ThingsBoard 3.3.1 Rule Engine Title cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.2$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in ThingsBoard 3.3.1. This vulnerability affects unknown code of the component Rule Engine. Such manipulation of the argument Title leads to cross site scripting. This vulnerability is referenced as CVE-2021-42750. It is possible to launch the attack remotely. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in ThingsBoard 3.3.1 (Forum Software) and classified as problematic. Affected by this issue is an unknown code block of the component Rule Engine. The manipulation of the argument title with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. CVE summarizes:

A cross-site scripting (XSS) vulnerability in Rule Engine in ThingsBoard 3.3.1 allows remote attackers (with administrative access) to inject arbitrary JavaScript within the title of a rule node.

The weakness was published 08/12/2022 as 167999. The advisory is available at packetstormsecurity.com. This vulnerability is handled as CVE-2021-42750 since 10/20/2021. Successful exploitation requires user interaction by the victim. Technical details as well as a public exploit are known. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

The exploit is available 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 (51003). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.5
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
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

10/20/2021 🔍
08/12/2022 +296 days 🔍
08/12/2022 +0 days 🔍
04/30/2025 +992 days 🔍

Sourcesinfo

Advisory: 167999
Status: Not defined

CVE: CVE-2021-42750 (🔍)
GCVE (CVE): GCVE-0-2021-42750
GCVE (VulDB): GCVE-100-206330
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/12/2022 21:31
Updated: 04/30/2025 11:01
Changes: 08/12/2022 21:31 (35), 08/12/2022 21:32 (6), 12/01/2024 14:47 (23), 04/30/2025 11:01 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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