krb5: KDC remote DoS (NULL pointer dereference and daemon crash)
Published Nov 16, 2013
4.0
MEDIUMCVSS 2.0
EPSS 2.61%
Description
An unspecified third-party database module for the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.10.x allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted request, a different vulnerability than CVE-2013-1418.
Affected products
No data.
- 5-1.10.5
- 5-1.10.6
- 5-1.10.7
- 1.10
- 1.10.1
- 1.10.2
- 1.10.3
- 1.10.4
No data.
Red Hat Enterprise Linux 5
krb5-0:1.6.1-78.el5
Fixed · RHSA-2014:1245
Red Hat Enterprise Linux 6
krb5-0:1.10.3-33.el6
Fixed · RHSA-2014:1389
Red Hat Enterprise Linux 7
krb5
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | krb5-0:1.6.1-78.el5 | Fixed | RHSA-2014:1245 |
| Red Hat Enterprise Linux 6 | krb5-0:1.10.3-33.el6 | Fixed | RHSA-2014:1389 |
| Red Hat Enterprise Linux 7 | 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.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:S/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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.61% (0.02608) | 84.84th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.61% (0.02608) | 83.33th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.36% (0.00357) | 55.73th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.29% (0.00293) | 70.03th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.29% (0.00293) | 68.33th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.29% (0.00293) | 64.29th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.06% (0.01061) | 52.82th | v2 (v2022.01.01) |
| Sep 19, 2022 | 1.06% (0.01061) | 51.19th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.06% (0.01061) | 49.19th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.06% (0.01061) | 28.23th | v2 (v2022.01.01) |
References (7)
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=7757 x_refsource_CONFIRM
- http://www.securityfocus.com/bid/63770 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2013-6800 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1031499 Issue Tracking
- https://github.com/krb5/krb5/commit/c2ccf4197f697c4ff143b8a786acdd875e70a89d x_refsource_CONFIRMPatch
- https://nvd.nist.gov/vuln/detail/CVE-2013-6800
- https://www.cve.org/CVERecord?id=CVE-2013-6800
| Link | Providers | Tags |
|---|---|---|
| http://krbdev.mit.edu/rt/Ticket/Display.html?id=7757 | x_refsource_CONFIRM | |
| http://www.securityfocus.com/bid/63770 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/security/cve/CVE-2013-6800 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1031499 | Issue Tracking | |
| https://github.com/krb5/krb5/commit/c2ccf4197f697c4ff143b8a786acdd875e70a89d | x_refsource_CONFIRMPatch | |
| https://nvd.nist.gov/vuln/detail/CVE-2013-6800 | ||
| https://www.cve.org/CVERecord?id=CVE-2013-6800 |
Change history (0)
No recorded changes yet.