vixie cron vulnerabilities and exploits

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730

VMScore

crontab in Vixie cron 3.0.1 and previous versions does not properly drop privileges after the failed parsing of a modification operation, which could allow a local malicious user to gain additional privileges when an editor is called to correct the error.

Paul Vixie Vixie Cron

2 EDB exploits

409

VMScore

Buffer overflow in Vixie cron 3.0.1-56 and previous versions could allow a local malicious user to gain additional privileges via a long username (> 20 characters).

Paul Vixie Vixie Cron

641

VMScore

do_command.c in Vixie cron (vixie-cron) 4.1 does not check the return code of a setuid call, which might allow local users to gain root privileges if setuid fails in cases such as PAM failures or resource limits, as originally demonstrated by a program that exceeds the process li...

Paul Vixie Vixie Cron 4.1

375

VMScore

crontab by Paul Vixie uses predictable file names for a temporary file and does not properly ensure that the file is owned by the user executing the crontab -e command, which allows local users with write access to the crontab spool directory to execute arbitrary commands by crea...

Paul Vixie Vixie Cron 3.0 Pl1

1 EDB exploit

294

VMScore

The edit_cmd function in crontab.c in (1) cronie prior to 1.4.4 and (2) Vixie cron (vixie-cron) allows local users to change the modification times of arbitrary files, and consequently cause a denial of service, via a symlink attack on a temporary file in the /tmp directory.

Fedorahosted Cronie Paul Vixie Vixie Cron

187

VMScore

crontab in Vixie cron 4.1, when running with the -e option, allows local users to read the cron files of other users by changing the file being edited to a symlink. NOTE: there is insufficient information to know whether this is a duplicate of CVE-2001-0235.

Paul Vixie Vixie Cron 4.1 Redhat Enterprise Linux 4.0

641

VMScore

Buffer overflow in Vixie Cron library up to version 3.0 allows local users to obtain root access via a long environmental variable.

Paul Vixie Vixie Cron 3.0 Netbsd Netbsd 2.0.4 Redhat Linux Bsdi Bsd Os 2.1 Freebsd Freebsd 2.1.0

725

VMScore

Vixie Cron on Linux systems allows local users to set parameters of sendmail commands via the MAILTO environmental variable.

Paul Vixie Vixie Cron 3.0 Pl1 Redhat Linux 5.1 Redhat Linux 5.2 Redhat Linux 6.0 Redhat Linux 4.0 Redhat Linux 4.2 Caldera Openlinux 2.2 Debian Debian Linux 2.1 Debian Debian Linux 2.2 Redhat Linux 4.1 Redhat Linux 5.0

1 EDB exploit

641

VMScore

Buffer overflow in Vixie cron allows local users to gain root access via a long MAILTO environment variable in a crontab file.

Paul Vixie Vixie Cron 3.0 Pl1 Redhat Linux 4.0 Redhat Linux 4.1 Redhat Linux 4.2 Redhat Linux 5.0 Caldera Openlinux 2.2 Debian Debian Linux 2.2 Redhat Linux 5.1 Redhat Linux 6.0 Debian Debian Linux 2.1 Redhat Linux 5.2

188

VMScore

Vixie Cron before the 3.0pl1-133 Debian package allows local users to cause a denial of service (daemon crash) via a large crontab file because the calloc return value is not checked.

Cron Project Cron Fedoraproject Fedora 29 Debian Debian Linux 8.0 Debian Debian Linux 9.0

2 Github repositories

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