VDB-193189 · CVE-2021-46251 · GCVE-0-2021-46251

ScratchOAuth2 POST Request 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.
5.1	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in ScratchOAuth2 and classified as problematic. The impacted element is an unknown function of the component POST Request Handler. This manipulation causes cross site scripting. The identification of this vulnerability is CVE-2021-46251. It is possible to initiate the attack remotely. There is no exploit available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability has been found in ScratchOAuth2 (the affected version unknown) and classified as problematic. Affected by this vulnerability is an unknown part of the component POST Request Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect integrity.

The weakness was shared 02/16/2022 as 1603f04e44ef67dde6ccffe866d2dca16defb293. The advisory is shared at github.com. This vulnerability is known as CVE-2021-46251 since 01/10/2022. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

Applying the patch 1603f04e44ef67dde6ccffe866d2dca16defb293 is able to eliminate this problem. The bugfix is ready for download at github.com.

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Productinfo

Name

ScratchOAuth2

License

open-source

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.1
CNA Vector (MITRE): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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: 🔍
Status: Not defined

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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 1603f04e44ef67dde6ccffe866d2dca16defb293

Timelineinfo

01/10/2022 🔍
02/16/2022 +37 days 🔍
02/16/2022 +0 days 🔍
02/18/2022 +2 days 🔍

Sourcesinfo

Advisory: 1603f04e44ef67dde6ccffe866d2dca16defb293
Status: Confirmed

CVE: CVE-2021-46251 (🔍)
GCVE (CVE): GCVE-0-2021-46251
GCVE (VulDB): GCVE-100-193189

Entryinfo

Created: 02/16/2022 08:16
Updated: 02/18/2022 15:51
Changes: 02/16/2022 08:16 (49), 02/18/2022 15:51 (1)
Complete: 🔍
Cache ID: 216::103