ejabberd client2server denial of service
ejabberd-client2server-dos (56025) | Medium Risk |
Description:
ejabberd is vulnerable to a denial of service, caused by an error in the client2server message queue. By sending multiple client2server messages, a remote attacker could overload the c2s message queue and cause the node to crash.
*CVSS:
Base Score: | 5 |
Access Vector: | Network |
Access Complexity: | Low |
Authentication: | None |
Confidentiality Impact: | None |
Integrity Impact: | None |
Availability Impact: | Partial |
Temporal Score: | 3.7 |
Exploitability: | Unproven |
Remediation Level: | Official-Fix |
Report Confidence: | Confirmed |
Consequences:
Denial of Service
Remedy:
Upgrade to the latest version of ejabberd (2.1.3 or later), available from the ProcessOne Web site. See References.
References:
- ProcessOne Web site: All Projects : ejabberd development : ejabberd 2.1.3 (Fix For Version) .
- BID-38003: ejabberd 'client2server' Message Remote Denial of Service Vulnerability
- CVE-2010-0305: ejabberd_c2s.erl in ejabberd before 2.1.3 allows remote attackers to cause a denial of service (daemon crash) via a large number of c2s (aka client2server) messages that trigger a queue overload.
- DSA-2033: ejabberd -- heap overflow
- OSVDB ID: 62066: ejabberd ejabberd_c2s.erl c2s Message Saturation Remote DoS
- SA38337: ejabberd Message Queue Denial of Service
- VUPEN/ADV-2010-0894: Debian Security Update Fixes ejabberd Denial of Service Vulnerability
Platforms Affected:
- Debian Debian Linux 5.0
- Process-One ejabberd 2.1.2
Reported:
Jan 29, 2010
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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.