Unscored severity · published Nov 29, 2006
CVE-2006-6164
The _dl_unsetenv function in loader.c in the ELF ld.so in OpenBSD 3.9 and 4.0 does not properly remove duplicate environment variables, which allows local users to pass dangerous…
–
CVSS
0.3%
EPSS
No
On KEV
Description
The _dl_unsetenv function in loader.c in the ELF ld.so in OpenBSD 3.9 and 4.0 does not properly remove duplicate environment variables, which allows local users to pass dangerous variables such as LD_PRELOAD to loading processes, which might be leveraged to gain privileges.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
Openbsd · Openbsd
3.9; 4.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2006-6164
CVE.org
https://www.cve.org/CVERecord?id=CVE-2006-6164
secunia.com
http://secunia.com/advisories/22993
Patch
http://securitytracker.com/id?1017253
www.matasano.com
http://www.matasano.com/log/592/finger-79tcp-mcdonald-dowd-and-schuh-challenge-part-2/
Patch
http://www.openbsd.org/errata.html#ldso
Patch
http://www.openbsd.org/errata39.html#ldso
www.securityfocus.com
http://www.securityfocus.com/archive/1/452371/100/0/threaded
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