The (1) ftpd and (2) ksu programs in (a) MIT Kerberos 5 (krb5) up to 1.5, and 1.4.x before 1.4.4, and (b) Heimdal 0.7.2 and earlier, do not check return codes for setuid calls, which might allow local users to gain privileges by causing setuid to fail to drop privileges
Published Aug 9, 2006
7.2
HIGHCVSS 2.0
EPSS 0.50%
Description
The (1) ftpd and (2) ksu programs in (a) MIT Kerberos 5 (krb5) up to 1.5, and 1.4.x before 1.4.4, and (b) Heimdal 0.7.2 and earlier, do not check return codes for setuid calls, which might allow local users to gain privileges by causing setuid to fail to drop privileges. NOTE: as of 20060808, it is not known whether an exploitable attack scenario exists for these issues.
Affected products
No data.
- ≤ 0.7.2
- 1.4
- 1.4.1
- 1.4.2
- 1.4.3
- 1.5
No data.
No Red Hat product state for this CVE.
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:L/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 2, 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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.50% (0.00498) | 40.52th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.49% (0.00488) | 37.94th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.13% (0.00133) | 30.51th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.08% (0.00078) | 35.73th | v3 (v2023.03.01) |
| Jun 29, 2024 | 0.06% (0.00064) | 28.16th | v3 (v2023.03.01) |
| Jan 2, 2024 | 0.05% (0.00047) | 14.37th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00043) | 7.41th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.55% (0.01547) | 74.98th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.55% (0.01547) | 74.94th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.55% (0.01547) | 72.92th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.55% (0.01547) | 51.82th | v2 (v2022.01.01) |
References (25)
- ftp://ftp.pdc.kth.se/pub/heimdal/src/heimdal-0.7.2-setuid-patch.txt x_refsource_CONFIRM
- http://fedoranews.org/cms/node/2376 vendor-advisoryx_refsource_FEDORA
- http://secunia.com/advisories/21402 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/21436 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/21439 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/21461 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/21467 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/21527 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/21613 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/23707 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://security.gentoo.org/glsa/glsa-200608-21.xml vendor-advisoryx_refsource_GENTOO
- http://securitytracker.com/id?1016664 vdb-entryx_refsource_SECTRACK
- http://web.mit.edu/Kerberos/advisories/MITKRB5-SA-2006-001-setuid.txt x_refsource_CONFIRM
- http://www.debian.org/security/2006/dsa-1146 vendor-advisoryx_refsource_DEBIAN
- http://www.gentoo.org/security/en/glsa/glsa-200608-15.xml vendor-advisoryx_refsource_GENTOO
- http://www.kb.cert.org/vuls/id/401660 third-party-advisoryx_refsource_CERT-VNUS Government Resource
- http://www.novell.com/linux/security/advisories/2006_20_sr.html vendor-advisoryx_refsource_SUSE
- http://www.osvdb.org/27871 vdb-entryx_refsource_OSVDB
- http://www.osvdb.org/27872 vdb-entryx_refsource_OSVDB
- http://www.pdc.kth.se/heimdal/advisory/2006-08-08/ x_refsource_CONFIRM
- http://www.securityfocus.com/archive/1/442599/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/archive/1/443498/100/100/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/19427 vdb-entryx_refsource_BID
- http://www.ubuntu.com/usn/usn-334-1 vendor-advisoryx_refsource_UBUNTU
- http://www.vupen.com/english/advisories/2006/3225 vdb-entryx_refsource_VUPENVendor Advisory
Change history (0)
No recorded changes yet.