Provided by Aanval (Snort & Syslog Intrusion Detection and Correlation Engine) www.aanval.com
--
| GEN:SID | 1:1455 |
| Message | WEB-CGI calendar.pl access |
| Summary | This event is generated when an attempt is made to access a web application that may lead to exploitation of the application. |
| Impact | Potentially harmful execution of binaries through perl open() |
| Detailed Information | An open source calendar perl script by Matt Kruse, Allows commands to be executed without input verification using the perl open() function. ie /cgi-bin/calendar.pl place the string "|ping 127.0.0.1|" in the configuration file field, this executes the command "ping 127.0.0.1" |
| Affected Systems | Any web server running the application. |
| Attack Scenarios | An unauthenticated user can execute arbitrary programs on the server by accessing calendar.pl and inputting commands such as "|mail /etc/passwd|" into the configuration file field. |
| Ease of Attack | Simple. No exploit software required. |
| Corrective Action | Download a newer version of the cgi |
| Additional References | CVE: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2000-0432 Bugtraq: http://online.securityfocus.com/bid/1215 |
| Rule References | bugtraq: 1215 cve: 2000-0432 |
--
DID:753304
--
http://www.aanval.com/