Ipsec-tools up to 0.7.1 User Authentication eay_check_x509sign resource management

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Ipsec-tools. This affects the function eay_check_x509sign of the component User Authentication. Such manipulation leads to resource management. This vulnerability is listed as CVE-2009-1632. In addition, an exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Ipsec-tools. Affected by this issue is the function eay_check_x509sign of the component User Authentication. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. CVE summarizes:

Multiple memory leaks in Ipsec-tools before 0.7.2 allow remote attackers to cause a denial of service (memory consumption) via vectors involving (1) signature verification during user authentication with X.509 certificates, related to the eay_check_x509sign function in src/racoon/crypto_openssl.c; and (2) the NAT-Traversal (aka NAT-T) keepalive implementation, related to src/racoon/nattraversal.c.

The weakness was presented 05/14/2009 (Website). The advisory is shared for download at sourceforge.net. This vulnerability is handled as CVE-2009-1632 since 05/14/2009. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details as well as a public exploit are known.

A public exploit has been developed in ANSI C. The exploit is available at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 41305 (SuSE9 Security Update : ipsec-tools (YOU Patch Number 12438)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 155913 (Oracle Enterprise Linux Update for ipsec-tools (ELSA-2009-1036)).

Upgrading to version 0.3 eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (41305), SecurityFocus (BID 34765†), OSVDB (56401†), Secunia (SA35153†) and Vulnerability Center (SBV-22147†). See VDB-48078 for similar entry. Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
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: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 41305
Nessus Name: SuSE9 Security Update : ipsec-tools (YOU Patch Number 12438)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 64036
OpenVAS Name: Debian Security Advisory DSA 1804-1 (ipsec-tools)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Ipsec-tools 0.3

Timelineinfo

04/22/2009 🔍
05/14/2009 +22 days 🔍
05/14/2009 +0 days 🔍
05/14/2009 +0 days 🔍
05/14/2009 +0 days 🔍
05/21/2009 +7 days 🔍
05/25/2009 +4 days 🔍
06/15/2009 +21 days 🔍
09/24/2009 +101 days 🔍
03/17/2015 +2000 days 🔍
09/04/2019 +1632 days 🔍

Sourcesinfo

Advisory: sourceforge.net
Status: Not defined
Confirmation: 🔍

CVE: CVE-2009-1632 (🔍)
GCVE (CVE): GCVE-0-2009-1632
GCVE (VulDB): GCVE-100-48188

OVAL: 🔍

SecurityFocus: 34765 - IPsec-Tools Prior to 0.7.2 Multiple Remote Denial Of Service Vulnerabilities
Secunia: 35153
OSVDB: 56401 - Ipsec-tools src/racoon/nattraversal.c NAT-Traversal (aka NAT-T) Keepalive Implementation Memory Exhaustion DoS
Vulnerability Center: 22147 - IPSec-Tools Prior to 0.7.2 Memory Leaks Remote DoS Vulnerability, Medium
Vupen: ADV-2009-3184

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/17/2015 23:38
Updated: 09/04/2019 17:01
Changes: 03/17/2015 23:38 (84), 09/04/2019 17:01 (3)
Complete: 🔍
Cache ID: 216::103

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