CVE-2021-42258

CRITICALCISA KEV

9.8

Descricao

BQE BillQuick Web Suite 2018 through 2021 before 22.0.9.1 allows SQL injection for unauthenticated remote code execution, as exploited in the wild in October 2021 for ransomware installation. SQL injection can, for example, use the txtID (aka username) parameter. Successful exploitation can include the ability to execute arbitrary code as MSSQLSERVER$ via xp_cmdshell.

Detalhes CVE

Pontuacao CVSS v3.19.8

SeveridadeCRITICAL

Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado10/22/2021

Ultima modificacao11/10/2025

Fontekev

Avistamentos honeypot0

CISA KEV

FornecedorBQE

ProdutoBillQuick Web Suite

Nome da vulnerabilidadeBQE BillQuick Web Suite SQL Injection Vulnerability

Data inclusao KEV2021-11-03

Prazo de remediacao2021-11-17

Uso em ransomwareKnown

Produtos afetados

bqe:billquick_web_suite

Fraquezas (CWE)

CWE-89CWE-89

Referencias

https://www.huntress.com/blog/threat-advisory-hackers-are-exploiting-a-vulnerability-in-popular-billing-software-to-deploy-ransomware(cve@mitre.org)

https://www.huntress.com/blog/threat-advisory-hackers-are-exploiting-a-vulnerability-in-popular-billing-software-to-deploy-ransomware(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-42258(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlacoes IOC

Sem correlacoes registradas

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