security flaw
Published Apr 13, 2007
5.0
MEDIUMCVSS 2.0
EPSS 2.48%
Description
Memory leak in freeRADIUS 1.1.5 and earlier allows remote attackers to cause a denial of service (memory consumption) via a large number of EAP-TTLS tunnel connections using malformed Diameter format attributes, which causes the authentication request to be rejected but does not reclaim VALUE_PAIR data structures.
Affected products
No data.
- ≤ 1.1.5
No data.
Red Hat Enterprise Linux 3
freeradius-0:1.0.1-2.RHEL3.4
Fixed · RHSA-2007:0338
Red Hat Enterprise Linux 4
freeradius-0:1.0.1-3.RHEL4.5
Fixed · RHSA-2007:0338
Red Hat Enterprise Linux 5
freeradius-0:1.1.3-1.2.el5
Fixed · RHSA-2007:0338
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 3 | freeradius-0:1.0.1-2.RHEL3.4 | Fixed | RHSA-2007:0338 |
| Red Hat Enterprise Linux 4 | freeradius-0:1.0.1-3.RHEL4.5 | Fixed | RHSA-2007:0338 |
| Red Hat Enterprise Linux 5 | freeradius-0:1.1.3-1.2.el5 | Fixed | RHSA-2007:0338 |
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: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 (20 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.48% (0.02476) | 83.98th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.48% (0.02476) | 82.41th | v5 (v2026.06.15) |
| May 7, 2026 | 11.01% (0.11013) | 93.48th | v4 (v2025.03.14) |
| Jun 28, 2025 | 7.84% (0.07838) | 91.53th | v4 (v2025.03.14) |
| Mar 19, 2025 | 5.83% (0.05831) | 89.34th | v4 (v2025.03.14) |
| Mar 17, 2025 | 4.26% (0.04262) | 88.06th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.60% (0.01605) | 87.93th | v3 (v2023.03.01) |
| Jun 8, 2024 | 1.60% (0.01605) | 87.44th | v3 (v2023.03.01) |
| Mar 24, 2024 | 1.29% (0.01285) | 85.49th | v3 (v2023.03.01) |
| Feb 15, 2024 | 1.59% (0.01592) | 86.96th | v3 (v2023.03.01) |
| Jan 8, 2024 | 1.29% (0.01295) | 84.36th | v3 (v2023.03.01) |
| Dec 1, 2023 | 2.27% (0.02274) | 88.40th | v3 (v2023.03.01) |
| Sep 15, 2023 | 2.19% (0.02194) | 88.08th | v3 (v2023.03.01) |
| Apr 19, 2023 | 2.39% (0.02386) | 88.25th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.21% (0.02209) | 87.67th | 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) |
No CWE recorded.
References (20)
- http://rhn.redhat.com/errata/RHSA-2007-0338.html vendor-advisoryx_refsource_REDHAT
- http://secunia.com/advisories/24849 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/24907 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/24917 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/24996 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/25201 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/25220 third-party-advisoryx_refsource_SECUNIA
- http://security.gentoo.org/glsa/glsa-200704-14.xml vendor-advisoryx_refsource_GENTOO
- http://www.freeradius.org/security.html x_refsource_CONFIRM
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:085 vendor-advisoryx_refsource_MANDRIVA
- http://www.novell.com/linux/security/advisories/2007_10_sr.html vendor-advisoryx_refsource_SUSE
- http://www.securityfocus.com/bid/23466 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1018042 vdb-entryx_refsource_SECTRACK
- http://www.trustix.org/errata/2007/0013/ vendor-advisoryx_refsource_TRUSTIX
- http://www.vupen.com/english/advisories/2007/1369 vdb-entryx_refsource_VUPEN
- https://access.redhat.com/security/cve/CVE-2007-2028 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1618307 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2007-2028
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11156 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2007-2028
Change history (0)
No recorded changes yet.