National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2011-1920 Detail

Current Description

The make include files in NetBSD before 1.6.2, as used in pmake 1.111 and other products, allow local users to overwrite arbitrary files via a symlink attack on a /tmp/_depend##### temporary file, related to (1) bsd.lib.mk and (2) bsd.prog.mk.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 3.3 LOW
Vector: (AV:L/AC:M/Au:N/C:N/I:P/A:P) (V2 legend)
Impact Subscore: 4.9
Exploitability Subscore: 3.4


Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): None
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=626673 Exploit Patch
http://cvsweb.netbsd.org/bsdweb.cgi/src/share/mk/bsd.lib.mk.diff?r1=1.239&r2=1.240&f=h Patch
http://cvsweb.netbsd.org/bsdweb.cgi/src/share/mk/bsd.prog.mk.diff?r1=1.192&r2=1.193&f=h Patch
http://openwall.com/lists/oss-security/2011/05/16/2 Exploit Patch
http://openwall.com/lists/oss-security/2011/05/16/8 Patch
http://www.securityfocus.com/bid/47878
https://bugzilla.redhat.com/show_bug.cgi?id=705090 Exploit Patch
https://bugzilla.redhat.com/show_bug.cgi?id=705100 Patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/67495

Technical Details

Vulnerability Type (View All)

  • Improper Link Resolution Before File Access ('Link Following') (CWE-59)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
AND
OR
 cpe:2.3:o:netbsd:netbsd:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:netbsd:netbsd:1.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:netbsd:netbsd:1.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:netbsd:netbsd:1.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:netbsd:netbsd:1.2.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:netbsd:netbsd:1.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:netbsd:netbsd:1.3.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:netbsd:netbsd:1.3.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:netbsd:netbsd:1.3.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:netbsd:netbsd:1.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:netbsd:netbsd:1.4.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:netbsd:netbsd:1.4.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:netbsd:netbsd:1.4.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:netbsd:netbsd:1.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:netbsd:netbsd:1.5.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:netbsd:netbsd:1.5.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:netbsd:netbsd:1.5.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:netbsd:netbsd:1.6:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:netbsd:netbsd:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
1.6.1
OR
 cpe:2.3:a:ihji:pmake:1.111:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2011-1920
NVD Published Date:
05/23/2011
NVD Last Modified:
08/16/2017