CVE-2007-2028

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2007-04-13 · updated 2026-06-16

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

freeradius: through 1.1.5

References

http://rhn.redhat.com/errata/RHSA-2007-0338.html
http://secunia.com/advisories/24849
http://secunia.com/advisories/24907
http://secunia.com/advisories/24917
http://secunia.com/advisories/24996
http://secunia.com/advisories/25201
http://secunia.com/advisories/25220
http://security.gentoo.org/glsa/glsa-200704-14.xml
http://www.freeradius.org/security.html
http://www.mandriva.com/security/advisories?name=MDKSA-2007:085
http://www.novell.com/linux/security/advisories/2007_10_sr.html
http://www.securityfocus.com/bid/23466

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