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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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Synacor Zimbra Collaboration up to 8.6.x. It has been rated as critical. This issue affects some unknown processing. This manipulation causes privileges management. This vulnerability appears as CVE-2016-3405. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical was found in Synacor Zimbra Collaboration up to 8.6.x (Groupware Software). Affected by this vulnerability is an unknown function. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect integrity. The summary by CVE is:

Multiple unspecified vulnerabilities in Zimbra Collaboration before 8.7.0 allow remote attackers to affect integrity via unknown vectors, aka bugs 103961 and 104828.

The bug was discovered 01/18/2017. The weakness was presented 01/18/2017 as 103961/104828 (Website). The advisory is shared at wiki.zimbra.com. This vulnerability is known as CVE-2016-3405 since 03/17/2016. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading to version 8.7.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 95886†). See VDB-95470, VDB-95471, VDB-95472 and VDB-95474 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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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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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 🔍
01/31/2017 +12 days 🔍
05/13/2026 +3389 days 🔍

Sourcesinfo

Vendor: synacor.com

Advisory: 103961/104828
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-3405 (🔍)
GCVE (CVE): GCVE-0-2016-3405
GCVE (VulDB): GCVE-100-95473
SecurityFocus: 95886 - Zimbra Collaboration Suite CVE-2016-3405 Multiple Unspecified Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 01/19/2017 09:39
Updated: 05/13/2026 18:43
Changes: 01/19/2017 09:39 (60), 02/03/2020 20:32 (5), 05/13/2026 18:43 (17)
Complete: 🔍
Cache ID: 216::103

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

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