VDB-145206 · CVE-2018-18674 · GCVE-0-2018-18674

GNUBOARD5 5.3.1.9 board_form_update.php bo_content_tail 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.
5.6	$0-$5k	0.00

Summaryinfo

A vulnerability described as problematic has been identified in GNUBOARD5 5.3.1.9. The affected element is an unknown function of the file adm/board_form_update.php. The manipulation of the argument bo_content_tail as part of Parameter results in cross site scripting. This vulnerability is identified as CVE-2018-18674. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as problematic has been found in GNUBOARD5 5.3.1.9 (Forum Software). Affected is an unknown code block of the file adm/board_form_update.php. The manipulation of the argument bo_content_tail 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:

GNUBOARD5 5.3.1.9 has XSS that allows remote attackers to inject arbitrary web script or HTML via the "board tail contents" parameter, aka the adm/board_form_update.php bo_content_tail parameter.

The weakness was released 11/07/2019. This vulnerability is traded as CVE-2018-18674 since 10/26/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

By approaching the search of inurl:adm/board_form_update.php 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

Type

Forum Software

Name

GNUBOARD5

Version

5.3.1.9

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Upgrade: github.com
Patch: github.com

Timelineinfo

10/26/2018 🔍
11/07/2019 +377 days 🔍
11/08/2019 +1 days 🔍
09/19/2024 +1777 days 🔍

Sourcesinfo

Advisory: a45241f4bc46aee1ab2cc0749f6444b043681edf
Status: Not defined

CVE: CVE-2018-18674 (🔍)
GCVE (CVE): GCVE-0-2018-18674
GCVE (VulDB): GCVE-100-145206

Entryinfo

Created: 11/08/2019 11:05
Updated: 09/19/2024 14:19
Changes: 11/08/2019 11:05 (36), 11/08/2019 11:10 (18), 02/05/2024 14:21 (6), 09/19/2024 14:19 (17)
Complete: 🔍
Cache ID: 216::103