National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2009-1885 Detail

Description

Stack consumption vulnerability in validators/DTD/DTDScanner.cpp in Apache Xerces C++ 2.7.0 and 2.8.0 allows context-dependent attackers to cause a denial of service (application crash) via vectors involving nested parentheses and invalid byte values in "simply nested DTD structures," as demonstrated by the Codenomicon XML fuzzing framework.

Source:  MITRE
Description Last Modified:  08/11/2009

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 4.3 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (08/12/2009)

Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=CVE-2009-1885 The Red Hat Security Response Team has rated this issue as having low security impact, a future xerces-c packages update in Red Hat Enterprise MRG 1.1 may address this flaw. More information regarding issue severity can be found here: http://www.redhat.com/security/updates/classification/

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://svn.apache.org/viewvc/xerces/c/trunk/src/xercesc/validators/DTD/DTDScanner.cpp?r1=781488&r2=781487&pathrev=781488&view=patch
http://svn.apache.org/viewvc?view=rev&revision=781488 Exploit
http://www.cert.fi/en/reports/2009/vulnerability2009085.html
http://www.codenomicon.com/labs/xml/
http://www.mandriva.com/security/advisories?name=MDVSA-2009:223
http://www.networkworld.com/columnists/2009/080509-xml-flaw.html
http://www.securityfocus.com/bid/35986
http://www.vupen.com/english/advisories/2009/2196 Patch Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=515515 Patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/52321
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01001.html
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01099.html
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01136.html
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01150.html

Technical Details

Vulnerability Type (View All)

Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2009-1885
NVD Published Date:
08/11/2009
NVD Last Modified:
08/16/2017