Ultra Crypto Component CryptoX.dll ActiveX control file overwrite

ultracrypto-cryptox-file-overwrite (36522)

Medium Risk

Description:

The Ultra Crypto Component ActiveX control (CryptoX.dll) could allow a remote attacker to overwrite arbitrary files on the system. By persuading a victim to visit a malicious Web site, a remote attacker could exploit this vulnerability using the SaveToFile() function to overwrite and corrupt arbitrary files on the system.

*CVSS:

Base Score:	8.8
Access Vector:	Network
Access Complexity:	Medium
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	Complete
Availability Impact:	Complete
Temporal Score:	7.1
Exploitability:	Unproven
Remediation Level:	Unavailable
Report Confidence:	Uncorroborated

Consequences:

File Manipulation

Remedy:

No remedy available as of June 1, 2013.

References:

• Ultra Shareware Web site: Ultra Crypto Component.
• BID-25611: Ultra Crypto Component ActiveX Control SaveToFile Arbitrary File Overwrite Vulnerability
• CVE-2007-4902: Absolute path traversal vulnerability in a certain ActiveX control in CryptoX.dll 2.0 and earlier in the Ultra Crypto Component allows remote attackers to write to arbitrary files via a full pathname in the argument to the SaveToFile method.
• OSVDB ID: 38982: Ultra Crypto Component ActiveX (CryptoX.dll) SaveToFile Method Traversal Arbitrary File Overwrite
• SECTRACK ID: 1018675: Ultra Crypto Component ActiveX Control Lets Remote Users Write to Arbitrary Files

Platforms Affected:

• Ultra Shareware Ultra Crypto Component ActiveX control 2.0 and prior

Reported:

Sep 10, 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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