Crysis keyexchange packet information disclosure

crysis-keyexchange-info-disclosure (43087)

Low Risk

Description:

Crysis could allow a remote attacker to obtain sensitive information, caused by a design error that allows the server/clent to reply with a disconnect packet containing user credentials. By sending a keyexchange packet without an initial join packet, a remote attacker could obtain the IP address, client nicknames and status or other sensitive information from the vulnerable application.

*CVSS:

Base Score:	5
Access Vector:	Network
Access Complexity:	Low
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	None
Availability Impact:	None
Temporal Score:	4.3
Exploitability:	Unproven
Remediation Level:	Unavailable
Report Confidence:	Confirmed

Consequences:

Obtain Information

Remedy:

No remedy available as of May 1, 2013.

References:

• EA Web site: EA : Crysis.
• Luigi Auriemma Advisories, 15 Jun 2008: Crysis.
• BID-29720: Crysis 'keyexchange' Packet Information Disclosure Vulnerability
• CVE-2008-6737: Crysis 1.21 and earlier allows remote attackers to obtain sensitive player information such as real IP addresses by sending a keyexchange packet without a previous join packet, which causes Crysis to send a disconnect packet that includes unrelated log information.
• OSVDB ID: 46260: Crysis Disconnect Packet Remote Information Disclosure
• SA30706: Crysis Disconnect Packet Information Disclosure

Platforms Affected:

• Electronic Arts Crysis 1.1
• Electronic Arts Crysis 1.2
• Electronic Arts Crysis 1.21

Reported:

Jun 15, 2008

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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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