← Voltar para CVEs

CVE-2021-27877

HIGHCISA KEV

8.2

Descricao

An issue was discovered in Veritas Backup Exec before 21.2. It supports multiple authentication schemes: SHA authentication is one of these. This authentication scheme is no longer used in current versions of the product, but hadn't yet been disabled. An attacker could remotely exploit this scheme to gain unauthorized access to an Agent and execute privileged commands.

Detalhes CVE

Pontuacao CVSS v3.18.2

SeveridadeHIGH

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado3/1/2021

Ultima modificacao11/3/2025

Fontekev

Avistamentos honeypot0

CISA KEV

FornecedorVeritas

ProdutoBackup Exec Agent

Nome da vulnerabilidadeVeritas Backup Exec Agent Improper Authentication Vulnerability

Data inclusao KEV2023-04-07

Prazo de remediacao2023-04-28

Uso em ransomwareKnown

Produtos afetados

veritas:backup_exec

Referencias

http://packetstormsecurity.com/files/168506/Veritas-Backup-Exec-Agent-Remote-Code-Execution.html(cve@mitre.org)

https://www.veritas.com/content/support/en_US/security/VTS21-001#issue1(cve@mitre.org)

http://packetstormsecurity.com/files/168506/Veritas-Backup-Exec-Agent-Remote-Code-Execution.html(af854a3a-2127-422b-91ae-364da2661108)

https://www.veritas.com/content/support/en_US/security/VTS21-001#issue1(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-27877(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlacoes IOC

Sem correlacoes registradas

This product uses data from the NVD API but is not endorsed or certified by the NVD.