Ghostscript iscan.c buffer overflow
| ghostscript-iscan-bo (60380) |  High Risk |
Description:
Ghostscript is vulnerable to a buffer overflow, caused by improper bounds checking by iscan.c when processing malicious PDF files. By persuading a victim to open a specially-crafted PDF file, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
*CVSS:
| Base Score: | 6.8 |
| Access Vector: | Network |
| Access Complexity: | Medium |
| Authentication: | None |
| Confidentiality Impact: | Partial |
| Integrity Impact: | Partial |
| Availability Impact: | Partial |
| Temporal Score: | 5 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Access
Remedy:
Apply the appropriate update for your system. See References.
References:
- Ghostscript Bugzilla ¿ Bug 690523: gs pdf parsing buffer overflow .
- Ghostscript Web site: Ghostscript.
- BID-41593: Ghostscript 'iscan.c' PDF Handling Remote Buffer Overflow Vulnerability
- CVE-2009-4897: Buffer overflow in gs/psi/iscan.c in Ghostscript 8.64 and earlier allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted PDF document containing a long name.
- DSA-2093: ghostscript -- several vulnerabilities
- MDVSA-2010:134: ghostscript
- MDVSA-2010:135: ghostscript
- OSVDB ID: 66277: Ghostscript on Ubuntu gs/psi/iscan.c Malformed PDF/PS File Arbitrary Code Execution
Platforms Affected:
- Debian Debian Linux 5.0
- Ghostscript Ghostscript 8.64
- MandrakeSoft Mandrake Linux 2008.0 X86_64
- MandrakeSoft Mandrake Linux 2008.0
- MandrakeSoft Mandrake Linux Corporate Server 4.0
- MandrakeSoft Mandrake Linux Corporate Server 4.0 X86_64
- Mandriva Enterprise Server 5
- Mandriva Enterprise Server 5 X86_64
- Mandriva Linux 2009.0 X86_64
- Mandriva Linux 2009.0
- Mandriva Linux 2009.1
- Mandriva Linux 2009.1 X86_64
- Mandriva Linux 2010
- Mandriva Linux 2010 X86_64
Reported:
Jun 16, 2009
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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.