hesiod: Weak SUID check allowing privilege elevation
Published Mar 1, 2017
7.0
HIGHCVSS 3.0
EPSS 0.39%
Description
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.
Affected products
No data.
- 3.2.1
No data.
Red Hat Enterprise Linux 5
hesiod
Will not fix
Red Hat Enterprise Linux 6
hesiod
Will not fix
Red Hat Enterprise Linux 7
hesiod
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | hesiod | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | hesiod | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | hesiod | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Red Hat Product Security has rated this issue as having Low security impact. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
AV:L/AC:M/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.39% (0.00391) | 30.75th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.39% (0.00391) | 30.62th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.14% (0.00144) | 32.09th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.95% (0.00950) | 30.63th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00950) | 28.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00950) | 13.46th | v2 (v2022.01.01) |
References (8)
- http://www.openwall.com/lists/oss-security/2017/01/21/1 mailing-listx_refsource_MLISTPatchThird Party Advisory
- http://www.securityfocus.com/bid/90952 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2016-10151 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1332508 x_refsource_CONFIRMIssue Tracking
- https://github.com/achernya/hesiod/pull/9 x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2016-10151
- https://security.gentoo.org/glsa/201805-01 vendor-advisoryx_refsource_GENTOO
- https://www.cve.org/CVERecord?id=CVE-2016-10151
| Link | Providers | Tags |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2017/01/21/1 | mailing-listx_refsource_MLISTPatchThird Party Advisory | |
| http://www.securityfocus.com/bid/90952 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/security/cve/CVE-2016-10151 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1332508 | x_refsource_CONFIRMIssue Tracking | |
| https://github.com/achernya/hesiod/pull/9 | x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2016-10151 | ||
| https://security.gentoo.org/glsa/201805-01 | vendor-advisoryx_refsource_GENTOO | |
| https://www.cve.org/CVERecord?id=CVE-2016-10151 |
Change history (0)
No recorded changes yet.