CVE-2011-1920

Severity: low (CVSS 3.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2011-05-23 · updated 2026-06-16
Weakness: CWE-59

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.

Affected products

Ihji Pmake: 1.111
Netbsd: through 1.6.1; 1.0, 1.1, 1.2, 1.2.1, 1.3, 1.3.1 (+11)

References

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

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