VDB-189065 · CVE-2021-23772 · GCVE-0-2021-23772

Kataras Iris UploadFormFiles unrestricted upload

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.
6.1	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Kataras Iris. This affects the function UploadFormFiles. The manipulation leads to unrestricted upload. This vulnerability is referenced as CVE-2021-23772. Remote exploitation of the attack is possible. No exploit is available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Kataras Iris (affected version not known). This issue affects the function UploadFormFiles. The manipulation with an unknown input leads to a unrestricted upload vulnerability. Using CWE to declare the problem leads to CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. Impacted is confidentiality, integrity, and availability.

The weakness was published 12/24/2021 as e213dba0d32ff66653e0ef124bc5088817264b08. The advisory is shared at github.com. The identification of this vulnerability is CVE-2021-23772 since 01/08/2021. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1608.002 for this issue.

Applying the patch e213dba0d32ff66653e0ef124bc5088817264b08 is able to eliminate this problem. The bugfix is ready for download at github.com.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Kataras

Name

Iris

License

open-source

Website

Product: https://github.com/kataras/iris/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 6.1

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (Snyk): 🔍

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: Unrestricted upload
CWE: CWE-434 / CWE-284 / CWE-266
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: e213dba0d32ff66653e0ef124bc5088817264b08

Timelineinfo

01/08/2021 🔍
12/24/2021 +350 days 🔍
12/24/2021 +0 days 🔍
12/27/2021 +3 days 🔍

Sourcesinfo

Product: github.com

Advisory: e213dba0d32ff66653e0ef124bc5088817264b08
Status: Confirmed

CVE: CVE-2021-23772 (🔍)
GCVE (CVE): GCVE-0-2021-23772
GCVE (VulDB): GCVE-100-189065

Entryinfo

Created: 12/24/2021 14:54
Updated: 12/27/2021 09:31
Changes: 12/24/2021 14:54 (50), 12/27/2021 09:31 (1)
Complete: 🔍
Cache ID: 216::103