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4.6	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Zend Framework. This affects the function ldap_bind. This manipulation as part of NULL Byte causes improper authentication. This vulnerability appears as CVE-2014-8088. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Zend Framework (Programming Tool Software). It has been declared as critical. Affected by this vulnerability is the function ldap_bind. The manipulation as part of a NULL Byte leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect integrity. The summary by CVE is:

The (1) Zend_Ldap class in Zend before 1.12.9 and (2) Zend\Ldap component in Zend 2.x before 2.2.8 and 2.3.x before 2.3.3 allows remote attackers to bypass authentication via a password starting with a null byte, which triggers an unauthenticated bind.

The weakness was presented 10/10/2014 by Matthew Daley as ZF2014-05 as confirmed advisory (Website). The advisory is shared at framework.zend.com. This vulnerability is known as CVE-2014-8088 since 10/10/2014. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 78786 (Fedora 21 : php-ZendFramework-1.12.9-1.fc21 (2014-12341)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 350242 (Amazon Linux Security Advisory for php-ZendFramework: ALAS-2014-460).

Upgrading to version 1.12.9, 2.2.8 or 2.3.3 eliminates this vulnerability. The vulnerability will be addressed with the following lines of code:

$password = str_replace("\0", '', $password);

The vulnerability is also documented in the databases at X-Force (97038), Tenable (78786), SecurityFocus (BID 70378†) and Vulnerability Center (SBV-46786†). Additional details are provided at seclists.org. See VDB-67994, VDB-71567, VDB-73309 and VDB-72979 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Programming Tool Software

Vendor

• Zend

Name

• Framework

Version

• 1.12.0
• 1.12.1
• 1.12.2
• 1.12.3
• 1.12.5
• 1.12.7
• 2.0.0
• 2.01
• 2.2.2
• 2.2.3
• 2.2.4
• 2.2.5
• 2.2.6
• 2.2.7
• 2.3.0
• 2.3.1
• 2.3.2

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 78786
Nessus Name: Fedora 21 : php-ZendFramework-1.12.9-1.fc21 (2014-12341)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 867262
OpenVAS Name: Fedora Update for php-ZendFramework2 FEDORA-2014-13302
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Framework 1.12.9/2.2.8/2.3.3

Timelineinfo

10/10/2014 🔍
10/10/2014 +0 days 🔍
10/10/2014 +0 days 🔍
10/10/2014 +0 days 🔍
10/16/2014 +6 days 🔍
10/22/2014 +6 days 🔍
10/27/2014 +5 days 🔍
11/03/2014 +7 days 🔍
02/23/2022 +2669 days 🔍

Sourcesinfo

Advisory: ZF2014-05
Researcher: Matthew Daley
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-8088 (🔍)
GCVE (CVE): GCVE-0-2014-8088
GCVE (VulDB): GCVE-100-67993

OVAL: 🔍

X-Force: 97038 - Zend Framework ldap_bind() security bypass, Medium Risk
SecurityFocus: 70378 - Zend Framework CVE-2014-8088 Authentication Bypass Vulnerability
Vulnerability Center: 46786 - Zend Framework Remote Security Bypass via a Password Starting with a Null Byte, Medium

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 10/16/2014 11:06
Updated: 02/23/2022 09:40
Changes: 10/16/2014 11:06 (82), 06/10/2017 09:32 (2), 02/23/2022 09:40 (3)
Complete: 🔍
Cache ID: 216:210:103

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