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ubuntucveUbuntu.comUB:CVE-2009-2473
HistoryAug 21, 2009 - 12:00 a.m.

CVE-2009-2473

2009-08-2100:00:00
ubuntu.com
ubuntu.com
7

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.003 Low

EPSS

Percentile

65.7%

neon 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.

Notes

Author Note
jdstrand neon, neon26 and neon27 are all build with libxml2 and not expat

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.003 Low

EPSS

Percentile

65.7%