openSUSE 15 Security Update : exim (openSUSE-SU-2023:0293-1)

The remote openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2023:0293-1 advisory. - NTLM Challenge Out-Of-Bounds Read Information Disclosure Vulnerability fedora-all CVE-2023-42114 - AUTH Out-Of-Bounds Write Remote Code Executi...

OPENSUSE-SU-2023:0293-1 Security update for exim

This update for exim fixes the following issues: CVE-2023-42114: NTLM Challenge Out-Of-Bounds Read Information Disclosure Vulnerability boo1215784 CVE-2023-42115: AUTH Out-Of-Bounds Write Remote Code Execution Vulnerability boo1215785 CVE-2023-42116: SMTP Challenge Stack-based Buffer Overflow...

Exim finally fixes 3 out of 6 vulnerabilities

Exim is a message transfer agent MTA originally developed at the University of Cambridge for use on Unix systems connected to the internet, and is freely available under the terms of the GNU General Public Licence. Even though the name may be new to you, a Shodan search revealed 3.5 million serve...

Security update for exim (critical)

openSUSE Security Update: Security update for exim Announcement ID: openSUSE-SU-2023:0293-1 Rating: critical References: 1215784 1215785 1215786 Cross-References: CVE-2023-42114 CVE-2023-42115 CVE-2023-42116 Affected Products: openSUSE Backports SLE-15-SP4 openSUSE Backports SLE-15-SP5 An update...

USN-6411-1: Exim vulnerabilities

It was discovered that Exim incorrectly handled certain challenge requests. A remote attacker could possibly use this issue to perform out-of-bounds reads, resulting in information leakage. CVE-2023-42114 It was discovered that Exim incorrectly handled validation of user-supplied data. A remote...

Exim Vulnerable to Zero-Day Remote Code Execution Attacks

Threat Level Vulnerability Report For a detailed threat advisory, download the pdf file here Summary Six zero-day vulnerabilities have been discovered in the Exim Internet Mailer, potentially putting thousands of email servers worldwide at risk. These vulnerabilities, if successfully exploited,...

The vulnerability of the Exim SMTP mail server allows a hacker to execute arbitrary code.

The vulnerability of the Exim mail server’s SMTP service is related to the execution of operations beyond the buffer boundaries in memory, as a result of incorrect processing of special elements. Exploiting this vulnerability allows an attacker operating remotely to execute arbitrary code...

The vulnerability of the libspf2 library used by the Exim mail server allows attackers to execute arbitrary code.

The vulnerability of the libspf2 library used by the Exim mail server is related to integer overflows caused by the use of SPF macros. Exploiting this vulnerability allows a remote attacker to execute arbitrary code...

The vulnerability of the Exim SMTP mail server allows a hacker to gain unauthorized access to protected information.

The vulnerability of the Exim mail server’s SMTP service is related to the issue of operations going beyond the buffer in memory when implementing a DNSDB-style search mechanism. Exploiting this vulnerability can allow an attacker operating remotely to gain unauthorized access to protected...

The vulnerability of the SMTP mail server service in Exim allows a hacker to execute arbitrary code.

The vulnerability of the Exim mail server’s SMTP service relates to the ability to write data beyond the buffer boundaries in memory. Exploiting this vulnerability allows a malicious actor to execute arbitrary code by injecting the AUTHOR command remotely...

The vulnerability of the NTLM (New Technology LAN Manager) protocol implemented by the Exim mail server allows a hacker to gain unauthorized access to protected information.

The vulnerability of the NTLM New Technology LAN Manager protocol implemented by the Exim mail server is related to the occurrence of operations outside the buffer in memory during request processing. Exploiting this vulnerability can allow an attacker operating remotely to gain unauthorized acce...

Ubuntu 16.04 ESM / 18.04 ESM / 20.04 LTS / 22.04 LTS / 23.04 : Exim vulnerabilities (USN-6411-1)

The remote Ubuntu 16.04 ESM / 18.04 ESM / 20.04 LTS / 22.04 LTS / 23.04 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6411-1 advisory. It was discovered that Exim incorrectly handled certain challenge requests. A remote attacker could possibly...

Remote Code Execution (RCE)

libspf2 is vulnerable to Remote Code Execution RCE. The vulnerability could allow an attacker to execute arbitrary code on the Exim server, potentially allowing them to take control of the system or steal sensitive data...

Stack-based Overflow

exim is vulnerable to Stack-based Overflow. The vulnerability arises from the absence of proper validation of user-supplied data length before copying it into a fixed-length stack-based buffer during the handling of NTLM challenge requests in the SMTP challenge component. This allows an attacker ...

Remote Code Execution (RCE)

exim is vulnerable to Remote Code Execution RCE. The vulnerability arises from the absence of proper validation for user-supplied data in the SMTP service. This could result in a buffer overflow, enabling an attacker to inject and execute malicious code within the service account's context...

Information Disclosure

exim is vulnerable to Information Disclosure. The vulnerability exists due to the absence of validation for user-supplied data during the handling of NTLM challenge requests. This allows an attacker to read beyond allocated data structures, potentially leading to the disclosure of information...

Critical and high severity Exim vulnerabilities: everything you need to know

Detect and mitigate CVE-2023-42115, and 5 more vulnerabilities in Exim. Organizations using affected configurations should mitigate and patch the vulnerabilities urgently...

Vulnerabilities fixed in Exim

Exim has fixed vulnerabilities in Exim MTA. The vulnerabilities allow a malicious party to perform attacks that lead to the following categories of damage: Remote code execution Administrator/Root privileges. Access to system/data data Exim has released updates to fix the vulnerabilities in Exim...

CVE-2023-42119

An out-of-bounds read flaw was found in Exim which exists within the smtp service. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer, leading to disclosure of some sensitive information. An attacker can...

CVE-2023-42114

An out-of-bounds read vulnerability was found in Exim within the handling of NTLM challenge requests. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated data structure. An attacker can leverage this vulnerability to...