yast2-backup backup shell command execution
| yast2backup-backup-command-execution (46879) |  High Risk |
Description:
yast2-backup could allow a local attacker to execute arbitrary commands on the system, caused by insufficient shell quoting. A local attacker could exploit this vulnerability using a specially-crafted file name to inject shell code into the backup process and execute arbitrary shell commands on the vulnerable system.
*CVSS:
| Base Score: | 4.6 |
| Access Vector: | Local |
| Access Complexity: | Low |
| Authentication: | None |
| Confidentiality Impact: | Partial |
| Integrity Impact: | Partial |
| Availability Impact: | Partial |
| Temporal Score: | 3.4 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Privileges
Remedy:
Apply the appropriate update for your system. See References.
References:
- Novell Web site: yast2-backup.
- BID-32464: SuSE YaST2 Backup File Name Local Arbitrary Shell Command Injection Vulnerability
- CVE-2008-4636: yast2-backup 2.14.2 through 2.16.6 on SUSE Linux and Novell Linux allows local users to gain privileges via shell metacharacters in filenames used by the backup process.
- SA32832: SUSE update for yast2-backup
- SUSE-SA:2008:054: SUSE Security Announcement: yast2-backup
Platforms Affected:
- Novell Linux Desktop 9
- Novell Linux POS 9
- Novell Open Enterprise Server
- Novell OpenSUSE 10.2
- Novell OpenSUSE 10.3
- Novell OpenSUSE 11.0
- Novell SUSE Linux Enterprise Desktop 10 SP2
- Novell SUSE Linux Enterprise Desktop 10 SP1
- Novell SUSE Linux Enterprise Server 10 SP2
- Novell SUSE Linux Enterprise Server 10 SP1
- Novell SuSE Linux Enterprise Server 10.0 SP2
- Novell SuSE Linux Enterprise Server 10.0 SP1
- SuSE Linux Enterprise Desktop 10.0 SP2
- SuSE Linux Enterprise Desktop 10.0 SP1
- SuSE Linux Enterprise Server 8
- SuSE Linux Enterprise Server 9
- SuSE SuSE SLES 9
- SuSE yast2-backup
Reported:
Nov 25, 2008
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* According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
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.