CVE-2007-2028 Denial of service in n/a
Remote attackers can cause denial of service in freeRADIUS by exhausting memory through malformed EAP-TTLS Diameter attributes.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2007-2028?
CVE-2007-2028 is a medium-severity denial of service vulnerability in n/a, published on 13 Apr 2007. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Which versions are affected by CVE-2007-2028?
It affects 1 product.
Linux distribution packages (24)
freeradius Red Hat:enterprise_linux:3::as | All versions | 0:1.0.1-2.RHEL3.4 |
freeradius-debuginfo Red Hat:enterprise_linux:3::as | All versions | 0:1.0.1-2.RHEL3.4 |
freeradius Red Hat:enterprise_linux:3::es | All versions | 0:1.0.1-2.RHEL3.4 |
freeradius-debuginfo Red Hat:enterprise_linux:3::es | All versions | 0:1.0.1-2.RHEL3.4 |
freeradius Red Hat:enterprise_linux:4::as | All versions | 0:1.0.1-3.RHEL4.5 |
freeradius-debuginfo Red Hat:enterprise_linux:4::as | All versions | 0:1.0.1-3.RHEL4.5 |
freeradius-mysql Red Hat:enterprise_linux:4::as | All versions | 0:1.0.1-3.RHEL4.5 |
freeradius-postgresql Red Hat:enterprise_linux:4::as | All versions | 0:1.0.1-3.RHEL4.5 |
freeradius-unixODBC Red Hat:enterprise_linux:4::as | All versions | 0:1.0.1-3.RHEL4.5 |
freeradius Red Hat:enterprise_linux:4::es | All versions | 0:1.0.1-3.RHEL4.5 |
freeradius-debuginfo Red Hat:enterprise_linux:4::es | All versions | 0:1.0.1-3.RHEL4.5 |
freeradius-mysql Red Hat:enterprise_linux:4::es | All versions | 0:1.0.1-3.RHEL4.5 |
freeradius-postgresql Red Hat:enterprise_linux:4::es | All versions | 0:1.0.1-3.RHEL4.5 |
freeradius-unixODBC Red Hat:enterprise_linux:4::es | All versions | 0:1.0.1-3.RHEL4.5 |
freeradius Red Hat:enterprise_linux:5::client_workstation | All versions | 0:1.1.3-1.2.el5 |
freeradius-debuginfo Red Hat:enterprise_linux:5::client_workstation | All versions | 0:1.1.3-1.2.el5 |
freeradius-mysql Red Hat:enterprise_linux:5::client_workstation | All versions | 0:1.1.3-1.2.el5 |
freeradius-postgresql Red Hat:enterprise_linux:5::client_workstation | All versions | 0:1.1.3-1.2.el5 |
freeradius-unixODBC Red Hat:enterprise_linux:5::client_workstation | All versions | 0:1.1.3-1.2.el5 |
freeradius Red Hat:enterprise_linux:5::server | All versions | 0:1.1.3-1.2.el5 |
freeradius-debuginfo Red Hat:enterprise_linux:5::server | All versions | 0:1.1.3-1.2.el5 |
freeradius-mysql Red Hat:enterprise_linux:5::server | All versions | 0:1.1.3-1.2.el5 |
freeradius-postgresql Red Hat:enterprise_linux:5::server | All versions | 0:1.1.3-1.2.el5 |
freeradius-unixODBC Red Hat:enterprise_linux:5::server | All versions | 0:1.1.3-1.2.el5 |
Products include Freeradius Freeradius.
How do I fix CVE-2007-2028?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2007-2028 being exploited?
There is no known exploitation of CVE-2007-2028 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2007-2028, GHSA-pmm2-rpqr-7h29, RHSA-2007:0338.