VMware vCenter Server 5.5 Update 2/6.0 LDAP Certificate Validator cryptographic issues
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.4 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, was found in VMware vCenter Server 5.5 Update 2/6.0 (Server Management Software). Affected is an unknown functionality of the component LDAP Certificate Validator. The manipulation with an unknown input leads to a cryptographic issues vulnerability. CWE is classifying the issue as CWE-310. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
VMware vCenter Server 5.5 before u3 and 6.0 before u1 does not verify X.509 certificates from TLS LDAP servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
The weakness was released 09/16/2015 as VMSA-2015-0006 as confirmed advisory (Website). The advisory is shared for download at vmware.com. This vulnerability is traded as CVE-2015-6932 since 09/14/2015. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1600.
The vulnerability scanner Nessus provides a plugin with the ID 86124 (VMware vCenter 5.5 LDAP Certificate Validation MitM Spoofing (VMSA-2015-0006)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc.. The commercial vulnerability scanner Qualys is able to test this issue with plugin 216097 (VMware vCenter 5.5.0 Update 3 Missing (VMSA-2015-0006, VMSA-2015-0007, VMSA-2015-0008)).
Upgrading to version 5.5 Update 3 or 6.0 Update 1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (106402) and Tenable (86124).
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
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CVSSv3
VulDB Meta Base Score: 7.3VulDB Meta Temp Score: 6.4
VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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Exploiting
Class: Cryptographic issuesCWE: CWE-310
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Unproven
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Nessus ID: 86124
Nessus Name: VMware vCenter 5.5 LDAP Certificate Validation MitM Spoofing (VMSA-2015-0006)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
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Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: vCenter Server 5.5 Update 3/6.0 Update 1
Timeline
09/14/2015 🔍09/16/2015 🔍
09/16/2015 🔍
09/16/2015 🔍
09/17/2015 🔍
09/18/2015 🔍
09/18/2015 🔍
09/29/2015 🔍
06/15/2022 🔍
Sources
Vendor: vmware.comAdvisory: VMSA-2015-0006
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2015-6932 (🔍)
X-Force: 106402 - VMware vCenter Server LDAP security bypass
SecurityTracker: 1033582
Vulnerability Center: 53022 - VMware vCenter Server Remote Man-in-the-Middle, Spoofing and Information Disclosure via a Crafted Certificate, Medium
SecurityFocus: 76768
scip Labs: https://www.scip.ch/en/?labs.20060413
Entry
Created: 09/17/2015 10:59Updated: 06/15/2022 16:40
Changes: 09/17/2015 10:59 (67), 02/01/2018 07:01 (7), 06/15/2022 16:40 (3)
Complete: 🔍
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