Vulnerabilities
Misconfiguration
Compliance
CVE Vulnerabilities

CVE-2011-1756

Published: Jun 21, 2011 | Modified: Apr 11, 2025
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM
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Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2011-1756
CWEhttps://cwe.mitre.org/data/definitions/399.html

modules/xmpp/serv_xmpp.c in Citadel 7.86 and earlier 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.

Affected Software

NameVendorStart VersionEnd Version
CitadelCitadel*7.86 (including)
CitadelCitadel7.11 (including)7.11 (including)
CitadelCitadel7.50 (including)7.50 (including)
CitadelCitadel7.60 (including)7.60 (including)
CitadelCitadel7.80 (including)7.80 (including)
CitadelCitadel7.81 (including)7.81 (including)
CitadelCitadel7.82 (including)7.82 (including)
CitadelCitadel7.84 (including)7.84 (including)
CitadelUbuntuartful*
CitadelUbuntulucid*
CitadelUbuntumaverick*
CitadelUbuntunatty*
CitadelUbuntuoneiric*
CitadelUbuntuprecise*
CitadelUbuntuquantal*
CitadelUbunturaring*
CitadelUbuntusaucy*
CitadelUbuntuupstream*
CitadelUbuntuutopic*
CitadelUbuntuvivid*
CitadelUbuntuwily*
CitadelUbuntuyakkety*
CitadelUbuntuzesty*

References

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