CVE-2021-21433 : Discord Recon Server is a bot that allows you to do your reconnaissance process

Discord Recon Server is a bot that allows you to do your reconnaissance process from your Discord. Remote code execution in version 0.0.1 would allow remote users to execute commands on the server resulting in serious issues. This flaw is patched in 0.0.2.

Published 2021-04-09 18:15:14

Updated 2024-01-12 15:05:57

Source GitHub, Inc.

View at NVD, CVE.org

Vulnerability category: Execute code

Products affected by CVE-2021-21433

Demon1a » Discord-recon
Versions before (<) 0.0.2
cpe:2.3:a:demon1a:discord-recon:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2021-21433

EPSS FAQ

0.76%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 81 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-21433

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.5	MEDIUM	AV:N/AC:L/Au:S/C:P/I:P/A:P	8.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
8.8	HIGH	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	2.8	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High
9.9	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H	3.1	6.0	GitHub, Inc.
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Changed Confidentiality: Low Integrity: High Availability: High

CWE ids for CVE-2021-21433

CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

Assigned by: nvd@nist.gov (Primary)
CWE-94 Improper Control of Generation of Code ('Code Injection')

The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.

Assigned by: security-advisories@github.com (Secondary)

References for CVE-2021-21433

https://github.com/DEMON1A/Discord-Recon/security/advisories/GHSA-65fm-5x64-gv9x

Remote code execution on discord-recon .dirsearch and .arjun commands due to improper input validation · Advisory · DEMON1A/Discord-Recon · GitHub
Third Party Advisory
https://github.com/DEMON1A/Discord-Recon/commit/26e2a084679679cccdeeabbb6889ce120eff7e50

Fixing Command Injection Issues. · DEMON1A/Discord-Recon@26e2a08 · GitHub
Patch;Third Party Advisory
https://github.com/DEMON1A/Discord-Recon/issues/6

Blind-RCE On .dirsearch and .arjun Commands. · Issue #6 · DEMON1A/Discord-Recon · GitHub
Exploit;Issue Tracking;Patch;Third Party Advisory

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Vulnerability Details : CVE-2021-21433

Products affected by CVE-2021-21433

Exploit prediction scoring system (EPSS) score for CVE-2021-21433

CVSS scores for CVE-2021-21433

CWE ids for CVE-2021-21433

References for CVE-2021-21433