GLSA-202310-13 : GNU Mailutils: unexpected processsing of escape sequences

The remote host is affected by the vulnerability described in GLSA-202310-13 GNU Mailutils: unexpected processsing of escape sequences - fail2ban is a daemon to ban hosts that cause multiple authentication errors. In versions 0.9.7 and prior, 0.10.0 through 0.10.6, and 0.11.0 through 0.11.2, ther...

Ubuntu 16.04 ESM / 18.04 ESM / 20.04 ESM : Fail2ban vulnerability (USN-5232-1)

The remote Ubuntu 16.04 ESM / 18.04 ESM / 20.04 ESM host has a package installed that is affected by a vulnerability as referenced in the USN-5232-1 advisory. Jakub oczek discovered that certain Fail2ban actions handled whois responses in an insecure way. If Fail2ban was configured to use certain...

Remote Code Execution

fail2ban is vulnerable to remote code execution. The mailing action mail-whois command mail from mailutils package used in mail actions like mail-whois can execute command allows an attacker to execute arbitrary commands due to unescaped sequences \n in foreign input...

CVE-2021-32749

fail2ban is a daemon to ban hosts that cause multiple authentication errors. In versions 0.9.7 and prior, 0.10.0 through 0.10.6, and 0.11.0 through 0.11.2, there is a vulnerability that leads to possible remote code execution in the mailing action mail-whois. Command mail from mailutils package...

CVE-2021-32749

fail2ban is a daemon to ban hosts that cause multiple authentication errors. In versions 0.9.7 and prior, 0.10.0 through 0.10.6, and 0.11.0 through 0.11.2, there is a vulnerability that leads to possible remote code execution in the mailing action mail-whois. Command mail from mailutils package...

ALPINE-CVE-2021-32749

fail2ban is a daemon to ban hosts that cause multiple authentication errors. In versions 0.9.7 and prior, 0.10.0 through 0.10.6, and 0.11.0 through 0.11.2, there is a vulnerability that leads to possible remote code execution in the mailing action mail-whois. Command mail from mailutils package...

CVE-2021-32749

fail2ban is a daemon to ban hosts that cause multiple authentication errors. In versions 0.9.7 and prior, 0.10.0 through 0.10.6, and 0.11.0 through 0.11.2, there is a vulnerability that leads to possible remote code execution in the mailing action mail-whois. Command mail from mailutils package...

Remote code execution

fail2ban is a daemon to ban hosts that cause multiple authentication errors. In versions 0.9.7 and prior, 0.10.0 through 0.10.6, and 0.11.0 through 0.11.2, there is a vulnerability that leads to possible remote code execution in the mailing action mail-whois. Command mail from mailutils package...

UBUNTU-CVE-2021-32749

fail2ban is a daemon to ban hosts that cause multiple authentication errors. In versions 0.9.7 and prior, 0.10.0 through 0.10.6, and 0.11.0 through 0.11.2, there is a vulnerability that leads to possible remote code execution in the mailing action mail-whois. Command mail from mailutils package...

CVE-2021-32749

CVE-2021-32749 affects fail2ban before fixed versions. A vulnerability in the mailing action mail-whois allows remote code execution if unescaped sequences (\n~) in foreign input (e.g., whois outputs) are processed by the mail command. Exploitation requires attacker-supplied input via MITM or com...

CVE-2021-32749 Possible RCE vulnerability in mailing action using mailutils (mail-whois)

fail2ban is a daemon to ban hosts that cause multiple authentication errors. In versions 0.9.7 and prior, 0.10.0 through 0.10.6, and 0.11.0 through 0.11.2, there is a vulnerability that leads to possible remote code execution in the mailing action mail-whois. Command mail from mailutils package...

CVE-2021-32749

fail2ban is a daemon to ban hosts that cause multiple authentication errors. In versions 0.9.7 and prior, 0.10.0 through 0.10.6, and 0.11.0 through 0.11.2, there is a vulnerability that leads to possible remote code execution in the mailing action mail-whois. Command mail from mailutils package...

CVE-2021-32749

fail2ban is a daemon to ban hosts that cause multiple authentication errors. In versions 0.9.7 and prior, 0.10.0 through 0.10.6, and 0.11.0 through 0.11.2, there is a vulnerability that leads to possible remote code execution in the mailing action mail-whois. Command mail from mailutils package...