ircu remote names denial of service
| ircu-remotenames-dos (35984) |  Medium Risk |
Description:
ircu is vulnerable to a denial of service. By persuading an authenticated victim with oper privileges to execute a specially-crafted remote names command, a remote attacker could exploit this vulnerability to crash the server.
*CVSS:
| Base Score: | 2.8 |
| Access Vector: | Remote |
| Access Complexity: | High |
| Authentication: | Not Required |
| Confidentiality Impact: | None |
| Integrity Impact: | None |
| Availability Impact: | Partial |
| Temporal Score: | 2.1 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Denial of Service
Remedy:
Upgrade to the latest version of ircu (2.10.12.06 or later), available from the SourceForge.net Web site. See References.
References:
- Full-Disclosure Mailing List, Sun Aug 12 2007 - 10:05:16 CDT: Multiple vulnerabilities in ircu.
- SourceForge.net: Universal Ircd Development.
- wouter.coekaerts.be Web site: Multiple vulnerabilities in ircu.
- BID-25281: Multiple IRC Client Now Playing Scripts Input Validation Vulnerability
- BID-25285: Universal Ircd Server Multiple Remote Vulnerabilities
- CVE-2007-4404: ircu 2.10.12.01 allows remote attackers to (1) cause a denial of service (flood wallops) by joining two channels with certain long names that differ in the final character, which triggers a protocol violation and (2) cause a denial of service (daemon crash) via a J 0:#channel message on a channel without an apass; and (3) allows remote authenticated operators to cause a denial of service (daemon crash) via a remote names -D command.
Platforms Affected:
- Carlo Wood ircu 2.10.12.01
Reported:
Aug 12, 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.