Vulnerability Details : CVE-2012-1147
readfilemap.c in expat before 2.1.0 allows context-dependent attackers to cause a denial of service (file descriptor consumption) via a large number of crafted XML files.
Vulnerability category: Input validationDenial of service
Products affected by CVE-2012-1147
- cpe:2.3:o:apple:mac_os_x:10.11.1:*:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.11.0:*:*:*:*:*:*:*
- cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:*
- cpe:2.3:a:libexpat_project:libexpat:1.95.2:*:*:*:*:*:*:*
- cpe:2.3:a:libexpat_project:libexpat:1.95.1:*:*:*:*:*:*:*
- cpe:2.3:a:libexpat_project:libexpat:1.95.5:*:*:*:*:*:*:*
- cpe:2.3:a:libexpat_project:libexpat:1.95.4:*:*:*:*:*:*:*
- cpe:2.3:a:libexpat_project:libexpat:2.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:libexpat_project:libexpat:1.95.8:*:*:*:*:*:*:*
- cpe:2.3:a:libexpat_project:libexpat:1.95.7:*:*:*:*:*:*:*
- cpe:2.3:a:libexpat_project:libexpat:1.95.6:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2012-1147
0.19%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 56 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2012-1147
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST |
CWE ids for CVE-2012-1147
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2012-1147
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http://expat.cvs.sourceforge.net/viewvc/expat/expat/xmlwf/readfilemap.c?r1=1.14&r2=1.15
CVS Info for project expat
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http://sourceforge.net/tracker/?func=detail&aid=2895533&group_id=10127&atid=110127
Expat XML Parser / Bugs / #484 found a resource leak
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http://sourceforge.net/projects/expat/files/expat/2.1.0/
Expat XML Parser - Browse /expat/2.1.0 at SourceForge.net
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http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html
Apple - Lists.apple.comVendor Advisory
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http://trac.wxwidgets.org/ticket/11432
#11432 (found a resource leak in file wxWidgets-2.8/src/expat/xmlwf/readfilemap.c) – wxWidgets
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http://www.securitytracker.com/id/1034344
Apple OS X Multiple Flaws Let Remote and Local Users Execute Arbitrary Code and Deny Service and Let Local Users Obtain Potentially Sensitive Information and Gain Elevated Privileges - SecurityTracker
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http://www.securityfocus.com/bid/52379
Expat XML Parsing Multiple Remote Denial of Service Vulnerabilities
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https://support.apple.com/HT205637
About the security content of OS X El Capitan 10.11.2, Security Update 2015-005 Yosemite, and Security Update 2015-008 Mavericks - Apple SupportVendor Advisory
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http://trac.wxwidgets.org/ticket/11194
#11194 (resource leak in wxWidgets-2.9.0/src/expat/xmlwf/readfilemap.c) – wxWidgets
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