CVE-2011-1753

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Summary

CVECVE-2011-1753
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2011-06-21 02:52:42 UTC
Updated2026-04-29 01:13:23 UTC
Descriptionexpat_erl.c in ejabberd before 2.1.7 and 3.x before 3.0.0-alpha-3, and exmpp before 0.9.7, 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 Process-one Ejabberd 0.9 All All All
Application Process-one Ejabberd 0.9.1 All All All
Application Process-one Ejabberd 0.9.8 All All All
Application Process-one Ejabberd 1.0.0 All All All
Application Process-one Ejabberd 1.1.0 All All All
Application Process-one Ejabberd 1.1.1 All All All
Application Process-one Ejabberd 1.1.1.0 All All All
Application Process-one Ejabberd 1.1.1.1 All All All
Application Process-one Ejabberd 1.1.14 All All All
Application Process-one Ejabberd 1.1.2 All All All
Application Process-one Ejabberd 1.1.3 All All All
Application Process-one Ejabberd 2.0.0 All All All
Application Process-one Ejabberd 2.0.0 beta1 All All
Application Process-one Ejabberd 2.0.0 rc1 All All
Application Process-one Ejabberd 2.0.1_2 All All All
Application Process-one Ejabberd 2.0.2 All All All
Application Process-one Ejabberd 2.0.3 All All All
Application Process-one Ejabberd 2.0.4 All All All
Application Process-one Ejabberd 2.0.5 All All All
Application Process-one Ejabberd 2.1.0 All All All
Application Process-one Ejabberd 2.1.1 All All All
Application Process-one Ejabberd 2.1.2 All All All
Application Process-one Ejabberd 2.1.3 All All All
Application Process-one Ejabberd 2.1.4 All All All
Application Process-one Ejabberd 2.1.5 All All All
Application Process-one Ejabberd 3.0.0 alpha1 All All
Application Process-one Ejabberd 3.0.0 alpha2 All All
Application Process-one Ejabberd All All All All
Application Process-one Exmpp 0.9.1 All All All
Application Process-one Exmpp 0.9.2 All All All
Application Process-one Exmpp 0.9.3 All All All
Application Process-one Exmpp 0.9.4 All All All
Application Process-one Exmpp 0.9.5 All All All
Application Process-one Exmpp All All All All

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
Fedora update for ejabberd - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
ejabberd Nested XML Entities Denial of Service Vulnerability - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
Debian update for ejabberd - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
ejabberd 2.1.7, 3.0.0-alpha-3 and exmpp 0.9.7 -- security release | ejabberd Community Site af854a3a-2127-422b-91ae-364da2661108 www.ejabberd.im Patch
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
Debian -- Security Information -- DSA-2248-1 ejabberd af854a3a-2127-422b-91ae-364da2661108 www.debian.org
Oops, can't find that - Bitbucket Git af854a3a-2127-422b-91ae-364da2661108 git.process-one.net Patch
Release Note ejabberd 2.1.7 - ProcessOne af854a3a-2127-422b-91ae-364da2661108 www.process-one.net
Bug 700454 – CVE-2011-1753 ejabberd: DoS via the XML "billion laughs attack" af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com
[SECURITY] Fedora 15 Update: ejabberd-2.1.8-2.fc15 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
[SECURITY] Fedora 14 Update: ejabberd-2.1.8-2.fc14 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
ejabberd XML Parsing Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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