VDB-90969 · CVE-2016-5663 · VU#305607

Accellion Kiteworks up to <=7.5 oauth_callback.php code/error/error_description 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.
5.9	$0-$5k	0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Accellion Kiteworks. Affected is an unknown function of the file oauth_callback.php. Performing a manipulation of the argument code/error/error_description results in cross site scripting. This vulnerability is cataloged as CVE-2016-5663. It is possible to initiate the attack remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Accellion Kiteworks. It has been classified as problematic. This affects an unknown code of the file oauth_callback.php. The manipulation of the argument code/error/error_description with an unknown input 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 confidentiality, and integrity. The summary by CVE is:

Multiple cross-site scripting (XSS) vulnerabilities in oauth_callback.php on Accellion Kiteworks appliances before kw2016.03.00 allow remote attackers to inject arbitrary web script or HTML via the (1) code, (2) error, or (3) error_description parameter.

The weakness was shared 08/26/2016 by Shubham Shah (Website). The advisory is shared at kb.cert.org. This vulnerability is uniquely identified as CVE-2016-5663 since 06/16/2016. The exploitability is told to be easy. 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. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

By approaching the search of inurl:oauth_callback.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version kw2016.03.00 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 92662†). The entries VDB-90968 and VDB-90970 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Accellion

Name

Kiteworks

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.1
VulDB Temp Score: 5.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kiteworks kw2016.03.00

Timelineinfo

06/16/2016 🔍
08/26/2016 +71 days 🔍
08/26/2016 +0 days 🔍
08/26/2016 +0 days 🔍
08/27/2016 +1 days 🔍
11/01/2024 +2988 days 🔍

Sourcesinfo

Advisory: kb.cert.org
Researcher: Shubham Shah
Status: Confirmed

CVE: CVE-2016-5663 (🔍)
GCVE (CVE): GCVE-0-2016-5663
GCVE (VulDB): GCVE-100-90969
CERT: 🔍
SecurityFocus: 92662 - Accellion Kiteworks Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 08/27/2016 09:19
Updated: 11/01/2024 23:20
Changes: 08/27/2016 09:19 (50), 04/04/2019 09:55 (13), 11/01/2024 23:20 (20)
Complete: 🔍
Cache ID: 216::103

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