How severe is CVE-2016-10152?

CVE-2016-10152 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-10152 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-10152?

CVE-2016-10152 affects Hesiod Project Hesiod. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-10152?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2016-10152 published?

CVE-2016-10152 was published on 2017-03-28 and last updated on 2026-06-17.

CVE-2016-10152

CVE-2016-10152 is a critical-severity vulnerability in Hesiod Project Hesiod with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 7% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Hesiod Project Hesiod
Published: 2017-03-28
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2016-10152?: 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.
How severe is CVE-2016-10152?: CVE-2016-10152 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-10152 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-10152?: CVE-2016-10152 affects Hesiod Project Hesiod. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-10152?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2016-10152 published?: CVE-2016-10152 was published on 2017-03-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:hesiod_project:hesiod:*:*:*:*:*:*:*:*

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