The unsetenv function in glibc 2.1.1 does not properly unset an environmental variable if the variable is provided twice to a program, which could allow local users to execute arbitrary commands in setuid programs by specifying their own duplicate environmental variables such as LD_PRELOAD or LD_LIBRARY_PATH.
CVSS Score
7.2
EPSS Score
0.003
Published
2000-11-14
The resolver in glibc 2.1.3 uses predictable IDs, which allows a local attacker to spoof DNS query results.
CVSS Score
7.5
EPSS Score
0.011
Published
2000-05-03
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