SKK Tools skkdic-expr.c symlink
| skktools-skkdicexpr-symlink (36699) |  Medium Risk |
Description:
SKK Tools could allow a local attacker to launch a symlink attack. The main() function in the skkdic-expr.c file creates insecure temporary files. A local attacker could exploit this vulnerability by creating a symbolic link from a temporary file to other files on the system, which would allow the attacker to overwrite or delete arbitrary files on the system with the privileges of the victim.
*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:
For Gentoo Linux (SKK):
Refer to GLSA 200710-10 for patch, upgrade, or suggested workaround information. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
References:
- Debian Web site: Security Tracker: skktools insecure tempfile.
- SKK Openlab Web site: SKK Tools.
- BID-25739: SKK Openlab SKK Tools skkdic-expr.c Insecure Temporary File Creation Vulnerability
- CVE-2007-3916: The main function in skkdic-expr.c in SKK Tools 1.2 allows local users to overwrite or delete arbitrary files via a symlink attack on a skkdic$PID temporary file.
- GLSA-200710-10: SKK Tools: Insecure temporary file creation
- SA26866: SKK Tools skkdic-expr.c Insecure Temporary Files
Platforms Affected:
- Dr. Masahiko Sato SKK Tools 1.2 and prior
- Gentoo Linux
Reported:
Sep 18, 2007
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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.