ICQ Pro MCRegEx__Search() buffer overflow
| icqpro-mcregexsearch-bo (28835) |  High Risk |
Description:
ICQ Pro is vulnerable to a heap-based buffer overflow, caused by improper bounds checking by the MCRegEx__Search() function. By sending a specially-crafted message, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
*CVSS:
| Base Score: | 7 |
| Access Vector: | Remote |
| Access Complexity: | Low |
| Authentication: | Not Required |
| Confidentiality Impact: | Partial |
| Integrity Impact: | Partial |
| Availability Impact: | Partial |
| Temporal Score: | 5.2 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Access
Remedy:
Upgrade to the latest version of ICQ Pro (5.1 or later), available from the ICQ Pro Web site. See References.
References:
- CoreLabs Advisory CORE-2006-0321: AOL ICQ Pro 2003b heap overflow vulnerability.
- ICQ Download Web site: ICQ Download - ICQ.com.
- BID-19897: ICQ MCRegEx__Search Remote Heap Buffer Overflow Vulnerability
- CVE-2006-4662: Heap-based buffer overflow in the MCRegEx__Search function in AOL ICQ Pro 2003b Build 3916 and earlier allows remote attackers to execute arbitrary code via an inconsistent length field of a Message in a 0x2711 Type-Length-Value (TLV) type.
- SA21834: ICQ Pro 2003b "MCRegEx__Search" Buffer Overflow Vulnerability
- US-CERT VU#400780: AOL ICQ Pro fails to properly handle incoming message lengths
- VUPEN/ADV-2006-3527: ICQ Pro MCRegEx__Search() Function Client-Side Buffer Overflow Vulnerability
Platforms Affected:
- ICQ ICQ Pro 2003b build3916prior
Reported:
Sep 08, 2006
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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.