VDB-95476 · CVE-2016-3999 · BID 95921

Synacor Zimbra Collaboration up to 8.6.x cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Synacor Zimbra Collaboration up to 8.6.x. The impacted element is an unknown function. Executing a manipulation can lead to cross site scripting. This vulnerability is handled as CVE-2016-3999. The attack can be executed remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Synacor Zimbra Collaboration up to 8.6.x (Groupware Software) and classified as problematic. This vulnerability affects an unknown part. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. CVE summarizes:

Multiple cross-site scripting (XSS) vulnerabilities in Zimbra Collaboration before 8.7.0 allow remote attackers to inject arbitrary web script or HTML via unspecified vectors, aka bugs 104552 and 104703.

The bug was discovered 01/18/2017. The weakness was released 01/18/2017 as 104552 / 104703 (Website). The advisory is shared for download at wiki.zimbra.com. This vulnerability was named CVE-2016-3999 since 04/12/2016. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

Upgrading to version 8.7.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 95921†). Entries connected to this vulnerability are available at VDB-95470, VDB-95471, VDB-95472 and VDB-95473. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
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

04/12/2016 🔍
01/18/2017 +281 days 🔍
01/18/2017 +0 days 🔍
01/18/2017 +0 days 🔍
01/19/2017 +1 days 🔍
02/01/2017 +13 days 🔍
05/13/2026 +3388 days 🔍

Sourcesinfo

Vendor: synacor.com

Advisory: 104552 / 104703
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-3999 (🔍)
GCVE (CVE): GCVE-0-2016-3999
GCVE (VulDB): GCVE-100-95476
SecurityFocus: 95921 - Zimbra Collaboration Suite CVE-2016-3999 Multiple Unspecified Cross-Site Scripting Vulnerabilities

See also: 🔍

Entryinfo

Created: 01/19/2017 09:40
Updated: 05/13/2026 18:52
Changes: 01/19/2017 09:40 (64), 02/03/2020 20:15 (5), 05/13/2026 18:52 (17)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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