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CVE-2016-10151

hesiod: Weak SUID check allowing privilege elevation

The hesiod_init function in lib/hesiod.c in Hesiod 3.2.1 compares EUID with UID to determine whether to use configurations from environment variables, which allows local users to gain privileges via the (1) HESIOD_CONFIG or (2) HES_DOMAIN environment variable and leveraging certain SUID/SGUID binary.

CVSS 3.0 · 7.0 High EPSS < 1% KEV · Not listed
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CVE-2016-10152

hesiod: Use of hard-coded unsafe configuration if configuration file cannot be opened

The read_config_file function in lib/hesiod.c in Hesiod 3.2.1 falls back to the ".athena.mit.edu" default domain when opening the configuration file fails, which allows remote attackers to gain root privileges by poisoning the DNS cache.

CVSS 3.0 · 9.8 Critical EPSS 6.8% KEV · Not listed
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