a random logfile to your terminal safely.","status":"published","published":"2010-01-13T20:30:00Z","modified":"2026-04-22T08:43:40.785675Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:54:05.838224Z"},{"id":"CVE-2009-4488","description":"Varnish 2.0.6 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.  NOTE: the vendor disputes the significance of this report, stating that \"This is not a security problem in Varnish or any other piece of software which writes a logfile. The real problem is the mistaken belief that you can cat(1) a random logfile to your terminal safely.","status":"published","published":"2010-01-13T20:30:00Z","modified":"2026-04-10T03:41:00.868034Z","updated_at":"2026-11-02T15:43:57.714116Z"}]}}