WeCenter 3.2.0/3.2.1/3.2.2 index.tpl.html htmlspecialchars_decode question_content 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.
5.2$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in WeCenter 3.2.0/3.2.1/3.2.2. This vulnerability affects the function htmlspecialchars_decode of the file views/default/question/index.tpl.html. The manipulation of the argument question_content as part of Parameter results in cross site scripting. This vulnerability was named CVE-2018-19083. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic has been found in WeCenter 3.2.0/3.2.1/3.2.2. Affected is the function htmlspecialchars_decode of the file views/default/question/index.tpl.html. The manipulation of the argument question_content as part of a Parameter 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. CVE summarizes:

WeCenter 3.2.0 through 3.2.2 has XSS in the views/default/question/index.tpl.html htmlspecialchars_decode function via the /?/publish/ajax/publish_question/ question_content parameter.

The bug was discovered 11/02/2018. The weakness was presented 11/07/2018 (Website). The advisory is available at iwantacve.cn. This vulnerability is traded as CVE-2018-19083 since 11/07/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 5 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:views/default/question/index.tpl.html it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

NVD Base Score: 6.1
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: 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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/02/2018 🔍
11/07/2018 +5 days 🔍
11/07/2018 +0 days 🔍
11/07/2018 +0 days 🔍
11/08/2018 +1 days 🔍
04/10/2020 +519 days 🔍

Sourcesinfo

Advisory: iwantacve.cn
Status: Not defined

CVE: CVE-2018-19083 (🔍)
GCVE (CVE): GCVE-0-2018-19083
GCVE (VulDB): GCVE-100-126558

Entryinfo

Created: 11/08/2018 08:27
Updated: 04/10/2020 18:31
Changes: 11/08/2018 08:27 (58), 04/10/2020 18:31 (1)
Complete: 🔍
Cache ID: 216::103

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