krb5: libgssrpc server applications leak uninitialized bytes (MITKRB5-SA-2015-001)
Published Feb 19, 2015
5.0
MEDIUMCVSS 2.0
EPSS 3.89%
Description
The svcauth_gss_accept_sec_context function in lib/rpc/svc_auth_gss.c in MIT Kerberos 5 (aka krb5) 1.11.x through 1.11.5, 1.12.x through 1.12.2, and 1.13.x before 1.13.1 transmits uninitialized interposer data to clients, which allows remote attackers to obtain sensitive information from process heap memory by sniffing the network for data in a handle field.
Affected products
No data.
- 1.11
- 1.11.1
- 1.11.2
- 1.11.3
- 1.11.4
- 1.11.5
- 1.12
- 1.12.1
- 1.12.2
- 1.13
No data.
Red Hat Enterprise Linux 7
krb5-0:1.12.2-14.el7
Fixed · RHSA-2015:0439
Red Hat Enterprise Linux 5
krb5
Not affected
Red Hat Enterprise Linux 6
krb5
Not affected
Red Hat JBoss Enterprise Application Platform 6
jbossas
Not affected
Red Hat JBoss Enterprise Web Server 2
krb5
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | krb5-0:1.12.2-14.el7 | Fixed | RHSA-2015:0439 |
| Red Hat Enterprise Linux 5 | krb5 | Not affected | n/a |
| Red Hat Enterprise Linux 6 | krb5 | Not affected | n/a |
| Red Hat JBoss Enterprise Application Platform 6 | jbossas | Not affected | n/a |
| Red Hat JBoss Enterprise Web Server 2 | krb5 | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of krb5 as shipped with Red Hat Enterprise Linux 5 and 6 as the flaw was introduced in a later version (1.11).
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:N/A:N
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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.89% (0.03890) | 89.92th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.89% (0.03890) | 88.85th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.51% (0.01514) | 79.47th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.54% (0.03543) | 79.23th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.79% (0.01791) | 81.53th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.86% (0.00865) | 83.05th | v3 (v2023.03.01) |
| Jun 4, 2024 | 0.84% (0.00840) | 82.12th | v3 (v2023.03.01) |
| Dec 10, 2023 | 0.84% (0.00840) | 80.12th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.19% (0.01187) | 82.89th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.78% (0.03779) | 85.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.78% (0.03779) | 84.01th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.78% (0.03779) | 67.21th | v2 (v2022.01.01) |
References (18)
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151103.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151437.html vendor-advisoryx_refsource_FEDORA
- http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00011.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00016.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2015-02/msg00044.html vendor-advisoryx_refsource_SUSE
- http://rhn.redhat.com/errata/RHSA-2015-0439.html vendor-advisoryx_refsource_REDHAT
- http://web.mit.edu/Kerberos/advisories/MITKRB5-SA-2015-001.txt
- http://web.mit.edu/kerberos/advisories/2015-001-patch-r113.txt x_refsource_CONFIRM
- http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2015-001.txt x_refsource_CONFIRMVendor Advisory
- http://www.debian.org/security/2015/dsa-3153 vendor-advisoryx_refsource_DEBIAN
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:069 vendor-advisoryx_refsource_MANDRIVA
- http://www.securityfocus.com/bid/72503 vdb-entryx_refsource_BID
- http://www.ubuntu.com/usn/USN-2498-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2014-9423 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1179863 Issue Tracking
- https://github.com/krb5/krb5/commit/5bb8a6b9c9eb8dd22bc9526751610aaa255ead9c x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2014-9423
- https://www.cve.org/CVERecord?id=CVE-2014-9423
Change history (0)
No recorded changes yet.