Synacor Zimbra Collaboration up to 8.6.x privileges management

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Synacor Zimbra Collaboration up to 8.6.x. It has been classified as critical. This affects an unknown part. The manipulation leads to privileges management. This vulnerability is documented as CVE-2016-3402. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Synacor Zimbra Collaboration up to 8.6.x (Groupware Software). It has been rated as critical. This issue affects an unknown code block. The manipulation with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Unspecified vulnerability in Zimbra Collaboration before 8.7.0 allows remote attackers to affect confidentiality via unknown vectors, aka bug 99167.

The bug was discovered 01/18/2017. The weakness was released 01/18/2017 as Bug 99167 (Website). It is possible to read the advisory at wiki.zimbra.com. The identification of this vulnerability is CVE-2016-3402 since 03/17/2016. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

Upgrading to version 8.7.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 95887†). Entries connected to this vulnerability are available at VDB-95470, VDB-95472, VDB-95473 and VDB-95474. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
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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OpenVAS ID: 800201
OpenVAS Name: Zimbra Collaboration < 8.7.0 Multiple Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Zimbra Collaboration 8.7.0

Timelineinfo

03/17/2016 🔍
01/18/2017 +307 days 🔍
01/18/2017 +0 days 🔍
01/18/2017 +0 days 🔍
01/19/2017 +1 days 🔍
01/19/2017 +0 days 🔍
05/13/2026 +3401 days 🔍

Sourcesinfo

Vendor: synacor.com

Advisory: Bug 99167
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-3402 (🔍)
GCVE (CVE): GCVE-0-2016-3402
GCVE (VulDB): GCVE-100-95471
SecurityFocus: 95887 - Zimbra Collaboration Suite CVE-2016-3402 Unspecified Security Vulnerability

See also: 🔍

Entryinfo

Created: 01/19/2017 09:39
Updated: 05/13/2026 18:43
Changes: 01/19/2017 09:39 (64), 02/03/2020 20:44 (5), 05/13/2026 18:43 (17)
Complete: 🔍
Cache ID: 216::103

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

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