CVE-2016-10151

low-risk

Published 2017-03-01

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.

Do I need to act?

0.12% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.0/10 High

LOCAL / HIGH complexity

Affected Products (1)

Hesiod

Affected Vendors

Hesiod Project

References (10)

Patch http://www.openwall.com/lists/oss-security/2017/01/21/1

http://www.securityfocus.com/bid/90952

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1332508

Issue Tracking https://github.com/achernya/hesiod/pull/9

https://security.gentoo.org/glsa/201805-01

Patch http://www.openwall.com/lists/oss-security/2017/01/21/1

http://www.securityfocus.com/bid/90952

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1332508

Issue Tracking https://github.com/achernya/hesiod/pull/9

https://security.gentoo.org/glsa/201805-01

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low-risk

Severity 18/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal