HIGH
krb5: possible leak of sensitive data from krb5kdc using krb4 request
Published Mar 19, 2008
7.5
HIGHCVSS 3.1
EPSS 3.48%
Description
The Kerberos 4 support in KDC in MIT Kerberos 5 (krb5kdc) does not properly clear the unused portion of a buffer when generating an error message, which might allow remote attackers to obtain sensitive information, aka "Uninitialized stack values."
Affected products
No data.
Configuration 1
- ≤ 1.6.3
Configuration 2
OR
- < 10.4.11
- ≥ 10.5.0 · < 10.5.2
- < 10.4.11
- ≥ 10.5.0 · < 10.5.2
Configuration 3
OR
- 10.2
- 10.3
- 10.1
- 10
- 10
- 10
Configuration 4
OR
- 3.1
- 4.0
Configuration 5
OR
- 6.06
- 6.10
- 7.04
- 7.10
Configuration 6
OR
- 7
- 8
No data.
Red Hat Enterprise Linux 2.1
krb5-0:1.2.2-48
Fixed · RHSA-2008:0181
Red Hat Enterprise Linux 3
krb5-0:1.2.7-68
Fixed · RHSA-2008:0181
Red Hat Enterprise Linux 4
krb5-0:1.3.4-54.el4_6.1
Fixed · RHSA-2008:0180
Red Hat Enterprise Linux 4.5 Z Stream
krb5-0:1.3.4-49.el4_5.1
Fixed · RHSA-2008:0182
Red Hat Enterprise Linux 5
krb5-0:1.6.1-17.el5_1.1
Fixed · RHSA-2008:0164
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 2.1 | krb5-0:1.2.2-48 | Fixed | RHSA-2008:0181 |
| Red Hat Enterprise Linux 3 | krb5-0:1.2.7-68 | Fixed | RHSA-2008:0181 |
| Red Hat Enterprise Linux 4 | krb5-0:1.3.4-54.el4_6.1 | Fixed | RHSA-2008:0180 |
| Red Hat Enterprise Linux 4.5 Z Stream | krb5-0:1.3.4-49.el4_5.1 | Fixed | RHSA-2008:0182 |
| Red Hat Enterprise Linux 5 | krb5-0:1.6.1-17.el5_1.1 | Fixed | RHSA-2008:0164 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
7.5 HIGH NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact None
Availability Impact None
No CVSS v3.0 score for this CVE.
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
3.48% 0.03478
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.03478
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 (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.48% (0.03478) | 88.71th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.48% (0.03478) | 87.53th | v5 (v2026.06.15) |
| Jan 23, 2026 | 5.32% (0.05315) | 89.74th | v4 (v2025.03.14) |
| Jan 18, 2026 | 3.60% (0.03605) | 87.43th | v4 (v2025.03.14) |
| Apr 26, 2025 | 4.75% (0.04745) | 88.79th | v4 (v2025.03.14) |
| Mar 30, 2025 | 2.13% (0.02129) | 82.62th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.19% (0.03188) | 78.16th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.75% (0.01749) | 81.30th | v4 (v2025.03.14) |
| Feb 28, 2025 | 7.44% (0.07443) | 94.19th | v3 (v2023.03.01) |
| Dec 12, 2024 | 4.59% (0.04594) | 92.85th | v3 (v2023.03.01) |
| Aug 21, 2024 | 4.34% (0.04339) | 92.49th | v3 (v2023.03.01) |
| Jul 14, 2024 | 2.11% (0.02114) | 89.29th | v3 (v2023.03.01) |
| Jun 8, 2024 | 2.29% (0.02292) | 89.67th | v3 (v2023.03.01) |
| May 1, 2024 | 2.25% (0.02249) | 89.45th | v3 (v2023.03.01) |
| Feb 9, 2024 | 1.66% (0.01664) | 87.22th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.19% (0.01191) | 82.92th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.36% (0.04358) | 88.02th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.36% (0.04358) | 86.83th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.36% (0.04358) | 70.59th | v2 (v2022.01.01) |
Weaknesses (1)
References (50)
- http://docs.info.apple.com/article.html?artnum=307562 x_refsource_CONFIRMBroken Link
- http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html vendor-advisoryx_refsource_APPLEMailing List
- http://lists.opensuse.org/opensuse-security-announce/2008-03/msg00006.html vendor-advisoryx_refsource_SUSEMailing List
- http://secunia.com/advisories/29420 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://secunia.com/advisories/29423 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://secunia.com/advisories/29424 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://secunia.com/advisories/29428 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://secunia.com/advisories/29435 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://secunia.com/advisories/29438 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://secunia.com/advisories/29450 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://secunia.com/advisories/29451 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://secunia.com/advisories/29457 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://secunia.com/advisories/29462 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://secunia.com/advisories/29464 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://secunia.com/advisories/29516 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://secunia.com/advisories/29663 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://secunia.com/advisories/30535 third-party-advisoryx_refsource_SECUNIABroken LinkVendor Advisory
- http://support.novell.com/docs/Readmes/InfoDocument/patchbuilder/readme_5022520.html x_refsource_CONFIRMBroken Link
- http://support.novell.com/docs/Readmes/InfoDocument/patchbuilder/readme_5022542.html x_refsource_CONFIRMBroken Link
- http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2008-001.txt x_refsource_CONFIRMThird Party Advisory
- http://wiki.rpath.com/Advisories:rPSA-2008-0112 x_refsource_CONFIRMBroken Link
- http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0112 x_refsource_CONFIRMBroken Link
- http://www.debian.org/security/2008/dsa-1524 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- http://www.gentoo.org/security/en/glsa/glsa-200803-31.xml vendor-advisoryx_refsource_GENTOOThird Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:069 vendor-advisoryx_refsource_MANDRIVAPatchThird Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:070 vendor-advisoryx_refsource_MANDRIVAPatchThird Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:071 vendor-advisoryx_refsource_MANDRIVAPatchThird Party Advisory
- http://www.redhat.com/support/errata/RHSA-2008-0164.html vendor-advisoryx_refsource_REDHATBroken Link
- http://www.redhat.com/support/errata/RHSA-2008-0180.html vendor-advisoryx_refsource_REDHATBroken Link
- http://www.redhat.com/support/errata/RHSA-2008-0181.html vendor-advisoryx_refsource_REDHATBroken Link
- http://www.redhat.com/support/errata/RHSA-2008-0182.html vendor-advisoryx_refsource_REDHATBroken Link
- http://www.securityfocus.com/archive/1/489761 mailing-listx_refsource_BUGTRAQBroken LinkThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/archive/1/489883/100/0/threaded mailing-listx_refsource_BUGTRAQBroken LinkThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/archive/1/493080/100/0/threaded mailing-listx_refsource_BUGTRAQBroken LinkThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/28303 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id?1019627 vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/usn-587-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- http://www.vmware.com/security/advisories/VMSA-2008-0009.html x_refsource_CONFIRMThird Party Advisory
- http://www.vupen.com/english/advisories/2008/0922/references vdb-entryx_refsource_VUPENBroken LinkVendor Advisory
- http://www.vupen.com/english/advisories/2008/0924/references vdb-entryx_refsource_VUPENBroken LinkVendor Advisory
- http://www.vupen.com/english/advisories/2008/1102/references vdb-entryx_refsource_VUPENBroken LinkVendor Advisory
- http://www.vupen.com/english/advisories/2008/1744 vdb-entryx_refsource_VUPENBroken LinkVendor Advisory
- https://access.redhat.com/security/cve/CVE-2008-0063 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=432621 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/41277 vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry
- https://nvd.nist.gov/vuln/detail/CVE-2008-0063
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8916 vdb-entrysignaturex_refsource_OVALBroken Link
- https://www.cve.org/CVERecord?id=CVE-2008-0063
- https://www.redhat.com/archives/fedora-package-announce/2008-March/msg00537.html vendor-advisoryx_refsource_FEDORAMailing List
- https://www.redhat.com/archives/fedora-package-announce/2008-March/msg00544.html vendor-advisoryx_refsource_FEDORAMailing List
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Mar 19, 2008
Updated Aug 7, 2024
Reserved Jan 3, 2008
Link CVE-2008-0063
CISA Vulnrichment
Updated n/a