IrfanView palette file buffer overflow

irfanview-palette-bo (37222)

High Risk

Description:

IrfanView is vulnerable to a stack-based buffer overflow, caused by improper bounds checking when importing palette files. By persuading a victim to import a specially-crafted palette file, a remote attacker could overflow a buffer and execute arbitrary code on the system.

*CVSS:

Base Score:	7.5
Access Vector:	Network
Access Complexity:	Low
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	Partial
Temporal Score:	5.5
Exploitability:	Unproven
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Gain Access

Remedy:

Upgrade to the latest version of IrfanView (4.10 or later), available from the IrfanView Web site. See References.

References:

• IrfanView Web site: History of changes.
• Secunia Research 16/10/2007: IrfanView Palette File Importing Buffer Overflow Vulnerability.
• BID-26089: IrfanView .PAL Importing Remote Stack Based Buffer Overflow Vulnerability
• CVE-2007-4343: Stack-based buffer overflow in IrfanView 3.99 and 4.00 allows user-assisted remote attackers to execute arbitrary code via a crafted palette (.pal) file.
• SA26619: IrfanView Palette File Importing Buffer Overflow Vulnerability
• VUPEN/ADV-2007-3528: IrfanView Palette File Importing Client-Side Buffer Overflow Vulnerability

Platforms Affected:

• Irfanview IrfanView 4.00 and prior

Reported:

Oct 15, 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.

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