Hide-Thread-Content Plugin up to 2021-01-27 on MyBB Postbit authorization

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.
6.6$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Hide-Thread-Content Plugin up to 2021-01-27 on MyBB. This impacts an unknown function of the component Postbit. Executing a manipulation can lead to an unknown weakness. This vulnerability is tracked as CVE-2021-3337. The attack can be launched remotely. Moreover, an exploit is present.

Detailsinfo

A vulnerability was found in Hide-Thread-Content Plugin up to 2021-01-27 on MyBB. It has been declared as critical. This vulnerability affects an unknown part of the component Postbit. The CWE definition for the vulnerability is CWE-863. The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions. The impact remains unknown.

The weakness was disclosed 01/29/2021. The advisory is shared for download at github.com. This vulnerability was named CVE-2021-3337. Technical details are unknown but a public exploit is available.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept.

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

The vulnerability is also documented in the vulnerability database at Exploit-DB (49496). Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.6

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
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: Authorization
CWE: CWE-863 / CWE-285 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/28/2021 🔍
01/29/2021 +1 days 🔍
01/29/2021 +0 days 🔍
12/22/2024 +1423 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2021-3337 (🔍)
GCVE (CVE): GCVE-0-2021-3337
GCVE (VulDB): GCVE-100-168892
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 01/29/2021 11:30
Updated: 12/22/2024 04:39
Changes: 01/29/2021 11:30 (34), 02/21/2021 13:42 (2), 02/21/2021 13:46 (20), 12/22/2024 04:39 (25)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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