CVE-2021-41862 : AviatorScript through 5.2.7 allows code execution via an expression that is enco

AviatorScript through 5.2.7 allows code execution via an expression that is encoded with Byte Code Engineering Library (BCEL).

Published 2021-10-02 00:15:07

Updated 2021-10-13 14:20:56

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2021-41862

Aviatorscript Project » Aviatorscript
Versions from including (>=) 5.2.1
cpe:2.3:a:aviatorscript_project:aviatorscript:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.34%

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

~ 72 %

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

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.5	HIGH	AV:N/AC:L/Au:N/C:P/I:P/A:P	10.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

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

Assigned by: nvd@nist.gov (Primary)

https://github.com/killme2008/aviatorscript/issues/421

There is a critical expression injection RCE vulnerability in this expression engine（该表达式引擎存在表达式注入漏洞） · Issue #421 · killme2008/aviatorscript · GitHub
Exploit;Issue Tracking;Third Party Advisory

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