7024 matches found
Sendmail SMTP Address prescan Memory Corruption
This is a proof of concept denial of service module for Sendmail versions 8.12.8 and earlier. The vulnerability is within the prescan method when parsing SMTP headers. Due to the prescan function, only 0x5c and 0x00 bytes can be used, limiting the likelihood for arbitrary code execution. Module...
exim remote heap overflow, probably not exploitable
Exim www.exim.org is a message transfer agent MTA developed at the University of Cambridge for use on Unix systems connected to the Internet. There's a heap overflow in all versions of exim3 and exim4 prior to version 4.21. It can be exercised by anyone who can make an SMTP connection to the exim...
Exim < 4.22 smtp_in.c HELO/EHLO Remote Overflow
According to its banner, the version of Exim running on the remote host has a remote heap-based buffer overflow vulnerability. A remote, unauthenticated attacker could potentially exploit this to execute arbitrary code. C Tenable Network Security, Inc. include"compat.inc"; ifdescription...
CVE-2003-0468
Postfix 1.1.11 and earlier allows remote attackers to use Postfix to conduct "bounce scans" or DDos attacks of other hosts via an email address to the local host containing the target IP address and service name followed by a "!" string, which causes Postfix to attempt to use SMTP to communicate...
MDaemon protection bypass
Empty password allows to bypass SMTP authentication...
MDaemon SMTP Server 5.0.5 - Null Password Authentication
MDaemon SMTP Server 5.0.5 - Null Password Authentication source: https://www.securityfocus.com/bid/8382/info A vulnerability has been reported to affect the MDaemon SMTP authentication handler. It has been reported that any valid username or account can be used in conjunction with a null password...
MDaemon SMTP Server 5.0.5 - Null Password Authentication
source: https://www.securityfocus.com/bid/8382/info A vulnerability has been reported to affect the MDaemon SMTP authentication handler. It has been reported that any valid username or account can be used in conjunction with a null password, to access the MDaemon SMTP server. This issue may be...
CVE-2003-0468
Postfix 1.1.11 and earlier allows remote attackers to use Postfix to conduct "bounce scans" or DDos attacks of other hosts via an email address to the local host containing the target IP address and service name followed by a "!" string, which causes Postfix to attempt to use SMTP to communicate...
CVE-2003-0468
Summary of the CVE-2003-0468 family (Postfix) : The issue affects Postfix versions up to 1.1.11 (and variants discussed in 1.1.x line) and enables a remote attacker to perform bounce-scans or use the MTA as a DoS/DDoS tool by causing SMTP connections to target hosts via crafted addresses. Public ...
CVE-2003-0540
The address parser code in Postfix 1.1.12 and earlier allows remote attackers to cause a denial of service lock via 1 a malformed envelope address to a local host that would generate a bounce and contains the ".!" string in the MAIL FROM or Errors-To headers, which causes nqmgr to lock up, or 2 v...
CVE-2003-0540
The address parser code in Postfix 1.1.12 and earlier allows remote attackers to cause a denial of service lock via 1 a malformed envelope address to a local host that would generate a bounce and contains the ".!" string in the MAIL FROM or Errors-To headers, which causes nqmgr to lock up, or 2 v...
CVE-2003-0468: Undefined Security Weakness
Postfix 1.1.11 and earlier allows remote attackers to use Postfix to conduct "bounce scans" or DDos attacks of other hosts via an email address to the local host containing the target IP address and service name followed by a "!" string, which causes Postfix to attempt to use SMTP to communicate...
Postfix 1.1.x - Denial of Service (1)
// source: https://www.securityfocus.com/bid/8333/info Debian has reported two vulnerabilities in the Postfix mail transfer agent. The first vulnerability, CAN-2003-0468, can allow for an adversary to "bounce-scan" a private network. It has also been reported that this vulnerability can be...
Postfix 1.1.x - Denial of Service (2)
Postfix 1.1.x - Denial of Service 2 source: https://www.securityfocus.com/bid/8333/info Debian has reported two vulnerabilities in the Postfix mail transfer agent. The first vulnerability, CAN-2003-0468, can allow for an adversary to "bounce-scan" a private network. It has also been reported that...
Postfix 1.1.x - Denial of Service (1)
Postfix 1.1.x - Denial of Service 1 // source: https://www.securityfocus.com/bid/8333/info Debian has reported two vulnerabilities in the Postfix mail transfer agent. The first vulnerability, CAN-2003-0468, can allow for an adversary to "bounce-scan" a private network. It has also been reported...
Microsoft Windows 2000 SMTP service vulnerable to DoS when processing message with corrupted time stamp
Overview Some versions of Microsoft Windows 2000 feature an SMTP service for handling Internet email. A flaw in this SMTP service may result in a denial-of-service vulnerability. Description When a message with a corrupted time stamp is received by a vulnerable system, the SMTP service may stop...
[Full-Disclosure] extremail (latest) fmt strings
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Remote Vulnerabilities in eXtremail Server. =========================================== Date: 02.07.2003 Email: B-r00t [email protected] Reference: http://www.extremail.com/ Versions: Linux eXtremail-1.5-8 = VULNERABLE Linux eXtremail-1.5-5 =...
SMTP Generic Overflow Detection
The remote SMTP server crashes when it is sent a command with a too long argument. An attacker might use this flaw to kill this service or worse, execute arbitrary code on the server. C Tenable Network Security, Inc. include"compat.inc"; if description scriptid11772; scriptversion"$Revision: 1.17...
CVE-2003-0280
Multiple buffer overflows in the SMTP Service for ESMTP CMailServer 4.0.2003.03.27 allow remote attackers to execute arbitrary code via long 1 MAIL FROM or 2 RCPT TO commands...
CVE-2003-0316
Venturi Client before 2.2, as used in certain Fourelle and Venturi Wireless products, can be used as an open proxy for various protocols, including an open relay for SMTP, which allows it to be abused by spammers...