CVE-2020-7247

smtpmailaddr in smtpsession.c in OpenSMTPD 6.6, as used in OpenBSD 6.6 and other products, allows remote attackers to execute arbitrary commands as root via a crafted SMTP session, as demonstrated by shell metacharacters in a MAIL FROM field. This affects the "uncommented" default configuration...

OpenBSD OpenSMTPD Privilege Escalation / Code Execution Vulnerabilities

Qualys discovered a vulnerability in OpenSMTPD, OpenBSD's mail server. This vulnerability is exploitable since May 2018 commit a8e222352f, "switch smtpd to new grammar" and allows an attacker to execute arbitrary shell commands, as root. OpenBSD OpenSMTPD Privilege Escalation / Code Execution...

[ASA-202001-6] opensmtpd: arbitrary command execution

Arch Linux Security Advisory ASA-202001-6 ========================================= Severity: Critical Date : 2020-01-29 CVE-ID : CVE-2020-7247 Package : opensmtpd Type : arbitrary command execution Remote : Yes Link : https://security.archlinux.org/AVG-1090 Summary ======= The package opensmtpd...

PT-2020-1569 · Openbsd +1 · Opensmtpd +1

Name of the Vulnerable Software and Affected Versions: OpenSMTPD versions 6.6 Description: The issue is related to the smtp mailaddr function in the smtp session.c file of the OpenSMTPD mail daemon, which is used in OpenBSD and other products. It allows remote attackers to execute arbitrary...

CVE-2020-7247

smtpmailaddr in smtpsession.c in OpenSMTPD 6.6, as used in OpenBSD 6.6 and other products, allows remote attackers to execute arbitrary commands as root via a crafted SMTP session, as demonstrated by shell metacharacters in a MAIL FROM field. This affects the “uncommented” default configuration...

OpenBSD OpenSMTPD Privilege Escalation / Code Execution

Qualys Security Advisory LPE and RCE in OpenSMTPD CVE-2020-7247 ============================================================================== Contents ============================================================================== Summary Analysis Exploitation Acknowledgments...

DSA-4611-1 opensmtpd - security update

Bulletin has no description...

OpenSMTPd -- critical LPE / RCE vulnerability

OpenSMTPD developers report: An incorrect check allows an attacker to trick mbox delivery into executing arbitrary commands as root and lmtp delivery into executing arbitrary commands as an unprivileged user...

OpenSMTPD MAIL FROM Remote Code Execution

This module exploits a command injection in the MAIL FROM field during SMTP interaction with OpenSMTPD to execute a command as the root user. Module Options msf use exploit/unix/smtp/opensmtpd/mailfromrce msf undefinedmailfromrce show actions ...actions... msf undefinedmailfromrce set ACTION msf...

CVE-2015-7687

Use-after-free vulnerability in OpenSMTPD before 5.7.2 allows remote attackers to cause a denial of service crash or execute arbitrary code via vectors involving reqcavrfysmtp and reqcavrfymta...

UBUNTU-CVE-2015-7687

Use-after-free vulnerability in OpenSMTPD before 5.7.2 allows remote attackers to cause a denial of service crash or execute arbitrary code via vectors involving reqcavrfysmtp and reqcavrfymta...

CVE-2015-7687

Use-after-free vulnerability in OpenSMTPD before 5.7.2 allows remote attackers to cause a denial of service crash or execute arbitrary code via vectors involving reqcavrfysmtp and reqcavrfymta...

CVE-2015-7687

Use-after-free vulnerability in OpenSMTPD before 5.7.2 allows remote attackers to cause a denial of service crash or execute arbitrary code via vectors involving reqcavrfysmtp and reqcavrfymta...

Design/Logic Flaw

Use-after-free vulnerability in OpenSMTPD before 5.7.2 allows remote attackers to cause a denial of service crash or execute arbitrary code via vectors involving reqcavrfysmtp and reqcavrfymta...

CVE-2015-7687

Use-after-free vulnerability in OpenSMTPD before 5.7.2 allows remote attackers to cause a denial of service crash or execute arbitrary code via vectors involving reqcavrfysmtp and reqcavrfymta...

CVE-2015-7687

Use-after-free vulnerability in OpenSMTPD before 5.7.2 allows remote attackers to cause a denial of service crash or execute arbitrary code via vectors involving reqcavrfysmtp and reqcavrfymta...

CVE-2015-7687

CVE-2015-7687 affects OpenSMTPD before 5.7.2, with a use-after-free in verification paths (req_ca_vrfy_smtp and req_ca_vrfy_mta). Remote attackers can cause denial of service or execute arbitrary code. Remediation: upgrade to OpenSMTPD 5.7.2 or later (per vendor release notes).

Fedora 23 : opensmtpd-5.7.3p1-1.fc23 (2015-ed1c673f09)

"Issues fixed in this release since 5.7.2: - fix an mda buffer truncation bug which allows a user to create forward files that pass session checks but fail delivery later down the chain, within the user mda; - fix remote buffer overflow in unprivileged pony process; - reworked offline enqueue to...

Fedora 22 : opensmtpd-5.7.3p1-1.fc22 (2015-fd133d52cc)

"Issues fixed in this release since 5.7.2: - fix an mda buffer truncation bug which allows a user to create forward files that pass session checks but fail delivery later down the chain, within the user mda; - fix remote buffer overflow in unprivileged pony process; - reworked offline enqueue to...

OpenSMTPD: Multiple vulnerabilities

Background OpenSMTPD is a lightweight but featured SMTP daemon from OpenBSD. Description Multiple vulnerabilities have been discovered in OpenSMTPD. Please review the CVE identifiers referenced below for details. Impact A remote attacker could possibly execute arbitrary code with the privileges o...