VDB-94521 · CVE-2016-6850 · BID 93457

Open-Xchange OX AppSuite up to 7.8.2-rev7 Profile Picture SVG File cross site scripting

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.9$0-$5k0.00

Summaryinfo

A vulnerability was found in Open-Xchange OX AppSuite up to 7.8.2-rev7. It has been rated as problematic. This impacts an unknown function of the component Profile Picture Handler. Performing a manipulation as part of SVG File results in cross site scripting. This vulnerability is identified as CVE-2016-6850. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Open-Xchange OX AppSuite up to 7.8.2-rev7 (Groupware Software). This affects an unknown function of the component Profile Picture Handler. The manipulation as part of a SVG File leads to a cross site scripting vulnerability. CWE is classifying the issue as 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. This is going to have an impact on integrity. The summary by CVE is:

An issue was discovered in Open-Xchange OX App Suite before 7.8.2-rev8. SVG files can be used as profile pictures. In case their XML structure contains iframes and script code, that code may get executed when calling the related picture URL or viewing the related person's image within a browser. Malicious script code can be executed within a user's context. This can lead to session hijacking or triggering unwanted actions via the web interface (sending mail, deleting data etc.).

The bug was discovered 08/18/2016. The weakness was released 12/15/2016 (Website). The advisory is shared at securityfocus.com. This vulnerability is uniquely identified as CVE-2016-6850 since 08/18/2016. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 119 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 7.8.2-rev8 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 93457†). Entries connected to this vulnerability are available at VDB-94515, VDB-94516, VDB-94517 and VDB-94518. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

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

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

OpenVAS ID: 103021
OpenVAS Name: Open-Xchange (OX) AppSuite Multiple Vulnerabilities -01 Jan17
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: OX AppSuite 7.8.2-rev8

Timelineinfo

08/18/2016 🔍
08/18/2016 +0 days 🔍
10/07/2016 +50 days 🔍
12/15/2016 +69 days 🔍
12/15/2016 +0 days 🔍
12/15/2016 +0 days 🔍
07/08/2019 +935 days 🔍

Sourcesinfo

Vendor: open-xchange.com

Advisory: securityfocus.com⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-6850 (🔍)
GCVE (CVE): GCVE-0-2016-6850
GCVE (VulDB): GCVE-100-94521
SecurityFocus: 93457 - Open-Xchange AppSuite Multiple Cross Site Scripting Vulnerabilities

See also: 🔍

Entryinfo

Created: 12/15/2016 16:53
Updated: 07/08/2019 08:29
Changes: 12/15/2016 16:53 (66), 07/08/2019 08:29 (5)
Complete: 🔍
Cache ID: 216::103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you know our Splunk app?

Download it now for free!