krb5 incomplete fix for CVE-2007-3999
Published Sep 6, 2007
10.0
HIGHCVSS 2.0
EPSS 4.61%
Description
The original patch for CVE-2007-3999 in svc_auth_gss.c in the RPCSEC_GSS RPC library in MIT Kerberos 5 (krb5) 1.4 through 1.6.2, as used by the Kerberos administration daemon (kadmind) and other applications that use krb5, does not correctly check the buffer length in some environments and architectures, which might allow remote attackers to conduct a buffer overflow attack.
Affected products
No data.
- 1.4
- 1.4.1
- 1.4.2
- 1.4.3
- 1.4.4
- 1.5
- 1.5.1
- 1.5.2
- 1.5.3
- 1.6
- 1.6.1
- 1.6.2
No data.
Red Hat Enterprise Linux 5
krb5-0:1.5-29
Fixed · RHSA-2007:0892
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | krb5-0:1.5-29 | Fixed | RHSA-2007:0892 |
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: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 (21 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.61% (0.04615) | 91.40th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.61% (0.04615) | 90.46th | v5 (v2026.06.15) |
| Nov 9, 2025 | 19.64% (0.19637) | 95.17th | v4 (v2025.03.14) |
| May 7, 2025 | 22.27% (0.22269) | 95.43th | v4 (v2025.03.14) |
| Mar 30, 2025 | 24.82% (0.24819) | 95.69th | v4 (v2025.03.14) |
| Mar 29, 2025 | 27.11% (0.27107) | 94.21th | v4 (v2025.03.14) |
| Mar 19, 2025 | 24.82% (0.24819) | 95.48th | v4 (v2025.03.14) |
| Mar 17, 2025 | 22.76% (0.22759) | 95.42th | v4 (v2025.03.14) |
| Jan 29, 2025 | 56.23% (0.56227) | 97.85th | v3 (v2023.03.01) |
| Aug 17, 2024 | 52.12% (0.52115) | 97.64th | v3 (v2023.03.01) |
| Jul 10, 2024 | 86.36% (0.86361) | 98.62th | v3 (v2023.03.01) |
| Jun 2, 2024 | 85.61% (0.85612) | 98.56th | v3 (v2023.03.01) |
| Feb 8, 2024 | 92.21% (0.92213) | 98.86th | v3 (v2023.03.01) |
| Sep 12, 2023 | 92.98% (0.92984) | 98.68th | v3 (v2023.03.01) |
| Jul 3, 2023 | 92.05% (0.92052) | 98.49th | v3 (v2023.03.01) |
| Mar 7, 2023 | 92.98% (0.92984) | 98.44th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.78% (0.03779) | 85.48th | v2 (v2022.01.01) |
| Feb 13, 2023 | 3.78% (0.03779) | 85.08th | v2 (v2022.01.01) |
| Feb 3, 2023 | 4.36% (0.04358) | 87.66th | 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 (21)
- http://article.gmane.org/gmane.comp.encryption.kerberos.announce/86 x_refsource_CONFIRMPatch
- http://docs.info.apple.com/article.html?artnum=307041 x_refsource_CONFIRM
- http://lists.apple.com/archives/security-announce/2007/Nov/msg00002.html vendor-advisoryx_refsource_APPLE
- http://secunia.com/advisories/26699 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/26987 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/27643 third-party-advisoryx_refsource_SECUNIA
- http://www.debian.org/security/2007/dsa-1387 vendor-advisoryx_refsource_DEBIAN
- http://www.novell.com/linux/security/advisories/2007_19_sr.html vendor-advisoryx_refsource_SUSE
- http://www.redhat.com/support/errata/RHSA-2007-0892.html vendor-advisoryx_refsource_REDHAT
- http://www.securityfocus.com/archive/1/478748/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/archive/1/478794/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/26444 vdb-entryx_refsource_BID
- http://www.ubuntu.com/usn/usn-511-2 vendor-advisoryx_refsource_UBUNTU
- http://www.us-cert.gov/cas/techalerts/TA07-319A.html third-party-advisoryx_refsource_CERTUS Government Resource
- http://www.vupen.com/english/advisories/2007/3868 vdb-entryx_refsource_VUPEN
- https://access.redhat.com/security/cve/CVE-2007-4743 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=281561 Issue Tracking
- https://issues.rpath.com/browse/RPL-1696 x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2007-4743
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10239 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2007-4743
Change history (0)
No recorded changes yet.