CVE-2009-2473

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Summary

CVECVE-2009-2473
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2009-08-21 17:30:00 UTC
Updated2017-09-19 01:29:00 UTC
Descriptionneon before 0.28.6, when expat is used, does not properly detect recursion during entity expansion, which allows context-dependent 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

Problem Types: CWE-399

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Webdav Neon 0.28.6 All All All
Application Webdav Neon 0.28.6 All All All

References

ReferenceSourceLinkTags
Repository / Oval Repository OVAL oval.cisecurity.org
APPLE-SA-2010-11-10-1 Mac OS X v10.6.5 and Security Update 2010-007 APPLE lists.apple.com
neon Denial of Service and Spoofing Vulnerabilities - Secunia Advisories - Vulnerability Information - Secunia.com SECUNIA secunia.com Vendor Advisory
[SECURITY] Fedora 11 Update: neon-0.28.6-1.fc11 FEDORA www.redhat.com
neon: release 0.28.6 (SECURITY) MLIST lists.manyfish.co.uk
[SECURITY] Fedora 10 Update: neon-0.28.6-1.fc10 FEDORA www.redhat.com
Red Hat Customer Portal REDHAT rhn.redhat.com
[security-announce] SUSE Security Summary Report: SUSE-SR:2009:018 SUSE lists.opensuse.org
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH VUPEN www.vupen.com Patch, Vendor Advisory
IBM X-Force Exchange XF exchange.xforce.ibmcloud.com
Support / Security / Advisories / / MDVSA-2009:221 | Mandriva MANDRIVA www.mandriva.com
CVE-2009-2473: fix for "billion laughs" attack against expat MLIST lists.manyfish.co.uk
About the security content of Mac OS X v10.6.5 and Security Update 2010-007 CONFIRM support.apple.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

OrganizationPublishedContributorStatement
Red Hat2009-09-22Tomas HogerUpdated neon packages for Red Hat Enterprise Linux 4 and 5 were released via: https://rhn.redhat.com/errata/RHSA-2009-1452.html Embedded copy of the neon library is included in the versions of gnome-vfs2 packages as shipped with Red Hat Enteprise Linux 4 and Red Hat Enteprise Linux 5. The Red Hat Security Response Team has rated this issue as having low security impact on gnome-vfs2, future updates may address this flaw.
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