GLSA 200812-08: Mgetty: Insecure temporary file usage
| Severity: | normal |
| Title: | Mgetty: Insecure temporary file usage |
| Date: | 12/06/2008 |
| Bugs: | |
| ID: | 200812-08 |
Synopsis
Mgetty uses temporary files in an insecure manner, allowing for symlink attacks.Background
Mgetty is a set of fax and voice modem programs.
Affected packages
| Package | Vulnerable | Unaffected | Architecture(s) |
|---|---|---|---|
| net-dialup/mgetty | < 1.1.36-r3 | >= 1.1.36-r3 | All supported architectures |
Description
Dmitry E. Oboukhov reported that the "spooldir" directory in fax/faxspool.in is created in an insecure manner.
Impact
A local attacker could exploit this vulnerability to overwrite arbitrary files with the privileges of the user running the application.
Workaround
There is no known workaround at this time.
Resolution
All Mgetty users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-dialup/mgetty-1.1.36-r3"
References
Availability
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
Concerns?
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.
License
Copyright 2010 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.