CVE-2011-2205

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Summary

CVECVE-2011-2205
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2011-06-22 21:55:01 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionProsody before 0.8.1 does not properly detect recursion during entity expansion, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564.

Risk And Classification

Primary CVSS: v2.0 5 from [email protected]

AV:N/AC:L/Au:N/C:N/I:N/A:P

Problem Types: CWE-399 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

AV:N/AC:L/Au:N/C:N/I:N/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Prosody Prosody 0.1.0 All All All
Application Prosody Prosody 0.2.0 All All All
Application Prosody Prosody 0.3.0 All All All
Application Prosody Prosody 0.4.0 All All All
Application Prosody Prosody 0.4.1 All All All
Application Prosody Prosody 0.4.2 All All All
Application Prosody Prosody 0.5.0 All All All
Application Prosody Prosody 0.5.1 All All All
Application Prosody Prosody 0.5.2 All All All
Application Prosody Prosody 0.6 All All All
Application Prosody Prosody 0.6.0 All All All
Application Prosody Prosody 0.6.1 All All All
Application Prosody Prosody 0.7 All All All
Application Prosody Prosody 0.7.0 All All All
Application Prosody Prosody 0.8 All All All
Application Prosody Prosody All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
oss-security - CVE Request: prosody DoS, djabberd external entity injection af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
Prosody XML and JSON Processing Denial of Service Vulnerabilities - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
Prosody 0.8.1 released - Prosodical Thoughts af854a3a-2127-422b-91ae-364da2661108 blog.prosody.im Patch
oss-security - Re: CVE Request: prosody DoS, djabberd external entity injection af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
Prosody XML Parsing Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
0.8.1 Release Notes - Prosody.im af854a3a-2127-422b-91ae-364da2661108 prosody.im Patch
Prosody IM 0.8: revision ee6a18f10a8d: xmlhandlers/xmppstream: Stop the parser when encountering restricted XML, completing the fix for the billion laughs attack af854a3a-2127-422b-91ae-364da2661108 hg.prosody.im Patch
Prosody IM 0.8: revision 5305a665bdd4: util.xmppstream: Reject XML comments, processing instructions and (if supported by LuaExpat) DTDs. If not supported, log a warning. af854a3a-2127-422b-91ae-364da2661108 hg.prosody.im Patch
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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