SETroubleShoot sealert symlink
| setroubleshoot-sealert-symlink (42591) |  Medium Risk |
Description:
SETroubleShoot sealert could allow a local attacker to launch a symlink attack, caused by the improper handling of temporary files that are created with insecure permissions. A local attacker could exploit this vulnerability by creating a symbolic link from the /tmp/sealert.log temporary file to other files on the system, which would allow the attacker to overwrite arbitrary files on the system with the privileges of the victim, or obtain sensitive information.
*CVSS:
| Base Score: | 3.3 |
| Access Vector: | Local |
| Access Complexity: | Medium |
| Authentication: | None |
| Confidentiality Impact: | None |
| Integrity Impact: | Partial |
| Availability Impact: | Partial |
| Temporal Score: | 2.9 |
| Exploitability: | High |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
File Manipulation
Remedy:
Refer to RHSA-2008:0061-12 for patch, upgrade or suggested workaround information. See References.
References:
- Fedorahosted Web site: SELinux Trouble Shooting Tool (setroubleshoot).
- Red Hat Bugzilla Bug 288221: CVE-2007-5495 setroubleshoot insecure logging.
- BID-29320: SETroubleShoot sealert Insecure Temporary File Creation Vulnerability
- CVE-2007-5495: sealert in setroubleshoot 2.0.5 allows local users to overwrite arbitrary files via a symlink attack on the sealert.log temporary file.
- RHSA-2008-0061: Moderate: setroubleshoot security and bug fix update
- SECTRACK ID: 1020077: SETroubleShoot Lets Local Users Overwrite Files
Platforms Affected:
- RedHat Enterprise Linux 5 Client
- RedHat Enterprise Linux 5
- SELinux SETroubleShoot
Reported:
May 20, 2008
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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.