FreeRADIUS 2.1.9 lib/dhcp.c fr_dhcp_decode resource management

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in FreeRADIUS 2.1.9. The affected element is the function fr_dhcp_decode in the library lib/dhcp.c. Performing a manipulation results in resource management. This vulnerability is identified as CVE-2010-3696. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in FreeRADIUS 2.1.9 (Network Authentication Software). It has been classified as problematic. This affects the function fr_dhcp_decode in the library lib/dhcp.c. The manipulation with an unknown input leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability. The summary by CVE is:

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.

The weakness was released 10/07/2010 with CERT as Bug 77 as not defined bug report (Bugzilla). It is possible to read the advisory at bugs.freeradius.org. This vulnerability is uniquely identified as CVE-2010-3696 since 10/01/2010. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 70869 (GLSA-201311-09 : FreeRADIUS: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published 4 years after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (70869), SecurityFocus (BID 48880†) and Secunia (SA41621†). Entries connected to this vulnerability are available at VDB-54952 and VDB-58191. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 70869
Nessus Name: GLSA-201311-09 : FreeRADIUS: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 860348
OpenVAS Name: Gentoo Linux Local Check: https://security.gentoo.org/glsa/201311-09
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: github.com

Timelineinfo

10/01/2010 🔍
10/01/2010 +0 days 🔍
10/07/2010 +6 days 🔍
10/07/2010 +0 days 🔍
07/25/2011 +291 days 🔍
11/13/2013 +842 days 🔍
11/13/2013 +0 days 🔍
03/19/2015 +491 days 🔍
09/26/2021 +2383 days 🔍

Sourcesinfo

Advisory: Bug 77
Organization: CERT
Status: Not defined
Confirmation: 🔍

CVE: CVE-2010-3696 (🔍)
GCVE (CVE): GCVE-0-2010-3696
GCVE (VulDB): GCVE-100-54951
SecurityFocus: 48880 - FreeRADIUS Revoked Certificate Authentication Bypass Vulnerability
Secunia: 41621 - FreeRADIUS Two Denial of Service Vulnerabilities, Less Critical

See also: 🔍

Entryinfo

Created: 03/19/2015 14:37
Updated: 09/26/2021 11:56
Changes: 03/19/2015 14:37 (73), 04/23/2019 14:24 (3), 09/26/2021 11:56 (3)
Complete: 🔍
Cache ID: 216:03A:103

Be aware that VulDB is the high quality source for vulnerability data.

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