krb5: krb5 doesn't check for null policy when KADM5_POLICY is set in the mask
Published Feb 13, 2016
7.5
HIGHCVSS 3.0
EPSS 4.29%
Description
The (1) kadm5_create_principal_3 and (2) kadm5_modify_principal functions in lib/kadm5/srv/svr_principal.c in kadmind in MIT Kerberos 5 (aka krb5) 1.12.x and 1.13.x before 1.13.4 and 1.14.x before 1.14.1 allow remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) by specifying KADM5_POLICY with a NULL policy name.
Affected products
No data.
- 1.12
- 1.12.1
- 1.12.2
- 1.12.3
- 1.12.4
- 1.12.5
- 1.13
- 1.13.1
- 1.13.2
- 1.13.3
- 1.14
- 1.14
- 1.14
- 1.14
No data.
Red Hat Enterprise Linux 7
krb5-0:1.13.2-12.el7_2
Fixed · RHSA-2016:0532
Red Hat Enterprise Linux 5
krb5
Not affected
Red Hat Enterprise Linux 6
krb5
Not affected
Red Hat JBoss Enterprise Web Server 2
krb5
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | krb5-0:1.13.2-12.el7_2 | Fixed | RHSA-2016:0532 |
| Red Hat Enterprise Linux 5 | krb5 | Not affected | n/a |
| Red Hat Enterprise Linux 6 | krb5 | Not affected | n/a |
| Red Hat JBoss Enterprise Web Server 2 | krb5 | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AV:N/AC:L/Au:N/C:N/I:N/A:P
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 (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.29% (0.04291) | 90.81th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.29% (0.04291) | 89.81th | v5 (v2026.06.15) |
| Dec 1, 2025 | 3.48% (0.03480) | 87.20th | v4 (v2025.03.14) |
| Nov 11, 2025 | 4.67% (0.04669) | 88.81th | v4 (v2025.03.14) |
| Mar 30, 2025 | 1.07% (0.01069) | 75.74th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.22% (0.03224) | 78.26th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.07% (0.01069) | 76.19th | v4 (v2025.03.14) |
| Dec 12, 2024 | 7.32% (0.07317) | 94.33th | v3 (v2023.03.01) |
| May 15, 2023 | 7.32% (0.07317) | 93.05th | v3 (v2023.03.01) |
| Mar 7, 2023 | 5.30% (0.05302) | 91.84th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.41% (0.01408) | 72.89th | v2 (v2022.01.01) |
| Mar 2, 2023 | 1.41% (0.01408) | 72.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.41% (0.01408) | 70.87th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.41% (0.01408) | 49.94th | v2 (v2022.01.01) |
References (12)
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=8342 x_refsource_CONFIRM
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00059.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00110.html vendor-advisoryx_refsource_SUSE
- http://rhn.redhat.com/errata/RHSA-2016-0532.html vendor-advisoryx_refsource_REDHAT
- http://www.debian.org/security/2016/dsa-3466 vendor-advisoryx_refsource_DEBIAN
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html x_refsource_CONFIRM
- http://www.securitytracker.com/id/1034915 vdb-entryx_refsource_SECTRACK
- https://access.redhat.com/security/cve/CVE-2015-8630 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1302632 Issue Tracking
- https://github.com/krb5/krb5/commit/b863de7fbf080b15e347a736fdda0a82d42f4f6b x_refsource_CONFIRMPatch
- https://nvd.nist.gov/vuln/detail/CVE-2015-8630
- https://www.cve.org/CVERecord?id=CVE-2015-8630
| Link | Providers | Tags |
|---|---|---|
| http://krbdev.mit.edu/rt/Ticket/Display.html?id=8342 | x_refsource_CONFIRM | |
| http://lists.opensuse.org/opensuse-updates/2016-02/msg00059.html | vendor-advisoryx_refsource_SUSE | |
| http://lists.opensuse.org/opensuse-updates/2016-02/msg00110.html | vendor-advisoryx_refsource_SUSE | |
| http://rhn.redhat.com/errata/RHSA-2016-0532.html | vendor-advisoryx_refsource_REDHAT | |
| http://www.debian.org/security/2016/dsa-3466 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html | x_refsource_CONFIRM | |
| http://www.securitytracker.com/id/1034915 | vdb-entryx_refsource_SECTRACK | |
| https://access.redhat.com/security/cve/CVE-2015-8630 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1302632 | Issue Tracking | |
| https://github.com/krb5/krb5/commit/b863de7fbf080b15e347a736fdda0a82d42f4f6b | x_refsource_CONFIRMPatch | |
| https://nvd.nist.gov/vuln/detail/CVE-2015-8630 | ||
| https://www.cve.org/CVERecord?id=CVE-2015-8630 |
Change history (0)
No recorded changes yet.