National Vulnerability Database

National Vulnerability Database

National Vulnerability

CVE-2009-1885 Detail


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      Last Modified:  08/11/2009

Quick Info

CVE Dictionary Entry:
Original release date:
Last revised:


CVSS Severity (version 2.0):
CVSS v2 Base Score:
(AV:N/AC:M/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore:
Exploitability Subscore:
CVSS Version 2 Metrics:
Access Vector:
Network exploitable - Victim must voluntarily interact with attack mechanism
Access Complexity:
Not required to exploit
Impact Type:
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: 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:

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name External Source CONFIRM Exploit External Source CONFIRM External Source MISC External Source MISC External Source MANDRIVA MDVSA-2009:223 External Source MISC External Source BID 35986 Patch; Vendor Advisory External Source VUPEN ADV-2009-2196 Patch External Source CONFIRM External Source XF xerces-c-dtd-dos(52321) External Source FEDORA FEDORA-2009-8305 External Source FEDORA FEDORA-2009-8350 External Source FEDORA FEDORA-2009-8345 External Source FEDORA FEDORA-2009-8332

Technical Details

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