PolarSSL up to 1.2.11/1.3.8 X.509 Certificate resource management

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.1	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in PolarSSL up to 1.2.11/1.3.8. Impacted is an unknown function of the component X.509 Certificate Handler. This manipulation causes resource management. This vulnerability is handled as CVE-2014-8628. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in PolarSSL up to 1.2.11/1.3.8. Affected by this vulnerability is some unknown functionality of the component X.509 Certificate Handler. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect availability. The summary by CVE is:

Memory leak in PolarSSL before 1.2.12 and 1.3.x before 1.3.9 allows remote attackers to cause a denial of service (memory consumption) via a large number of crafted X.509 certificates. NOTE: this identifier has been SPLIT per ADT3 due to different affected versions. See CVE-2014-9744 for the ClientHello message issue.

The weakness was released 08/24/2015 (Website). The advisory is shared at polarssl.org. This vulnerability is known as CVE-2014-8628 since 11/06/2014. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 82112 (Debian DLA-129-1 : polarssl security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 123254 (Fedora Security Update for polarssl (FEDORA-2015-0991)).

Upgrading to version 1.2.12 or 1.3.9 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (82112). Entries connected to this vulnerability are available at VDB-65206, VDB-70421, VDB-73793 and VDB-72980. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

• PolarSSL

Version

• 1.2.0
• 1.2.1
• 1.2.2
• 1.2.3
• 1.2.4
• 1.2.5
• 1.2.6
• 1.2.7
• 1.2.8
• 1.2.9
• 1.2.10
• 1.2.11
• 1.3.0
• 1.3.1
• 1.3.2
• 1.3.3
• 1.3.4
• 1.3.5
• 1.3.6
• 1.3.7
• 1.3.8

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

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Nessus ID: 82112
Nessus Name: Debian DLA-129-1 : polarssl security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 703116
OpenVAS Name: Debian Security Advisory DSA 3116-1 (polarssl - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: PolarSSL 1.2.12/1.3.9

Timelineinfo

11/06/2014 🔍
08/24/2015 +291 days 🔍
08/24/2015 +0 days 🔍
08/25/2015 +1 days 🔍
06/13/2022 +2484 days 🔍

Sourcesinfo

Advisory: polarssl.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2014-8628 (🔍)
GCVE (CVE): GCVE-0-2014-8628
GCVE (VulDB): GCVE-100-77401

OVAL: 🔍

SecurityFocus: 70905

See also: 🔍

Entryinfo

Created: 08/25/2015 10:02
Updated: 06/13/2022 09:06
Changes: 08/25/2015 10:02 (51), 10/31/2017 08:18 (9), 06/13/2022 09:06 (4)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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