{"id":"CVE-2011-4357","aliases":["DEBIAN-CVE-2011-4357","DSA-2355-1","EUVD-2011-4287","GHSA-hr7h-rppp-w8x4"],"status":"published","title":"Format string vulnerability in the p_cgi_error function in python/neo_cgi.c in the Python CGI Kit...","description":"Format string vulnerability in the p_cgi_error function in python/neo_cgi.c in the Python CGI Kit (neo_cgi) module for Clearsilver 0.10.5 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via format string specifiers that are not properly handled when creating CGI error messages using the cgi_error API function.","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":"2026-11-07","score":0.03017,"percentile":0.87519,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-134"],"published":"2011-11-30T00:00:00Z","modified":"2026-10-23T17:47:30Z","fixes":[{"ecosystem":"Debian:12","package":"clearsilver","fixed_in":["0.10.5-1.3"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"clearsilver","fixed_in":["0.10.5-1.3"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"clearsilver","fixed_in":["0.10.5-1.3"],"sources":["osv"]},{"ecosystem":"Debian:6.0","package":"clearsilver","fixed_in":["0.10.5-1+squeeze1"],"sources":["osv"]},{"ecosystem":"Debian:5.0","package":"clearsilver","fixed_in":["0.10.4-1.3+lenny1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"clearsilver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.10.5-1.3"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"clearsilver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.10.5-1.3"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"clearsilver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.10.5-1.3"}]}]},{"source":"osv","ecosystem":"Debian:6.0","package":"clearsilver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.10.5-1+squeeze1"}]}],"versions":["0.10.5-1"]},{"source":"osv","ecosystem":"Debian:5.0","package":"clearsilver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.10.4-1.3+lenny1"}]}],"versions":["0.10.4-1.3"]}],"products":[{"vendor":"brandon_long","product":"clearsilver"}],"references":[{"url":"http://tech.groups.yahoo.com/group/ClearSilver/message/1422","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://code.google.com/p/clearsilver/source/detail?r=919","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://www.debian.org/security/2011/dsa-2355","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"http://osvdb.org/77419","tags":["vdb-entry","x_refsource_OSVDB","x_transferred","web"]},{"url":"http://www.openwall.com/lists/oss-security/2011/11/27/1","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/71599","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"http://secunia.com/advisories/47016","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-4357"},{"url":"https://github.com/advisories/GHSA-hr7h-rppp-w8x4"},{"url":"https://security-tracker.debian.org/tracker/CVE-2011-4357","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2011-4357","description":"Format string vulnerability in the p_cgi_error function in python/neo_cgi.c in the Python CGI Kit (neo_cgi) module for Clearsilver 0.10.5 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via format string specifiers that are not properly handled when creating CGI error messages using the cgi_error API function.","status":"published","published":"2011-12-10T17:00:00Z","modified":"2024-08-07T00:09:18.347Z","updated_at":"2026-11-02T14:35:37.989579Z"}],"euvd":[{"id":"EUVD-2011-4287","description":"Format string vulnerability in the p_cgi_error function in python/neo_cgi.c in the Python CGI Kit (neo_cgi) module for Clearsilver 0.10.5 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via format string specifiers that are not properly handled when creating CGI error messages using the cgi_error API function.","status":"published","published":"2011-12-10T17:00:00Z","modified":"2024-08-07T00:09:18Z","updated_at":"2026-11-03T01:39:48.961231Z"}],"ghsa":[{"id":"GHSA-hr7h-rppp-w8x4","title":"Format string vulnerability in the p_cgi_error function in python/neo_cgi.c in the Python CGI Kit...","description":"Format string vulnerability in the p_cgi_error function in python/neo_cgi.c in the Python CGI Kit (neo_cgi) module for Clearsilver 0.10.5 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via format string specifiers that are not properly handled when creating CGI error messages using the cgi_error API function.","status":"published","published":"2022-05-17T01:52:07Z","modified":"2023-02-03T05:05:53Z","cwes":["CWE-134"],"updated_at":"2026-11-02T14:53:48.81294Z"}],"nvd":[{"id":"CVE-2011-4357","description":"Format string vulnerability in the p_cgi_error function in python/neo_cgi.c in the Python CGI Kit (neo_cgi) module for Clearsilver 0.10.5 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via format string specifiers that are not properly handled when creating CGI error messages using the cgi_error API function.","status":"published","published":"2011-12-10T17:55:01.71Z","modified":"2026-06-16T23:34:50.287Z","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":"2026-11-02T14:02:11.800512Z"}],"osv":[{"id":"CVE-2011-4357","description":"Format string vulnerability in the p_cgi_error function in python/neo_cgi.c in the Python CGI Kit (neo_cgi) module for Clearsilver 0.10.5 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via format string specifiers that are not properly handled when creating CGI error messages using the cgi_error API function.","status":"published","published":"2011-12-10T17:55:01Z","modified":"2026-04-10T03:42:04.975156Z","updated_at":"2026-11-02T15:43:58.279353Z"},{"id":"DEBIAN-CVE-2011-4357","description":"Format string vulnerability in the p_cgi_error function in python/neo_cgi.c in the Python CGI Kit (neo_cgi) module for Clearsilver 0.10.5 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via format string specifiers that are not properly handled when creating CGI error messages using the cgi_error API function.","status":"published","published":"2011-12-10T17:55:01.71Z","modified":"2026-10-23T17:47:30.622049361Z","updated_at":"2026-11-02T15:45:24.612044Z"},{"id":"DSA-2355-1","title":"clearsilver - format string vulnerability","status":"published","published":"2011-11-30T00:00:00Z","modified":"2026-03-09T01:21:01.308958Z","updated_at":"2026-11-02T15:46:15.108335Z"}]}}