PT-2016-7880 · Roundcube+2 · Roundcube+2

Robin Peraglie · Publicado 2016-11-30 · Atualizado 2026-03-30 · CVE-2016-9920

Positive Technologies (AI Summary)

CVSS v3.1

7.5

Alta

Vetor base

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

Name of the Vulnerable Software and Affected Versions Roundcube versions prior to 1.1.7 Roundcube versions 1.2.x prior to 1.2.3

Description The issue allows remote authenticated users to execute arbitrary code via a modified HTTP request that sends a crafted e-mail message. This is due to the improper restriction of custom envelope-from addresses on the sendmail command line when no SMTP server is configured and the sendmail program is enabled.

Recommendations For Roundcube versions prior to 1.1.7, update to version 1.1.7 or later. For Roundcube versions 1.2.x prior to 1.2.3, update to version 1.2.3 or later.

Exploit

Correção

Improper Access Control

Enumeração de Fraquezas

CWE-284

Identificadores relacionados

ALT-PU-2016-2377

CVE-2016-9920

DLA-737-1

MGASA-2016-0430

USN-8132-1

Produtos afetados

Alt Linux

Roundcube

Ubuntu

Referências · 28

• 🔥 https://github.com/t0kx/exploit-CVE-2016-9920 · Exploit
• 🔥 https://blog.ripstech.com/2016/roundcube-command-execution-via-email · Exploit
• https://advisories.mageia.org/MGASA-2016-0430.html · Nota de Segurança
• https://ubuntu.com/security/CVE-2018-1000071 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2017-6820 · Aviso do Fabricante
• https://ubuntu.com/security/notices/USN-8132-1 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2019-10740 · Aviso do Fabricante
• https://roundcube.net/news/2016/11/28/updates-1.2.3-and-1.1.7-released · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2016-4069 · Aviso do Fabricante
• https://osv.dev/vulnerability/CVE-2016-9920 · Aviso do Fabricante
• https://osv.dev/vulnerability/USN-8132-1 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2016-4068 · Aviso do Fabricante
• https://osv.dev/vulnerability/DEBIAN-CVE-2016-9920 · Aviso do Fabricante
• https://bugs.mageia.org/show_bug.cgi?id=19920 · Nota
• https://ubuntu.com/security/CVE-2017-8114 · Aviso do Fabricante