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security advisorygentoobuffer overflow

Gentoo: 200304-09 Critical Advisory: Mgetty Spool Directory Risks

World-writable spool directory and buffer overflow in cnd-program have been fixed. It is recommended that all Gentoo Linux users who are runningnet-dialup/mgetty upgrade to mgetty-1.1.30. - - --------------------------------------------------------------------- GENTOO LINUX SECURITY ANNOUNCEMENT 200304-09 - - --------------------------------------------------------------------- PACKAGE : mgetty SUMMARY : buffer overflow, insecure spool dir DATE : 2003-04-28 10:17 UTC EXPLOIT : remote VERSIONS AFFECTED : =mgetty-1.1.29 CVE : CAN-2002-1391 CAN-2002-1392 - - --------------------------------------------------------------------- * faxspool in mgetty before 1.1.29 uses a world-writable spool directory for outgoing faxes, which allows local users to modify fax transmission privileges. * Buffer overflow in cnd-program for mgetty before 1.1.29 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a Caller ID string with a long CallerName argument. SOLUTION It is recommended that all Gentoo Linux users who are running net-dialup/mgetty upgrade to mgetty-1.1.30 as follows: emerge sync emerge mgetty emerge clean . Arch Linux users should upgrade their package manager now to address critical security vulnerabilities related to improper input handling and unsecured installation directories. Gentoo Linux,Mgetty Upgrade,Buffer Overflow Fix,Security Announcement,Remote Exploit. . Severity: Critical. LinuxSecurity.com Team

Apr 28, 2003 •Critical Gentoo