Vulnerability Report

CVE-2010-3696

Title: Freeradius Denial of Service (DoS)

DoS

Proof Of Concept

No public PoC currently indexed for CVE-2010-3696.

CWE Category CWE-399

Published Date Oct 07, 2010

Modified Date Apr 29, 2026

Exploit Status Not Found

Score 4.3 CVSS v2.0

Exploit Probability (EPSS)

0.83%

Vulnerability Summary

CVE-2010-3696: The fr_dhcp_decode function in lib/dhcp.c in FreeRADIUS 2.1.9, in certain non-default builds, does not properly handle the DHCP Relay Agent Information option, which allows remote attackers to cause a denial of service (infinite loop and daemon outage) via a packet that has more than one sub-option. NOTE: some of these details are obtained from third party information.

Impacted Vendors

freeradius 1

Reference Links

http://freeradius.org/press/index.html#2.1.10 http://github.com/alandekok/freeradius-server/commit/4dc7800b866f889a1247685bbaa6dd4238a56279 http://secunia.com/advisories/41621 http://www.openwall.com/lists/oss-security/2010/10/01/3 http://www.openwall.com/lists/oss-security/2010/10/01/8 https://bugs.freeradius.org/bugzilla/show_bug.cgi?id=77 https://bugzilla.redhat.com/show_bug.cgi?id=639390 http://freeradius.org/press/index.html#2.1.10 http://github.com/alandekok/freeradius-server/commit/4dc7800b866f889a1247685bbaa6dd4238a56279 http://secunia.com/advisories/41621 http://www.openwall.com/lists/oss-security/2010/10/01/3 http://www.openwall.com/lists/oss-security/2010/10/01/8 https://bugs.freeradius.org/bugzilla/show_bug.cgi?id=77 https://bugzilla.redhat.com/show_bug.cgi?id=639390

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

4.3

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:M/Au:N/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2010-3696 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

April 29, 2026 MODIFIED

Vulnerability data updated via NVD.

April 11, 2025 MODIFIED

Vulnerability data or affected products updated.

October 07, 2010 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:N/AC:M/Au:N/C:N/I:N/A:P

Affected Stack

No specific products linked.